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Results for "

blood-brain

" in MedChemExpress (MCE) Product Catalog:

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Hormone Receptor (3) Tie (2) TNF Receptor (15) Toll-like Receptor (TLR) (11) Topoisomerase (11) Trace Amine-associated Receptor (TAAR) (1) Transferrin Receptor (2) Transmembrane Glycoprotein (2) Transthyretin (TTR) (1) TREM receptor (1) Trk Receptor (12) TRP Channel (13) Tryptophan Hydroxylase (3) TSPO (1) Tyrosinase (1) Tyrosine Hydroxylase (1) UGT (1) Vasopressin Receptor (3) VEGFR (11) Virus Protease (6) Wnt (5) YAP (1) Zinc Finger Protein (1) α-synuclein (29) β-catenin (4) β-glucuronidase (1) γ-Glutamyl Transferase (GGT) (3) γ-secretase (4)
By Research Areas:	Cancer (488) Cardiovascular Disease (160) Endocrinology (47) Infection (218) Inflammation/Immunology (343) Metabolic Disease (196) Neurological Disease (1196)
Click Chemistry:	Azide (1) Alkynes (10)
Oligonucleotides:	Pegylated Lipids (4) Aptamers (2) Cationic Lipids (4) Antisense Oligonucleotides (1) Cholesterol (1)

1757

Inhibitors & Agonists

Screening Libraries

Fluorescent Dyes

Biochemical Assay Reagents

Peptides

Inhibitory Antibodies

187

Natural
Products

144

Isotope-Labeled Compounds

Click Chemistry

Oligonucleotides

GMP Molecules

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-128868A

FITC-Dextran (MW 4000) Maximum Cited Publications 90 Publications Verification	Fluorescent Dye	Others
FITC-Dextran (MW 4000) is a fluorescent probe for fluorescein isothiocyanate (FITC) dextran (Ex=495 nm; Em=525 nm). FITC-Dextran (MW 4000) can be used as a marker to reveal heat shock-induced cell damage and to study the early and late stages of apoptosis. FITC-Dextran (MW 4000) can also be used for cell permeability studies, such as blood-brain barrier permeability and determination of the extent of blood-brain barrier disruption .

HY-128868

FITC-Dextran (MW 10000) Maximum Cited Publications 90 Publications Verification	Fluorescent Dye	Others
FITC-Dextran (MW 10000) is a fluorescent probe for fluorescein isothiocyanate (FITC) dextran (Ex=495 nm; Em=525 nm). FITC-Dextran (MW 10000) can be used as a marker to reveal heat shock-induced cell damage and to study the early and late stages of apoptosis. FITC-Dextran (MW 10000) can also be used for cell permeability studies, such as blood-brain barrier permeability and determination of the extent of blood-brain barrier disruption .

HY-128868D

FITC-Dextran (MW 40000) 10+ Cited Publications	Fluorescent Dye	Others
FITC-Dextran (MW 40000) is a fluorescent probe for fluorescein isothiocyanate (FITC) dextran (Ex=495 nm; Em=525 nm). FITC-Dextran (MW 40000) can be used as a marker to reveal heat shock-induced cell damage and to study the early and late stages of apoptosis. FITC-Dextran (MW 40000) can also be used for cell permeability studies, such as blood-brain barrier permeability and determination of the extent of blood-brain barrier disruption .

HY-N0304

L-DOPA 30+ Cited Publications Levodopa; 3,4-Dihydroxyphenylalanine	Dopamine Receptor Endogenous Metabolite	Neurological Disease Cancer
L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-18738

Pyrrolidinedithiocarbamate ammonium 145+ Cited Publications Ammonium pyrrolidinedithiocarbamate; PDTC ammonium; APDC	NF-κB	Inflammation/Immunology Cancer
Pyrrolidinedithiocarbamate ammonium (Ammonium pyrrolidinedithiocarbamate) is a selective and blood-brain barrier (BBB) permeable NF-κB inhibitor.

HY-10974

MK-0752 10+ Cited Publications	γ-secretase	Neurological Disease Cancer
MK-0752 is a potent, orally active and specific γ-secretase inhibitor, showing dose-dependent reduction of Aβ40 with an IC₅₀ of 5 nM in human SH-SY5Y cells. MK-0752 crosses the blood-brain barrier. MK-0752 reduces newly generated CNS Aβ in vivo .

HY-B1395

Mecamylamine hydrochloride 5 Publications Verification	nAChR Histamine Receptor	Cardiovascular Disease Neurological Disease
Mecamylamine hydrochloride is an orally active, nonselective, noncompetitive nAChR antagonist. Mecamylamine hydrochloride is also a ganglionic blocker. Mecamylamine hydrochloride can across the blood-brain barrier. Mecamylamine hydrochloride can be used in the research of neuropsychiatric disorders, hypertension, antidepressant area .

HY-N6608

Physostigmine 2 Publications Verification Eserine	Cholinesterase (ChE)	Neurological Disease
Physostigmine (Eserine) is a reversible acetylcholinesterase (AChE) inhibitor. Physostigmine can crosses the blood-brain barrier and stimulates central cholinergic neurotransmission. Physostigmine can reverse memory deficits in transgenic mice with Alzheimer's disease. Physostigmine is also an antidote for anticholinergic poisoning .

HY-B1266

Physostigmine salicylate 2 Publications Verification Eserine salicylate	Cholinesterase (ChE)	Neurological Disease
Physostigmine salicylate (Eserine salicylate) is a reversible acetylcholinesterase (AChE) inhibitor. Physostigmine salicylate crosses the blood-brain barrier and stimulates central cholinergic neurotransmission. Physostigmine salicylate can reverse memory deficits in transgenic mice with Alzheimer's disease. Physostigmine salicylate is also an antidote for anticholinergic poisoning .

HY-109012

Seltorexant 3 Publications Verification JNJ-42847922	Orexin Receptor (OX Receptor)	Neurological Disease Endocrinology
Seltorexant (JNJ-42847922) is an orally active, high-affinity, and selective orexin-2 receptor (OX2R) antagonist (pK_i values of 8.0 and 8.1 for human and rat OX2R). Seltorexant (JNJ-42847922) crosses the blood-brain barrier and quickly occupies OX2R binding sites in the rat brain .

HY-148419

Ralometostat 2 Publications Verification TNG908	Histone Methyltransferase	Cancer
TNG908 is a MTAP synergistic PRMT5 inhibitor. TNG908 crosses the blood-brain barrier and is orally active. TNG908 could be used in cancer research .

HY-136964

Sulfo-NHS-Biotin sodium	Biochemical Assay Reagents	Neurological Disease
Sulfo-NHS-Biotin sodium is a low-molecular-weight (MW 443.4 Da) tracer. Sulfo-NHS-Biotin sodium can used to assess blood-brain barrier permeability .

HY-171306

MK16	Liposome	Others
MK16 is a lipid material that can be used to construct blood-brain barrier penetrable lipid nanoparticles for mRNA delivery. MK16 facilitates blood-brain barrier crossing via γ-secretase-mediated and caveolae-mediated transcytosis. MK16 can be used for drug delivery research .

HY-15981

Omarigliptin MK-3102	Dipeptidyl Peptidase	Neurological Disease Metabolic Disease
Omarigliptin (MK-3102) is a potent, selective, orally active and cross the blood-brain barrier dipeptidyl peptidase 4 (DPP-4) inhibitor. Omarigliptin shows anti-parkinsonian activity. Omarigliptin has the neuroprotective effect to improve diabetes-associated cognitive dysfunction .

HY-148417

ZZL-7	Serotonin Transporter	Neurological Disease
ZZL-7 is a fast-onset antidepressant agent. ZZL-7 works by disrupting the interaction between the serotonin transporter (SERT) and neuronal nitric oxide synthase (nNOS) in the dorsal raphe nucleus (DRN). ZZL-7 can cross the blood-brain barrier readily. ZZL-7 can be used for the research of major depressive disorder (MDD) .

HY-A0067

Oxybenzone 5+ Cited Publications Benzophenone 3	Environmental Pollutants Autophagy RAR/RXR Apoptosis	Neurological Disease
Oxybenzone (Benzophenone 3) is a commonly used UV filter in sun tans and skin protectants. Oxybenzone act as endocrine disrupting chemicals (EDCs) and can pass through the placental and blood-brain barriers. Benzophenone-3 impairs autophagy, alters epigenetic status, and disrupts retinoid X receptor signaling in apoptotic neuronal cells .

HY-119624

MOMIPP	PIKfyve	Cancer
MOMIPP, a macropinocytosis inducer, is a PIKfyve inhibitor. MOMIPP penetrates the blood-brain barrier (BBB) .

HY-DY1016

FITC-Dextran (MW 10000) (solution)	Fluorescent Dye	Others
FITC-Dextran (MW 10000) (solution) is a fluorescent probe for fluorescein isothiocyanate (FITC) dextran (Ex=495 nm; Em=525 nm). FITC-Dextran (MW 10000) can be used as a marker to reveal heat shock-induced cell damage and to study the early and late stages of apoptosis. FITC-Dextran (MW 10000) can also be used for cell permeability studies, such as blood-brain barrier permeability and determination of the extent of blood-brain barrier disruption . Solvent and Concentration: Sterile water: 2 mM

HY-W016586

Acivicin 2 Publications Verification AT-125; U-42126	Parasite γ-Glutamyl Transferase (GGT)	Infection Cancer
Acivicin (AT-125), a natural product produced by Streptomyces sviceus is a γ-glutamyl transpeptidase (GGT) inhibitor. Acivicin can across the blood-brain barrier and has anti-cancer, anti-parasitic properties .

HY-W016586A

Acivicin hydrochloride 2 Publications Verification AT-125 hydrochloride; U-42126 hydrochloride	Parasite	Infection Cancer
Acivicin hydrochloride (AT-125 hydrochloride), a natural product produced by Streptomyces sviceus, is a γ-glutamyl transpeptidase (GGT) inhibitor. Acivicin hydrochloride can across the blood-brain barrier and has anti-cancer, anti-parasitic properties .

HY-D0873

HEPPS EPPS	Amyloid-β	Neurological Disease
HEPPS (EPPS) is a buffering agent with the useful pH range from 7.3 ~ 8.7. HEPPS reduces Aβ-aggregate-induced memory deficits and rescues cognitive deficits in mice. EPPS is orally active and penetrates the blood-brain barrier .

HY-19838

JNJ-63533054	GPR139	Neurological Disease
JNJ-63533054 is a potent, selective and orally active GPR139 agonist with an EC₅₀ of 16 nM for human GPR139 (hGPR139). JNJ-63533054 shows selective for GPR139 over other GPCRs, ion channels, and transporters. JNJ-63533054 can cross the blood-brain barrier (BBB) .

HY-109012A

Seltorexant hydrochloride 3 Publications Verification JNJ-42847922 hydrochloride	Orexin Receptor (OX Receptor)	Neurological Disease Metabolic Disease
Seltorexant hydrochloride (JNJ-42847922 hydrochloride) is an orally active, high-affinity, and selective OX2R antagonist (pK_i values of 8.0 and 8.1 for human and rat OX2R). Seltorexant hydrochloride crosses the blood-brain barrier and quickly occupies OX2R binding sites in the rat brain .

HY-10835

DG-041 3 Publications Verification	Prostaglandin Receptor	Cardiovascular Disease
DG-041 is a potent, high affinity and selective EP₃ receptor antagonist with IC₅₀s of 4.6 nM and 8.1 nM in the binding and FLIPR assay, respectively. DG-041 inhibits PGE2 facilitation of platelet aggregation. DG-041 crosses the blood-brain barrier .

HY-100501

M2698 1 Publications Verification MSC2363318A	Ribosomal S6 Kinase (RSK) Akt	Cancer
M2698 (MSC2363318A) is an orally active, ATP competitive, selective p70S6K and Akt dual-inhibitor with IC₅₀s of 1 nM for p70S6K, Akt1 and Akt3. M2698 can cross the blood-brain barrier and has anti-cancer activity .

HY-10202

Tandutinib 5 Publications Verification MLN518; CT53518	FLT3 c-Kit PDGFR Apoptosis	Cancer
Tandutinib (MLN518) is a potent and selective inhibitor of the FLT3 with an IC₅₀ of 0.22 μM, and also inhibits c-Kit and PDGFR with IC₅₀s of 0.17 μM and 0.20 μM, respectively. Tandutinib can be used for acute myelogenous leukemia (AML) . Tandutinib has the ability to cross the blood-brain barrier .

HY-105283

PF 04531083	Sodium Channel	Neurological Disease
PF 04531083 is an orally active and selective Na_V1.8 blocker with an IC₅₀ of 0.7 μM. PF 04531083 is a blood-brain barrier (BBB) penetrant compound. PF 04531083 can be used for the research of respiratory system and neuropathic/inflammatory pain .

HY-129441

Metoprine BW 197U	Histone Methyltransferase Antifolate	Neurological Disease Cancer
Metoprine (BW 197U) is a potent histamine N-methyltransferase (HMT) inhibitor. Metoprine, a diaminopyrimidine derivative, can cross the blood-brain barrier and increase brain histamine levels by inhibiting HMT . Metoprine is an antifolate and antitumor agent .

HY-B0186B

Cefoselis sulfate FK-037	Bacterial Antibiotic	Infection
Cefoselis sulfate (FK-037), the fourth gen-eration of cephalosporin, is a β-lactam antibiotic. Cefoselis sulfate exhibits good activity against a wide range of Gram-positive and Gram-negative organisms. Cefoselis sulfate penetrates the blood-brain barrier .

HY-122489

DL-Laudanosine	Drug Metabolite	Neurological Disease
DL-Laudanosine, an Atracurium and Cisatracurium metabolite, crosses the blood–brain barrier and may cause excitement and seizure activity .

HY-162235

CVN766	Orexin Receptor (OX Receptor)	Cardiovascular Disease
CVN766 is an orally active inhibitor of orexin 1 receptor antagonist with blood-brain permeability with the IC₅₀ values of 8 nM and >10 μM for OX1R and OX2R, respectively. CVN766 can be used for study schizophrenia .

HY-N2320

Physostigmine hemisulfate 2 Publications Verification Eserine hemisulfate	Cholinesterase (ChE)	Neurological Disease
Physostigmine hemisulfate (Eserine hemisulfate) is a reversible acetylcholinesterase (AChE) inhibitor. Physostigmine hemisulfate can crosses the blood-brain barrier and stimulates central cholinergic neurotransmission. Physostigmine hemisulfate can reverse memory deficits in transgenic mice with Alzheimer's disease. Physostigmine hemisulfate is also an antidote for anticholinergic poisoning .

HY-N0304A

L-DOPA sodium 30+ Cited Publications Levodopa sodium; 3,4-Dihydroxyphenylalanine sodium	Dopamine Receptor Endogenous Metabolite	Neurological Disease
L-DOPA (Levodopa) sodium is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA sodium can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA sodium has anti-allodynic effects, and can be used for Parkinson's disease research .

HY-P3585

Epobis	TNF Receptor	Neurological Disease Inflammation/Immunology
Epobis, a dendrimeric peptide, is a recombinant form of erythropoietin. Epobis is a potent erythropoietin receptor agonist. Epobis promotes neuritogenesis in primary motoneurons. Epobis decrease TNF release and crosses the blood-brain barrier. Epobis has anti-inflammatory and memory enhancing properties .

HY-P10216

CAQK peptide	Biochemical Assay Reagents	Neurological Disease
CAQK peptide selectively binds to injured mouse brain. CAQK peptide selectively targets demyelinating areas and it is absent from healthy tissue. The CAQK peptide target is a proteoglycan complex upregulated in brain injuries and is used for drug delivery. CAQK peptide can penetrate the blood-brain barrier .

HY-N7062

JNJ-1661010 Takeda-25	FAAH	Neurological Disease
JNJ-1661010 (Takeda-25) a potent and selective fatty acid amide hydrolase (FAAH) inhibitor with IC₅₀s of 34 and 33 nM for rat FAAH and human FAAH, respectively. JNJ-1661010 can cross the blood-brain barrier and used as broad-spectrum analgesics .

HY-161117

AD-8007	RSV	Cancer
AD-8007 is an acetyl CoA synthase 2 (ACSS2) inhibitor that can cross the blood-brain barrier. AD-8007 can significantly reduce lipid storage and cell colony formation in vitro models, and increase tumor cell death. AD-8007 has anti-cancer activity and can be used in the research of breast cancer .

HY-149278

Complement C1s-IN-1	Complement System	Inflammation/Immunology
Complement C1s-IN-1 is a potent, selective, orally active and cross the blood-brain barrier C1s inhibitor with an IC₅₀ value of 36 nM .

HY-153175

BT44	RET	Neurological Disease
BT44 is a selective RET activator. BT44 can penetrate through the blood-brain barrier and can be used for the research of neurodegenerative disorders and diabetes mellitus .

HY-155079

DZD1516	EGFR	Cancer
DZD1516 is a potent and selective HER2 inhibitor (IC₅₀=0.56 nM) with good blood-brain permeability. DZD1516 exhibits antitumor activity in CNS and subcutaneous xenograft mouse models .

HY-105077A

Nemifitide diTFA INN 00835 diTFA	5-HT Receptor	Neurological Disease
Nemifitide diTFA (INN 00835 diTFA) is a synthetic pentapeptide antidepressant with a potential for rapid onset of action . Nemifitide diTFA is a peptide analog of melanocyte-inhibiting factor (MIF) . Nemifitide diTFA can cross the blood-brain barrier .

HY-116800

FR194921	Adenosine Receptor	Neurological Disease
FR194921 is a potent, selective and orally active and cross the blood-brain barrier Adenosine A1 antagonist with K_i value of 6.6, 5400 nM for A1, A2A, respectively. FR194921 shows cognitive-enhancing and anxiolytic activity .

HY-163565

BIIB129	Btk	Neurological Disease
BIIB129 is a covalent, selective, small molecule inhibitor of Bruton's tyrosine kinase (BTK) capable of penetrating the blood-brain barrier. BIIB129 inhibits the activity of BTK by covalently binding to Cys481 in BTK, thereby affecting the function of B cells and myeloid cells. BIIB129 can be used in multiple sclerosis (MS) research .

HY-DY1018

FITC-Dextran (MW 4000) (solution)	Fluorescent Dye	Others
FITC-Dextran (MW 4000) (solution) is a fluorescent probe for fluorescein isothiocyanate (FITC) dextran (Ex=495 nm; Em=525 nm). FITC-Dextran (MW 4000) can be used as a marker to reveal heat shock-induced cell damage and to study the early and late stages of apoptosis. FITC-Dextran (MW 4000) can also be used for cell permeability studies, such as blood-brain barrier permeability and determination of the extent of blood-brain barrier disruption . Solvent and Concentration: Sterile water: 2 mM

HY-W015715

5-Methylresorcinol monohydrate Orcinol monohydrate	Tyrosinase	Neurological Disease
5-Methylresorcinol monohydrate (Orcinol monohydrate) is a tyrosinase inhibitor. 5-Methylresorcinol monohydrate shows cytotoxicity. 5-Methylresorcinol monohydrate also is an oral active and cross the blood-brain barrier anxiolytic agent .

HY-108295

Pivagabine CXB-722	GABA Receptor	Neurological Disease
Pivagabine (CXB 722) is a hydrophobic 4-aminobutyric acid derivative with neuromodulatory activity. Pivagabine penetrates the blood-brain barrier in rats. Pivagabine antagonizes the effects of foot shock on both GABAA receptor function and corticotropin-releasing factor (CRF) concentrations in rat brain .

HY-134228

4-Hydroperoxyifosfamide	Biochemical Assay Reagents	Cancer
4-Hydroperoxyifosfamide is an anticancer agent that can penetrate the blood-brain barrier (BBB) .

HY-10202A

Tandutinib hydrochloride 5 Publications Verification MLN518 hydrochloride; CT53518 hydrochloride	FLT3 c-Kit PDGFR Apoptosis	Cancer
Tandutinib hydrochloride (MLN518 hydrochloride) is a potent and selective inhibitor of the FLT3 with an IC₅₀ of 0.22 μM, and also inhibits c-Kit and PDGFR with IC₅₀s of 0.17 μM and 0.20 μM, respectively. Tandutinib hydrochloride can be used for acute myelogenous leukemia (AML) . Tandutinib hydrochloride has the ability to cross the blood-brain barrier .

HY-112403

(S)-Roscovitine 1 Publications Verification (S)-Seliciclib; (S)-CYC202	CDK	Neurological Disease
(S)-Roscovitine ((S)-Seliciclib; (S)-CYC202) is a potent and cross the blood-brain barrier CDKs inhibitor. (S)-Roscovitine shows neuroprotective efficacy. (S)-Roscovitine has the potential for the research of stroke .

HY-159527

Glovadalenum Glovadalen	Dopamine Receptor	Neurological Disease
Glovadalenum (Glovadalen) is an orally active, selective, blood-brain barrier permeable positive allosteric modulator of dopamine D1 receptor. Glovadalenum selectively enhances the efficacy of dopamine in activating dopamine D1 receptor. Glovadalenum can be used for the research of Parkinson's disease .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-10219

Rapamycin Maximum Cited Publications 1338 Publications Verification Sirolimus; AY-22989; NSC 226080	Structural Classification Microorganisms Anti-inflammation/Immunoregulatory Macrolide Antibiotics Classification of Application Fields Antibiotics Anti-aging Disease Research Disease Research Fields Source Classification Cancer	mTOR FKBP Fungal Autophagy Endogenous Metabolite Antibiotic Bacterial
Rapamycin (Sirolimus; AY 22989) is a potent and specific blood-brain barrier-transmissible mTOR inhibitor with an IC₅₀ of 0.1 nM in HEK293 cells. Rapamycin binds to FKBP12 and specifically acts as an allosteric inhibitor of mTORC1 . Rapamycin is an autophagy activator, an immunosuppressant .

HY-B0215

Acetylcysteine 660+ Cited Publications N-Acetylcysteine; N-Acetyl-L-cysteine; NAC	Structural Classification Ketones, Aldehydes, Acids Endogenous metabolite Source Classification	Reactive Oxygen Species (ROS) Endogenous Metabolite Apoptosis Ferroptosis Influenza Virus Disulfidptosis
Acetylcysteine (N-Acetylcysteine) is a mucolytic agent that can cross the blood-brain barrier, which reduces the thickness of the mucus. Acetylcysteine is a ROS inhibitor. Acetylcysteine is a cysteine precursor, prevents hemin-induced ferroptosis by neutralizing toxic lipids generated by arachidonate-dependent activity of 5-lipoxygenases. Acetylcysteine induces cell apoptosis. Acetylcysteine also has anti-influenza virus activities. In addition, Acetylcysteine is the most stable form of cysteine during drug delivery and can be used in disulfidptosis studies .

HY-B0318

Metronidazole 60+ Cited Publications	Infection Structural Classification Microorganisms Classification of Application Fields Antibiotics Antibacterial Disease Research Disease Research Fields Other Antibiotics Source Classification	Environmental Pollutants Antibiotic Bacterial Apoptosis Parasite
Metronidazole is an orally active nitroimidazole antibiotic. Metronidazole can cross blood brain barrier. Metronidazole can be used for the research of anaerobic infections .

HY-N0304

L-DOPA 30+ Cited Publications Levodopa; 3,4-Dihydroxyphenylalanine	Human Gut Microbiota Metabolites Ketones, Aldehydes, Acids Disease markers Phenols Polyphenols Nervous System Disorder Endogenous metabolite	Dopamine Receptor Endogenous Metabolite
L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-B1473

Serotonin hydrochloride 30+ Cited Publications 5-Hydroxytryptamine hydrochloride; 5-HT hydrochloride	Alkaloids Structural Classification Endogenous metabolite Indole Alkaloids Source Classification	5-HT Receptor COMT Endogenous Metabolite
Serotonin (5-Hydroxytryptamine) hydrochloride is a monoamine neurotransmitter in the CNS and an endogenous 5-HT receptor agonist, with blood-brain barrier permeability. Serotonin hydrochloride is also a catechol O-methyltransferase (COMT) inhibitor with a K_i of 44 μM.

HY-10529

Betulinic acid 30+ Cited Publications Lupatic acid; Betulic acid	Infection Triterpenes Structural Classification other families Classification of Application Fields Terpenoids Plants Endogenous metabolite Inflammation/Immunology Disease Research Fields Source Classification	Apoptosis Topoisomerase HIV Autophagy Mitophagy NF-κB Endogenous Metabolite Parasite
Betulinic acid is a natural pentacyclic triterpenoid, acts as a eukaryotic topoisomerase I inhibitor, with an IC₅₀ of 5 μM, and possesses anti-HIV, anti-malarial, anti-inflammatory and anti-tumor properties . Betulinic acid can cross the blood-brain barrier .

HY-B0315

Vitamin B12 3 Publications Verification Cyanocobalamin	Structural Classification Natural Products Microorganisms Classification of Application Fields Metabolic Disease Endogenous metabolite Disease Research Fields Source Classification	Environmental Pollutants Endogenous Metabolite
Vitamin B12 is a vitamin that can pass through the blood-brain barrier. Vitamin B12 plays a key role in the normal functioning of the brain and nervous system, and for the formation of blood. Vitamin B12 is beneficial for many inflammatory diseases and also provides protection in oxidative-stress-associated pathologies .

HY-110281

Dehydroascorbic acid	Structural Classification Ketones, Aldehydes, Acids Endogenous metabolite Source Classification	Endogenous Metabolite
Dehydroascorbic acid is an oxidized form of vitamin C that can cross the blood-brain barrier (BBB). Dehydroascorbic acid clears cytotoxic reactive oxygen species (ROS) produced after ischemic stroke by converting to ascorbic acid (AA), thereby reducing neuronal and glial cell damage and stabilizing cerebral microvascular NO signaling to maintain perfusion in the ischemic area. Dehydroascorbic acid can be used in research on ischemic stroke .

HY-N0318

Salvianolic acid A 10+ Cited Publications	Stilbenes Classification of Application Fields Labiatae Samanea saman (Jacq.) Merr. Phenols Polyphenols Plants Inflammation/Immunology Disease Research Fields Source Classification	MMP
Salvianolic acid A could protect the blood brain barrier through matrix metallopeptidase 9 (MMP-9) inhibition and anti-inflammation.

HY-B0167

Salicylic acid 10+ Cited Publications 2-Hydroxybenzoic acid	Structural Classification Classification of Application Fields Anti-aging Plants Endogenous metabolite Agricultural Research Monophenols other families Ketones, Aldehydes, Acids Phenols Phytohormone Inflammation/Immunology Disease Research Fields Source Classification Cancer	Environmental Pollutants Endogenous Metabolite COX Autophagy Apoptosis Mitophagy
Salicylic acid (2-Hydroxybenzoic acid) inhibits cyclo-oxygenase-2 (COX-2) activity independently of transcription factor (NF-κB) activation. Salicylic acid has blood-brain barrier permeability .

HY-15121

L-Theanine 5 Publications Verification L-Glutamic Acid γ-ethyl amide; Nγ-Ethyl-L-glutamine	Microorganisms Neurological Disease Classification of Application Fields Anti-aging Amino acids Camellia sinensis (L.) O. Ktze. Plants Disease Research Fields Source Classification Theaceae	Apoptosis Endogenous Metabolite Reactive Oxygen Species (ROS)
L-Theanine (L-Glutamic Acid γ-ethyl amide) is a non-protein amino acid contained in green tea leaves, which blocks the binding of L-glutamic acid to glutamate receptors in the brain, and with neuroprotective, anticancer and anti-oxidative activities. L-Theanine can pass through the blood–brain barrier and is orally active .

HY-113354

Anserine 5 Publications Verification	Structural Classification Immune System Disorder Ketones, Aldehydes, Acids Disease markers Nervous System Disorder Endogenous metabolite Source Classification	Endogenous Metabolite
Anserine, a methylated form of Carnosine, is an orally active, natural Histidine-containing dipeptide found in skeletal muscle of vertebrates. Anserine is not cleaved by serum carnosinase and act as biochemical buffers, chelators, antioxidants, and anti-glycation agents. Anserine has blood-brain barrier permeability, and improves memory functions in Alzheimer's disease (AD)-model mice .

HY-13821

Epoxomicin 20+ Cited Publications BU-4061T	Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Inflammation/Immunology Disease Research Fields Source Classification	Proteasome Apoptosis
Epoxomicin (BU-4061T) is an epoxyketone-containing natural product and a potent, selective and irreversible proteasome inhibitor. Epoxomicin covalently binds to the LMP7, X, MECL1, and Z catalytic subunits of the proteasome and potently inhibits primarily the chymotrypsin-like activity. Epoxomicin can cross the blood-brain barrier. Epoxomicin has strongly antitumor and anti-inflammatory activity .

HY-B0303

Diphenhydramine 5+ Cited Publications	Alkaloids Classification of Application Fields Other Alkaloids Endogenous metabolite Inflammation/Immunology Disease Research Fields Source Classification	Histamine Receptor Bacterial Endogenous Metabolite iGluR
Diphenhydramine is a first-generation histamine H1-receptor antagonist with anti-cholinergic effect. Diphenhydramine hydrochloride can across the ovine blood-brain barrier (BBB) .

HY-13930

Miquelianin 10+ Cited Publications Quercetin 3-O-glucuronide; Quercetin 3-glucuronide	Flavonols Structural Classification Flavonoids other families Classification of Application Fields Phenols Polyphenols Plants Endogenous metabolite Disease Research Fields Source Classification Cancer	Endogenous Metabolite
Miquelianin (Quercetin 3-O-glucuronide) is a metabolite of quercetin and a type of natural flavonoid. Miquelianin is also a CBR1 inhibitor. Miquelianin is permeable to the blood-brain barrier .

HY-B0030

D-Cycloserine 5+ Cited Publications	Structural Classification Microorganisms Antibiotics Resistance Selection Antibacterial Disease Research Other Antibiotics Source Classification	iGluR Bacterial Antibiotic
D-Cycloserine is an antibiotic which targets sequential bacterial cell wall peptidoglycan biosynthesis enzymes, with blood-brain barrier permeability. D-Cycloserine is a partial NMDA agonist that can improve cognitive functions. D-Cycloserine can be used for multidrug-resistant tuberculosis research .

HY-N7109

Erucic acid 2 Publications Verification	Structural Classification Ketones, Aldehydes, Acids Disease markers Isatis tinctoria L. Endocrine diseases Plants Brassicaceae Endogenous metabolite Source Classification Raphanus sativus Linn.	PI3K Endogenous Metabolite
Erucic acid, a monounsaturated fatty acid (MUFA), is isolated from the seed of Raphanus sativus L. Erucic acid can readily cross the blood-brain barrier (BBB), it has been reported to normalize the accumulation of very long-chain fatty acids in the brain. Erucic acid can improve cognitive impairment and be effective against dementia .

HY-N0664

Aucubin 5+ Cited Publications	Infection Structural Classification Eucommia ulmoides Oliver Iridoids Neurological Disease Classification of Application Fields Terpenoids Eucommiaceae Plants Inflammation/Immunology Disease Research Fields Source Classification	Bacterial
Aucubin is an iridoid glycoside component that acn be found in E. ulmoides. Aucubin can cross the blood-brain barrier (BBB) and has anti-anxiety, antidepressive and anti-neuroinflammatory effects. Aucubin has many biological activities, such as antioxidant, anti-aging, anti-inflammatory, antimicrobial, anti-fibrotic, anti-cancer, hepatoprotective, neuroprotective and osteoprotective effects .

HY-N0108

Physcion 5+ Cited Publications Parietin; Rheochrysidin	Classification of Application Fields Polygonaceae Marine natural products Plants Biological Pesticide Research Agricultural Research Infection Quinones Microorganisms Anthraquinones Rheum officinale Baill. Phenols Polyphenols Marine microorganism Inflammation/Immunology Disease Research Fields Source Classification Cancer	Bacterial Toll-like Receptor (TLR) NF-κB Apoptosis Autophagy Antibiotic
Physcion (Parietin), an anthraquinone derivative derived from the traditional Chinese medicine rhubarb, is an effective oral active 6-phosphogluconate dehydrogenase inhibitor with blood-brain barrier permeability, with IC₅₀ and K_d values of 38.5 μM and 26.0 μM, respectively. Additionally, Physcion is an inhibitor of the <>bTLR4/NF-κB signaling pathway, exhibiting anti-inflammatory, antibacterial, and anticancer effects, and can induce Apoptosis and Autophagy in cancer cells .

HY-N0573

Umbelliferone 5 Publications Verification 7-Hydroxycoumarin; Hydrangin; NSC 19790	Monophenols Classification of Application Fields Coumarins Phenols Phenylpropanoids Endogenous metabolite Disease Research Fields Source Classification Cancer	Apoptosis Fluorescent Dye
Umbelliferone (7-Hydroxycoumarin), a natural orally active product of the coumarin family, is a fluorescing compound which can be used as a sunscreen agent. Umbelliferone induces cell cycle arrest, apoptosis and DNA fragmentation in HepG2 cells. Umbelliferone exhibits significant anticancer effects. Umbelliferone attenuates the alteration characteristics of allergic airway inflammation. Umbelliferone displays the neuroprotective effects and cross the blood-brain barrier. Umbelliferone exhibits anti-inflammatory and antioxidant effects in chronic alcohol-fed rats .

HY-N0711

Carvacrol 5+ Cited Publications Cymophenol	Structural Classification Monophenols Preservatives Classification of Application Fields Labiatae Phenols Derris elliptica (Roxb.) Benth. Plants Inflammation/Immunology Disease Research Fields Food Research	Environmental Pollutants Apoptosis Endogenous Metabolite Notch Fungal Bacterial
Carvacrol is an orally active and blood-brain barrier-permeable monoterpenic phenol that can be extract from an abundant number of aromatic plants, including thyme and oregano, possessing antioxidant, antibacterial, antifungal, anticancer, anti-inflammatory, hepatoprotective, spasmolytic, and vasorelaxant properties. Carvacrol also causes cell cycle arrest in G0/G1, downregulates Notch-1, and Jagged-1, and induces apoptosis. Carvacrol is used in low concentrations as a food flavoring ingredient and preservative, as well as a fragrance ingredient in cosmetic formulations .

HY-113329

Guanidinoethyl sulfonate 5 Publications Verification Taurocyamine	Natural Products Other disease Classification of Application Fields Disease markers Metabolic Disease Endogenous metabolite Disease Research Fields	Endogenous Metabolite
Guanidinoethyl sulfonate (Taurocyamine) is an orally available, blood-brain permeable competitive inhibitor of taurine transporters and a competitive antagonist of glycine receptors (GlyR) (IC₅₀=565 μM). Guanidinoethyl sulfonate has both weak agonist and antagonist effects on GABA_A receptors. Guanidinoethyl sulfonate inhibits taurine transmembrane transport and competitively binds to the GlyR ligand binding domain, thereby blocking glycine-mediated chloride influx, and may regulate brain pH to exert neuroprotective effects. Guanidinoethyl sulfonate can be used for neuroprotection studies of ischemic brain injury .

HY-N6608

Physostigmine 2 Publications Verification Eserine	Alkaloids Lablab purpureus (L.) Sweet Leguminosae Plants Indole Alkaloids Source Classification	Cholinesterase (ChE)
Physostigmine (Eserine) is a reversible acetylcholinesterase (AChE) inhibitor. Physostigmine can crosses the blood-brain barrier and stimulates central cholinergic neurotransmission. Physostigmine can reverse memory deficits in transgenic mice with Alzheimer's disease. Physostigmine is also an antidote for anticholinergic poisoning .

HY-Y1787

Dimethyl malonate 5+ Cited Publications	Structural Classification Natural Products Melia azedarach L. Plants Meliaceae Source Classification	Apoptosis
Dimethyl malonate is a competitive inhibitor of succinate dehydrogenase (SDH). Dimethyl malonate is able to cross the blood-brain barrier and hydrolyse to malonate. Dimethyl malonate reduces neuronal apoptosis .

HY-B0303A

Diphenhydramine hydrochloride 5+ Cited Publications	Alkaloids Classification of Application Fields Other Alkaloids Endogenous metabolite Inflammation/Immunology Disease Research Fields Source Classification	Histamine Receptor Endogenous Metabolite Bacterial Apoptosis
Diphenhydramine hydrochloride is a first-generation histamine H1-receptor antagonist with anti-cholinergic effect. Diphenhydramine hydrochloride can across the ovine blood-brain barrier (BBB) .

HY-W016420

Fosfomycin sodium 10+ Cited Publications MK-0955 sodium	Infection Structural Classification Natural Products Microorganisms Classification of Application Fields Disease Research Fields Source Classification	Bacterial Antibiotic
Fosfomycin (MK-0955) sodium is a blood-brain barrier penetrating, broad-spectrum antibiotic by irreversibly inhibiting an early stage in cell wall synthesis. Fosfomycin sodium shows both in vivo and in vitro activity against a wide range of bacteria, including multidrug-resistant (MDR), extensively drug-resistant (XDR), and pan-drug-resistant (PDR) bacteria .

HY-N0408

Picroside II 4 Publications Verification	Infection Iridoids Neurological Disease Classification of Application Fields Terpenoids Scrophulariaceae Plants Picrorhiza scrophulariiflora Pennell Inflammation/Immunology Disease Research Fields	NF-κB Reactive Oxygen Species (ROS) Apoptosis Influenza Virus
Picroside II is an antioxidant with oral activity that can reduce the production of ROS and protect the blood-brain barrier (BBB) after CI/R injury, offering neuroprotective effects. Picroside II has antioxidant, immune-regulating, antiviral properties, and inhibits apoptosis. Picroside II alleviates the inflammatory response in sepsis by suppressing the activation of the NLRP3 inflammasome and NF-κB pathways .

HY-W010892

Scopolamine hydrobromide trihydrate 20+ Cited Publications Hyoscine hydrobromide trihydrate	Alkaloids Other Alkaloids Datura metel L. Solanaceae Plants Source Classification	mAChR 5-HT Receptor
Scopolamine (Hyoscine) hydrobromide trihydrate is a high-affinity muscarinic antagonist that can cross the blood-brain barrier. Scopolamine hydrobromide trihydrate competitively antagonizes 5-HT₃ receptors with an IC₅₀ of 2.09 μM. Scopolamine hydrobromide trihydrate can induce cognitive and memory deficits in animals. Scopolamine hydrobromide trihydrate can be used in the research of preventing postoperative nausea and vomiting, motion sickness, nervous system diseases, etc .

HY-Y1683

DL-Menthol Racementhol	Structural Classification Natural Products Classification of Application Fields Leguminosae Labiatae Other Diseases Erythrina poeppigiana Plants Glycyrrhiza uralensis Fisch. Disease Research Fields Source Classification	Environmental Pollutants GABA Receptor
DL-Menthol (Racementhol) is an orally active, GABA_aR positive allosteric modulator and UDP-glucuronosyltransferase (UGT) inhibitor that can cross the blood-brain barrier. DL-Menthol binds to GABA_AR and exhibits an allosteric activation effect, enhancing GABA-mediated chloride influx and inhibiting neuronal excitability. DL-Menthol can induce surgical anesthesia in fish and inhibit the metabolic detoxification of tobacco carcinogens by human liver and intestinal UGT enzymes, resulting in reduced NNAL-N-Gluc production .

HY-N0147

Rutaecarpine 5+ Cited Publications Rutecarpine	Alkaloids Structural Classification Classification of Application Fields Evodia rutaecarpa (Juss.) Benth. Rutaceae Plants Disease Research Fields Indole Alkaloids Source Classification Cancer	COX Keap1-Nrf2
Rutaecarpine, an alkaloid of Evodia rutaecarpa, is an inhibitor of COX-2 with an IC₅₀ value of 0.28 μM. Rutaecarpine can target and activate the NRF2/HO-1 pathway to reduce craniofacial injury. Rutaecarpine sttenuates oxidative stress-induced traumatic brain injury (TBI) and reduces secondary injury via the PGK1/KEAP1/NRF2 signaling pathway. Rutaecarpine can cross the blood-brain barrier (BBB).

HY-B0762

Acetyl-L-carnitine hydrochloride 2 Publications Verification O-Acetyl-L-carnitine hydrochloride; ALCAR hydrochloride	Alkaloids Structural Classification Other Alkaloids Endogenous metabolite Source Classification	Caspase Apoptosis
Acetyl-L-carnitine (O-Acetyl-L-carnitine; ALCAR) hydrochloride is an orally active mitochondrial energy metabolism regulator and neuroprotectant that can penetrate the blood-brain barrier. Acetyl-L-carnitine hydrochloride selectively enters cells and the brain through the organic cation transporter OCTN2. Acetyl-L-carnitine hydrochloride can participate in fatty acid β-oxidation, promote acetylcholine synthesis, regulate mitochondrial function and inhibit oxidative stress as an acetyl donor. Acetyl-L-carnitine hydrochloride exerts its activity by enhancing energy metabolism, protecting neurons and improving synaptic plasticity. Acetyl-L-carnitine hydrochloride is mainly used in the study of neurodegenerative diseases and metabolic disorder-related diseases such as neonatal hypoxic-ischemic brain damage, Alzheimer's disease, and depression .

HY-13716

Noscapine 2 Publications Verification (S,R)-Noscapine	Alkaloids Neurological Disease Classification of Application Fields Quinoline Alkaloids Papaver somniferum Linn. Plants Inflammation/Immunology Disease Research Fields Papaveraceae Source Classification	Opioid Receptor Apoptosis
Noscapine ((S,R)-Noscapine) is an orally active phthalideisoquinoline alkaloid with potent antitussive. Noscapine exerts its antitussive effects by activating sigma opioid receptors and is a non-competitive Bradykinin inhibitor. Noscapine disrupts microtubule dynamics, induces mitotic arrest and apoptosis. Noscapine possesses anticancer, neuroprotective, anti-inflammatory activities, and can cross the blood-brain barrier .

HY-14621

Zingerone 5+ Cited Publications Vanillylacetone; Gingerone	Zingiber officinale Roscoe Structural Classification Monophenols Classification of Application Fields Ketones, Aldehydes, Acids Phenols Metabolic Disease Plants Inflammation/Immunology Disease Research Fields Source Classification Zingiberaceae	Environmental Pollutants NF-κB
Zingerone (Vanillylacetone) is a nontoxic methoxyphenol isolated from Zingiber officinale, with potent anti-inflammatory, antidiabetic, antilipolytic, antidiarrhoeic, antispasmodic and anti-tumor properties . Zingerone alleviates oxidative stress and inflammation, down-regulates NF-κB mediated signaling pathways . Zingerone acts as an anti-mitotic agent, and inhibits the growth of neuroblastoma cells . Zingerone can cross the blood-brain barrier (BBB) .

HY-113283

Homogentisic acid	Structural Classification Other disease Classification of Application Fields Ketones, Aldehydes, Acids Disease markers Phenols Polyphenols Metabolic Disease Endogenous metabolite Disease Research Fields	Amyloid-β Natriuretic Peptide Receptor (NPR) α-synuclein Transthyretin (TTR) Claudin
Homogentisic acid is an orally active, blood-brain barrier-permeable amyloidogenic compound that functions as both an amyloid component and a pigment precursor. Accumulation of homogentisic acid downregulates tight junction proteins (such as claudin-5, occludin, ZO-1) and impairs blood-brain barrier integrity. Homogentisic acid and its oxidation product benzoquinone acetic acid not only induce the aggregation and fibrosis of multiple proteins (such as Aβ_1-42, α-synuclein, SAA, Transthyretin (TTR), atrial natriuretic peptide), but also trigger oxidative stress, damage to the Wnt/β-catenin pathway, and neurotoxicity, leading to ochronosis pigment deposition and synaptic dysfunction. At specific concentrations, homogentisic acid exerts no cytotoxicity or genotoxicity on human peripheral blood lymphocytes, and even counteracts the genotoxicity induced by Irinotecan (HY-16562). Homogentisic acid serves as an important tool molecule for investigating the mechanisms of diseases including ochronosis, secondary amyloidosis, Alzheimer's disease, and colorectal cancer .

HY-N0368

Linalool,98% (stabilized with MEHQ) 4 Publications Verification	Cardiovascular Disease Structural Classification Other Monoterpenes Classification of Application Fields Terpenoids Amberboa moschata (L.) DC. Umbelliferae Plants Endogenous metabolite Disease Research Fields Source Classification	Environmental Pollutants Apoptosis iGluR Endogenous Metabolite Bacterial TNF Receptor
Linalool is a natural monoterpene which is a competitive NMDA receptor antagonist. Linalool is orally active and crosses the blood-brain barrier. Linalool has anticancer, antibacterial, anti-inflammatory, neuroprotective, anxiolytic, antidepressant, anti-stress, cardioprotective, hepatoprotective, nephroprotective and pulmonary protective activities .

HY-W011956

6-Hydroxymelatonin	Structural Classification Natural Products Monophenols Phenols Endogenous metabolite Source Classification	Drug Metabolite Endogenous Metabolite
6-Hydroxymelatonin is the main metabolite of melatonin (HY-B0075) after being metabolized by CYP1A2 and can cross the blood-brain barrier. 6-Hydroxymelatonin has strong free radical scavenging ability and antioxidant activity, and can alleviate oxidative damage caused by various neurotoxins. 6-Hydroxymelatonin can cause oxidative DNA damage in the presence of copper ions through a "non-quinone" type redox cycling mechanism .

HY-N2345

Procyanidin B3 1 Publications Verification	Flavonoids other families Functional Molecules Classification of Application Fields Research of Health Products Phenols Polyphenols Plants Biflavones Disease Research Fields Source Classification Cancer	Histone Acetyltransferase Toll-like Receptor (TLR) Androgen Receptor
Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the TLR4/MD-2 complex. Procyanidin B3 can be used in research on prostate cancer and arthritis .

HY-N0496

Ruscogenin 5+ Cited Publications	Ophiopogon japonicus (L. f.) Ker-Gawl. Cardiovascular Disease Liliaceae Classification of Application Fields Plants Disease Research Fields Steroids Source Classification	NOD-like Receptor (NLR)
Ruscogenin, an important steroid sapogenin derived from Ophiopogon japonicus, attenuates cerebral ischemia-induced blood-brain barrier dysfunction by suppressing TXNIP/NLRP3 inflammasome activation and the MAPK pathway. Ruscogenin exerts significant anti-inflammatory and anti-thrombotic activities. Ruscogenin has orally bioactivity .

HY-17387

(-)-Huperzine A 5+ Cited Publications Huperzine A	Structural Classification Alkaloids Neurological Disease Classification of Application Fields Anti-aging Terpenoids Huperziaceae Sesquiterpenes Pyridine Alkaloids Huperzia serrata Plants Disease Research Fields	Cholinesterase (ChE) iGluR
(-)-Huperzine A (Huperzine A) is an alkaloid isolated from Huperzia serrata, with neuroprotective activity. (-)-Huperzine A is a potent, highly specific, reversible and blood-brain barrier penetrant inhibitor of acetylcholinesterase (AChE), with an IC₅₀ of 82 nM. (-)-Huperzine A also is non-competitive antagonist of N-methyl-D-aspartate glutamate (NMDA) receptor. (-)-Huperzine A is developed for the research of neurodegenerative diseases, including Alzheimer’s disease .

HY-113413

Imidazoleacetic acid 2 Publications Verification Imidazolyl-4-acetic acid	Structural Classification Human Gut Microbiota Metabolites Classification of Application Fields Ketones, Aldehydes, Acids Metabolic Disease Endogenous metabolite Disease Research Fields Source Classification	Endogenous Metabolite GABA Receptor
Imidazoleacetic acid (Imidazolyl-4-acetic acid) is a blood-brain barrier-permeable full agonist of the GABA_A receptor. Imidazoleacetic acid forms via histamine oxidation in the mouse brain. Imidazoleacetic acid exerts multiple neurochemical and behavioral effects. Imidazoleacetic acid induces a range of centrally mediated effects, including analgesia, sedation, hypnosis, as well as reductions in blood pressure, body temperature, isolation-induced aggression and motor activity .

HY-121618

α-Thujone	Infection Structural Classification Other Monoterpenes Platycladus orientalis (Linn.) Franco Cupressaceae Neurological Disease Classification of Application Fields Terpenoids Plants Disease Research Fields Source Classification	Environmental Pollutants GABA Receptor Parasite Reactive Oxygen Species (ROS) Apoptosis Autophagy
α-Thujone is a monoterpene isolated from Thuja occidentalis essential oil with potent anti-tumor activities. α-Thujone is a reversible modulator of the GABA type A receptor and the IC₅₀ for α-Thujone is 21 μM in suppressing the GABA-induced currents. α-Thujone induces ROS accumulation-dependent cytotoxicity, also induces cell apoptosis and autophagy. α-Thujone has antinociceptive, insecticidal, and anthelmintic activity, and can cross the blood-brain barrier .

HY-B0229

Zolmitriptan BW-311C90; 311C90	Structural Classification Alkaloids Neurological Disease Classification of Application Fields Endogenous metabolite Disease Research Fields Indole Alkaloids Source Classification	5-HT Receptor Endogenous Metabolite
Zolmitriptan (BW-311C90; 311C90) is a 5-HT1B/1D receptor partial agonist that can cross the blood-brain barrier, with K_is of 5.01 nM, 0.63 nM, and 63.09 nM for 5-HT1B, 5-HT1D, 5-HT1F receptor, respectively. Zolmitriptan can be used for the research of migraine .

HY-W016586

Acivicin 2 Publications Verification AT-125; U-42126	Infection Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Disease Research Fields Source Classification	Parasite γ-Glutamyl Transferase (GGT)
Acivicin (AT-125), a natural product produced by Streptomyces sviceus is a γ-glutamyl transpeptidase (GGT) inhibitor. Acivicin can across the blood-brain barrier and has anti-cancer, anti-parasitic properties .

HY-W016586A

Acivicin hydrochloride 2 Publications Verification AT-125 hydrochloride; U-42126 hydrochloride	Infection Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Disease Research Fields Source Classification	Parasite
Acivicin hydrochloride (AT-125 hydrochloride), a natural product produced by Streptomyces sviceus, is a γ-glutamyl transpeptidase (GGT) inhibitor. Acivicin hydrochloride can across the blood-brain barrier and has anti-cancer, anti-parasitic properties .

HY-N6962

α-Spinasterol	Structural Classification Plants Caryophyllaceae Melandrium firmum (S. et Z . ) Rohrb. Steroids	TRP Channel COX Bacterial
α-Spinasterol is an orally taken antagonist of transient receptor potential vanilloid 1 ( TRPV1), and it's also an inhibitor of COX-1 and COX-2, with IC₅₀ values of 16.17 μM and 7.76 μM, respectively. α-Spinasterol exhibits antibacterial, anti-inflammatory, antidepressant, and antioxidant effects, has the ability to cross the blood-brain barrier, and can improve diabetes in mice .

HY-N0304R

L-DOPA (Standard) 1 Publications Verification Levodopa (Standard); 3,4-Dihydroxyphenylalanine (Standard)	Human Gut Microbiota Metabolites Microorganisms Ketones, Aldehydes, Acids Disease markers Phenols Polyphenols Nervous System Disorder Endogenous metabolite	Reference Standards Dopamine Receptor Endogenous Metabolite
L-DOPA (Standard) is the analytical standard of L-DOPA. This product is intended for research and analytical applications. L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-A0191

Dexbrompheniramine (+)-Brompheniramine; (S)-Brompheniramine	Structural Classification Natural Products Classification of Application Fields Endogenous metabolite Inflammation/Immunology Disease Research Fields Source Classification	Endogenous Metabolite Histamine Receptor TRP Channel
Dexbrompheniramine ((+)-Brompheniramine; (S)-Brompheniramine) is a dual inhibitor of histamine H1 receptor and TRPV1 receptor that can cross the blood-brain barrier. Dexbrompheniramine exerts its effects by functionally blocking H1 receptor activity and dose-dependently inhibiting TRPV1-mediated calcium responses, including Capsaicin (HY-10448)-induced responses. The combination of Dexbrompheniramine with Cimetidine (HY-14289) eliminates histamine-induced and sham-feeding-induced drinking behavior, whereas Dexbrompheniramine alone does not induce thirst or alter sham-feeding behavior in rats. Dexbrompheniramine can be used in the research of chronic cough and related pathological mechanisms .

HY-W096638A

Glycerophosphocholine (S)-Glycerolphosphocholine	Structural Classification Human Gut Microbiota Metabolites Ketones, Aldehydes, Acids Endogenous metabolite Source Classification	Endogenous Metabolite
Glycerophosphocholine ((S)-Glycerolphosphocholine) is an orally active metabolite that crosses the blood-brain barrier. Glycerophosphocholine acts as a precursor of acetylcholine, a specific marker for phosphatidylcholine breakdown, a major water-soluble storage form of choline, and an intermediate in phosphatidylcholine metabolism. Glycerophosphocholine is specifically elevated in the cerebrospinal fluid of Alzheimer's disease models, and it also promotes growth hormone secretion and fat oxidation. Glycerophosphocholine is also a potential biomarker for breast cancer .

HY-17367A

Atazanavir sulfate 10+ Cited Publications BMS-232632 sulfate	Infection Structural Classification Alkaloids Classification of Application Fields Pyridine Alkaloids Endogenous metabolite Disease Research Fields Source Classification Cancer	HIV HIV Protease SARS-CoV Cytochrome P450 P-glycoprotein Endogenous Metabolite Toll-like Receptor (TLR)
Atazanavir (BMS-232632) sulfate is a highly selective and orally active HIV-1 protease inhibitor with blood-brain barrier permeability. Atazanavir sulfate is a substrate and inhibitor of CYP3A4, and an inhibitor of P-glycoprotein (P-gp). Atazanavir sulfate is also a SARS-CoV 3CL ^pro inhibitor with an IC₅₀ of 3.49 μM. Atazanavir sulfate inhibits cardiac fibrosis, hyperlipidemia and induces malignant glioma death .

HY-B0315A

Biotin-Vitamin B12 Biotin-Cyanocobalamin B12	Structural Classification Natural Products Classification of Application Fields Metabolic Disease Endogenous metabolite Disease Research Fields Source Classification	Endogenous Metabolite
Biotin-Vitamin B12 (Biotin-Cyanocobalamin B12) is the biotinylated Vitamin B12 (HY-B0315). Vitamin B12 is a vitamin that can pass through the blood-brain barrier. Vitamin B12 plays a key role in the normal functioning of the brain and nervous system, and for the formation of blood. Vitamin B12 is beneficial for many inflammatory diseases and also provides protection in oxidative-stress-associated pathologies. Biotin-Vitamin B12 can be used in researches on vitamin B12 transport, cellular uptake, targeted delivery, analytical detection, and other areas .

Cat. No.	Product Name	Chemical Structure

HY-N0666S8

L-Aspartic acid-d3
L-Aspartic acid-d₃ is the deuterium labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-N0666S4

L-Aspartic acid-13C4
L-Aspartic acid- ¹³C₄ is the ¹³C-labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-B0303AS

Diphenhydramine-d6 hydrochloride
Diphenhydramine-d₆ (hydrochloride) is the deuterium labeled Diphenhydramine hydrochloride. Diphenhydramine hydrochloride is a first-generation histamine H1-receptor antagonist with anti-cholinergic effect. Diphenhydramine hydrochloride can across the ovine blood-brain barrier (BBB) .

HY-132392S

L-DOPA-2,5,6-d3
L-DOPA-2,5,6-d₃ is the deuterium labeled L-DOPA. L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain .

HY-N0304S

L-DOPA-d6
L-DOPA-d₆ is the deuterium labeled L-DOPA. L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-147403S

Tebideutorexant
Tebideutorexant is an OX1R-selective inhibitor with oral bioavailability and blood-brain barrier permeability, with human OX1R pK_i 8.17 and rat OX1R pK_i 8.13.Tebideutorexant selectively modulates OX1R, with no significant functional effect on OX2R. Tebideutorexant can be used for the research of panic and anxiety disorders .

HY-17364S

Temozolomide-d3

Temozolomide-d₃ is the deuterium labeled Temozolomide. Temozolomide (NSC 362856) is an oral active DNA alkylating agent that crosses the blood-brain barrier. Temozolomide is also a proautophagic and proapoptotic agent. Temozolomide is effective against tumor cells that are characterized by low levels of O6-alkylguanine DNA alkyltransferase (OGAT) and a functional mismatch repair system. Temozolomide has antitumor and antiangiogenic effects .

HY-13318S

Oseltamivir acid-d3

Oseltamivir acid-d₃ is a deuterium labeled Oseltamivir acid (HY-13318). Oseltamivir acid, the active metabolite of Oseltamivir phosphate, is an orally bioavailable, potent and selective inhibitor of influenza virus neuraminidase (IC₅₀=2 nM) with activity against both influenza A and B viruses. Oseltamivir acid has an extremely weak ability to penetrate the BBB under normal physiological conditions, but its blood-brain barrier penetration is significantly enhanced under inflammatory conditions .

HY-113468AS

3-O-Methyldopa-d3

3-O-Methyldopa-d₃ (3-Methoxy-L-tyrosine-d₃) is deuterium labeled 3-O-Methyldopa (HY-113468A). 3-O-Methyldopa (3-Methoxy-L-tyrosine) is a metabolite of L-DOPA (HY-N0304) that can cross the blood-brain barrier (BBB). 3-O-Methyldopa inhibits the astrocyte-mediated protective effect of L-DOPA (HY-N0304) on dopaminergic neurons. In addition, 3-O-Methyldopa has certain antidepressant and neuroprotective activities. 3-O-Methyldopa can be used in the research of nervous system diseases such as depression and Parkinson's disease .

HY-B0504S1

Creatinine-13C

Creatinine- ¹³C is the ¹³C-labeled Creatinine. Creatinine (NSC13123) is an orally active, blood-brain barrier-permeable modulator of GABAA and NMDA receptors, with activities of antioxidation and metabolic regulation. Creatinine is generated via non-enzymatic conversion of creatine and phosphocreatine in muscle. Creatinine serum levels correlate with muscle mass, glomerular filtration rate, and extrarenal clearance, serving as an evaluation biomarker for renal function, muscle mass, and clinical outcomes, and used for perioperative renal risk assessment. In addition, Creatinine can induce specific Cryptococcus species to produce creatinine deiminase and act as their nitrogen source, while it can be secreted via renal tubules. Creatinine is widely used in research related to various diseases such as neurodegenerative diseases, psychiatric disorders, acute kidney injury, chronic kidney disease, and renal failure .

HY-N0304S2

L-DOPA-13C 1 Publications Verification
L-DOPA- ¹³C is the ¹³C labeled L-DOPA . L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-N0666S

L-Aspartic acid-13C
L-Aspartic acid- ¹³C is a ¹³C labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-143831S

Cefepime-d8 sulfate

Cefepime-d₈ (BMY-28142-d₈) sulfate is deuterium labeled Cefepime sulfate. Cefepime sulfate is a broad-spectrum, blood-brain barrier-permeable cephalosporin antibiotic with hPON1 inhibitory activity, with an IC₅₀ of 21.115 mM and a K_i of 35.092 mM. Cefepime sulfate inhibits hPON1 via a non-competitive mechanism and blocks GABA_A receptors. Cefepime sulfate penetrates the outer membrane of Gram-negative bacteria, inhibits the growth of Gram-positive and Gram-negative bacteria, and does not induce the production of β-lactamase.

HY-B0303AS1

Diphenhydramine-d5 hydrochloride
Diphenhydramine-d₅ (hydrochloride) is the deuterium labeled Diphenhydramine hydrochloride. Diphenhydramine hydrochloride is a first-generation histamine H1-receptor antagonist with anti-cholinergic effect. Diphenhydramine hydrochloride can across the ovine blood-brain barrier (BBB) .

HY-N0666S3

L-Aspartic acid-15N
L-Aspartic acid- ¹⁵N is the ¹⁵N-labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-N0666S2

DL-Aspartic acid-d3
DL-Aspartic acid-d₃ is the deuterium labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-N0666S1

L-Aspartic acid-13C4,15N
L-Aspartic acid- ¹³C₄, ¹⁵N is the ¹³C-labeled and ¹⁵N-labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-P3003S

Cereulide-13C6

Cereulide- ¹³C₆ is a deuterated form of Cereulide. Cereulide is an orally active, blood-brain barrier-permeable emetic toxin. Cereulide acts as a potassium ionophore that inserts into membranes, forms complexes with K ⁺, and transports K ⁺ from the cytoplasm into the mitochondrial matrix. Cereulide disrupts the electrochemical gradient of the inner mitochondrial membrane, leading to mitochondrial swelling and dysfunction, uncoupling of oxidative phosphorylation, inhibition of ATP synthesis, ROS accumulation, and ultimately triggering apoptosis and autophagy. Cereulide exhibits multi-organ toxicity and can be used for research on emetic food poisoning.

HY-W654100

Cefepime-d3 sulfate

Cefepime-d₃ (BMY-28142-d₃) sulfate is deuterium labeled Cefepime sulfate. Cefepime sulfate is a broad-spectrum, blood-brain barrier-permeable cephalosporin antibiotic with hPON1 inhibitory activity, with an IC₅₀ of 21.115 mM and a K_i of 35.092 mM. Cefepime sulfate inhibits hPON1 via a non-competitive mechanism and blocks GABA_A receptors. Cefepime sulfate penetrates the outer membrane of Gram-negative bacteria, inhibits the growth of Gram-positive and Gram-negative bacteria, and does not induce the production of β-lactamase.

HY-N0573S

Umbelliferone-d5

Umbelliferone-d₅ (7-Hydroxycoumarin-d₅) is the deuterium labeled Umbelliferone (HY-N0573 ). Umbelliferone (7-Hydroxycoumarin), a natural orally active product of the coumarin family, is a fluorescing compound which can be used as a sunscreen agent. Umbelliferone induces cell cycle arrest, apoptosis and DNA fragmentation in HepG2 cells. Umbelliferone exhibits significant anticancer effects. Umbelliferone attenuates the alteration characteristics of allergic airway inflammation. Umbelliferone displays the neuroprotective effects and cross the blood-brain barrier. Umbelliferone exhibits anti-inflammatory and antioxidant effects in chronic alcohol-fed rats .

HY-N0304S1

L-DOPA-13C6
L-DOPA- ¹³C₆ is the ¹³C-labled L-DOPA . L-DOPA (Levodopa) is an orally active metabolic precursor of neurotransmitters dopamine. L-DOPA can cross the blood-brain barrier and is converted into dopamine in the brain. L-DOPA has anti-allodynic effects and the potential for Parkinson's disease .

HY-152052S

Linalool-d5

Linalool-d₅ is the deuterium labeled Linalool (HY-N0368). Linalool is a natural monoterpene which is a competitive NMDA receptor antagonist. Linalool is orally active and crosses the blood-brain barrier. Linalool has anticancer, antibacterial, anti-inflammatory, neuroprotective, anxiolytic, antidepressant, anti-stress, cardioprotective, hepatoprotective, nephroprotective and pulmonary protective activities .

HY-A0067S

Oxybenzone-d5
Oxybenzone-d₅ is the deuterium labeled Oxybenzone . Oxybenzone (Benzophenone 3) is a commonly used UV filter in sun tans and skin protectants. Oxybenzone act as endocrine disrupting chemicals (EDCs) and can pass through the placental and blood-brain barriers. Benzophenone-3 impairs autophagy, alters epigenetic status, and disrupts retinoid X receptor signaling in apoptotic neuronal cells .

HY-17355S1

Pramipexole-d5 dihydrochloride

Pramipexole-d₅ dihydrochloride is deuterium labeled Pramipexole dihydrochloride. Pramipexole dihydrochloride is a selective and blood-brain barrier (BBB) penetrant dopamine D2-type receptor agonist, with K_is of 2.2 nM, 3.9 nM, 0.5 nM and 1.3 nM for D2-type receptor, D2, D3 and D4 receptors, respectively. Pramipexole dihydrochloride can be used for the research of Parkinson's disease (PD) and restless legs syndrome (RLS) .

HY-B0688S2

Dapsone-13C12

Dapsone- ¹³C₁₂ is the ¹³C₁₂ labeled Dapsone (HY-B0688). Dapsone (4,4′-Diaminodiphenyl sulfone) is an orally active and blood-brain penetrant sulfonamide antibiotic with bacteriostatic, antimycobacterial and antiprotozoal activities. Dapsone exerts effective antileprosy activity and inhibits folate synthesis in cell extracts of M. leprae. Dapsone is used for dermatologic disorder research, including leprosy, dermatitis herpetiformis, acne vulgaris et al .

HY-113603S

Tildacerfont-d8

Tildacerfont-d₈ (SPR001-d₈; LY2371712-d₈) is a deuterium labeled Tildacerfont (HY-113603). Tildacerfont (SPR001; LY2371712) is an orally active, blood-brain barrier-penetrant selective corticotropin-releasing factor type 1 (CRF1) receptor antagonist. Tildacerfont selectively blocks CRF1 receptors, thereby inhibiting the release of pituitary adrenocorticotropic hormone (ACTH). Tildacerfont can be used in research related to congenital adrenal hyperplasia .

HY-15121S1

L-Theanine-13C2,15N2

L-Theanine- ¹³C₂, ¹⁵N₂ (L-Glutamic Acid γ-ethyl amide- ¹³C₂, ¹⁵N₂) is the ¹³C- and ¹⁵N-labeled L-Theanine (HY-15121). L-Theanine (L-Glutamic Acid γ-ethyl amide) is a non-protein amino acid contained in green tea leaves, which blocks the binding of L-glutamic acid to glutamate receptors in the brain, and with neuroprotective, anticancer and anti-oxidative activities. L-Theanine can pass through the blood–brain barrier and is orally active.

HY-12678S1

Entrectinib-d8

Entrectinib-d8 (NMS-E628-d8; RXDX-101-d8) is a deuterated version of Entrectinib (HY-12678). Entrectinib (NMS-E628) is an orally available, blood-brain barrier permeable, central nervous system active TrkA/B/C, ROS1 and ALK inhibitor with IC₅₀ values of 1, 3, 5, 12 and 12, respectively. 7 nM. Entrectinib induces apoptosis and cycle arrest in cancer cells, has anti-tumor activity, and also alleviates bleomycin-induced pulmonary fibrosis in mice .

HY-13458S1

Droxidopa-13C2,15N hydrochloride
Droxidopa- ¹³C₂, ¹⁵N (hydrochloride) is deuterium labeled Droxidopa. Droxidopa(L-DOPS), the mixture of Droxidopa (w/w80%) and Pharmaceutical starch (w/w20%), acts as a proagent to the neurotransmitters norepinephrine (noradrenaline) and epinephrine (adrenaline); Droxidopa(L-DOPS) is capable of crossing the protective blood-brain barrier .

HY-B0309S2

Felodipine-d3
Felodipine-d₃ is the deuterium labeled Felodipine. Felodipine, a dihydropyridine, is a potent, vasoselective calcium channel antagonist. Felodipine lowers blood pressure (BP) by selective action on vascular smooth muscle, especially in the resistance vessels. Felodipine, an anti-hypertensive agent, induces autophagy. Felodipine can cross the blood-brain barrier .

HY-14397S

Indomethacin-d4
Indomethacin-d₄ (Indometacin-d₄) is a deuterium labeled Indomethacin. Indomethacin is a potent, blood-brain permeable and nonselective inhibitor of COX1 and COX2, with IC₅₀s of 18 nM and 26 nM for human COX-1 and COX-2, respectively, in CHO cells . Indomethacin disrupts autophagic flux by disturbing the normal functioning of lysosomes .

HY-N0666S6

L-Aspartic acid-1,4-13C2
L-Aspartic acid-1,4- ¹³C₂ is the ¹³C-labeled L-Aspartic acid. L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-B0688S

Dapsone-d8
Dapsone-d₈ is a deuterium labeled Dapsone. Dapsone is an orally active and blood-brain penetrant sulfonamide antibiotic with antibacterial, antigenic and anti-inflammatory activities . Dapsone?exerts effective antileprosy activity?and inhibits folate synthesis in cell extracts of?M. leprae. Dapsone can be used as an anticonvulsant and also in the research of skin and glioblastoma diseases .

HY-W744739

Betulinic acid-d3
Betulinic acid-d₃ (Lupatic acid-d₃) is a deuterium labeled Betulinic acid (HY-10529). Betulinic acid is a natural pentacyclic triterpenoid, acts as a eukaryotic topoisomerase I inhibitor, with an IC₅₀ of 5 μM, and possesses anti-HIV, anti-malarial, anti-inflammatory and anti-tumor properties . Betulinic acid can cross the blood-brain barrier.

HY-W015824S6

L-Aspartic acid-13C-2
L-Aspartic acid- ¹³C-2 is the ¹³C-labeled L-Aspartic acid (HY-N0666). L-Aspartic aicd is an amino acid that can penetrate the blood-brain barrier. L-Aspartic aicd is commonly used for preparing prodrugs to target colon and cecal tissues. L-Aspartic aicd commonly used in the study of inflammatory conditions .

HY-50682S

Azeliragon-d9
Azeliragon-d₉ (TTP488-d₉) is the deuterium labeled Azeliragon (HY-50682). Azeliragon (TTP488) is an orally bioavailable inhibitor of the receptor for advanced glycation end products (RAGE) in development as a potential treatment to slow disease progression with mild Alzheimer’s disease (AD) . Azeliragon also can cross the blood-brain barrier (BBB) .

HY-W777283

Idebenone-13C,d3

Idebenone- ¹³C,d₃ is the deuterium labeled and ¹³C-labeled Idebenone (HY-N0303). Idebenone, a well-appreciated mitochondrial protectant, exhibits protective efficacy against neurotoxicity and can be used for the research of Alzheimer's disease, Huntington's disease. Idebenone (oxidised form) has a dose-dependent inhibitory effect on the enzymatic metabolism of arachidonic acid in astroglial homogenates (IC₅₀=16.65 μM) . Idebenone, a coenzyme Q10 analog and an antioxidant, induces apoptotic cell death in the human dopaminergic neuroblastoma SHSY-5Y cells . Idebenone quickly crosses the blood-brain barrier.

HY-12355S

Siponimod-d11

Siponimod-d₁₁ (BAF-312-d₁₁) is deuterium labeled Siponimod (HY-12355). Siponimod is an orally active, blood-brain barrier penetrant dual agonist of S1P1/S1P5, with EC₅₀ values of 0.39 nM and 0.98 nM, respectively. Siponimod induces S1P1 internalization, activates GIRK channels, inhibits lymphocyte egress, reduces peripheral lymphocyte counts, triggers transient bradycardia, prevents synaptic neurodegeneration, promotes remyelination, alleviates demyelination, and prevents the loss of GABAergic interneurons. Siponimod can be used in research related to multiple sclerosis.

HY-17355BS

Dexpramipexole-d3 dihydrochloride

Dexpramipexole-d₃ ((R)-Pramipexole-d₃) dihydrochloride is the deuterium labeled Dexpramipexole. Dexpramipexole ((R)-Pramipexole) dihydrochloride is an orally active, blood-brain barrier permeable mitochondrial protective agent. Dexpramipexole dihydrochloride upregulates the expression of Parkin, PINK1, GPX4 and FSP1; binds to mitochondrial F1/Fo-ATP synthase; blocks the Na_v1.8 sodium channel; and inhibits the activation of the NLRP3 inflammasome. Dexpramipexole dihydrochloride induces mitophagy, inhibits ferroptosis, pyroptosis, apoptosis, neuroinflammation and eosinophilopoiesis; maintains mitochondrial function and redox homeostasis; reduces reactive oxygen species production; and decreases myocardial infarct size. Dexpramipexole dihydrochloride is applicable to studies on eosinophilic asthma, myocardial ischemia/reperfusion injury, sepsis-associated encephalopathy, analgesia, and more.

HY-109054AS

O-Desmethyltramadol-d6 hydrochloride
O-Desmethyltramadol-d6 hydrochloride is a deuterated labeled O-Desmethyltramadol hydrochloride. O-Desmethyltramadol hydrochloride is the main active metabolite of tramadol (Tramadol) and can cross the blood-brain barrier. O-Desmethyltramadol hydrochloride mainly exerts its analgesic effect by activating the µ-opioid receptor (µ-OR) .

HY-N6608S

Physostigmine-d3
Physostigmine-d₃ is the deuterium labeled Physostigmine. Physostigmine (Eserine) is a reversible acetylcholinesterase (AChE) inhibitor. Physostigmine can crosses the blood-brain barrier and stimulates central cholinergic neurotransmission. Physostigmine can reverse memory deficits in transgenic mice with Alzheimer's disease. Physostigmine is also an antidote for anticholinergic poisoning .

HY-14397S1

Indomethacin-d4 Methyl Ester
Indomethacin-d₄ Methyl Ester is the deuterium labeled Indomethacin. Indomethacin (Indometacin) is a potent, blood-brain permeable and nonselective inhibitor of COX1 and COX2, with IC₅₀s of 18 nM and 26 nM for human COX-1 and COX-2, respectively, in CHO cells . Indomethacin disrupts autophagic flux by disturbing the normal functioning of lysosomes .

HY-N0368S1

Linalool-13C3

Linalool- ¹³C₃ is ¹³C labeled Linalool (HY-N0368). Linalool is a natural monoterpene which is a competitive NMDA receptor antagonist. Linalool is orally active and crosses the blood-brain barrier. Linalool has anticancer, antibacterial, anti-inflammatory, neuroprotective, anxiolytic, antidepressant, anti-stress, cardioprotective, hepatoprotective, nephroprotective and pulmonary protective activities .

HY-B0688S1

Dapsone-d4

Dapsone-d₄ is the deuterium labeled Dapsone. Dapsone (4,4′-Diaminodiphenyl sulfone) is an orally active and blood-brain penetrant sulfonamide antibiotic with bacteriostatic, antimycobacterial and antiprotozoal activities . Dapsone?exerts effective antileprosy activity?and inhibits folate synthesis in cell extracts of?M. leprae. Dapsone is used for dermatologic disorder research, including leprosy, dermatitis herpetiformis, acne vulgaris et al .

HY-B1075AS

(Rac)-Fosfomycin (benzylamine)-13C3

(Rac)-Fosfomycin (benzylamine)- ¹³C₃ is the ¹³C labeled Fosfomycin . Fosfomycin (MK-0955) is a broad-spectrum antibiotic. Fosfomycin can cross blood-brain barrier penetrating, and irreversibly inhibits an early stage in cell wall synthesis. Fosfomycin shows anti-bacteria activity for a range of bacteria, including multidrug-resistant (MDR), extensively drug-resistant (XDR), and pan-drug-resistant (PDR) bacteria .

HY-17355S

Pramipexole-d7 dihydrochloride

Pramipexole-d₇ dihydrochloride is the deuterium labeled Pramipexole dihydrochloride. Pramipexole dihydrochloride is a selective and blood-brain barrier (BBB) penetrant dopamine D2-type receptor agonist, with K_is of 2.2 nM, 3.9 nM, 0.5 nM and 1.3 nM for D2-type receptor, D2, D3 and D4 receptors, respectively. Pramipexole dihydrochloride can be used for the research of Parkinson's disease (PD) and restless legs syndrome (RLS) .

HY-10232S

THIP-d4

THIP-d4 (Gaboxadol-d4) is the deuterium labeled THIP (HY-10232). THIP (Gaboxadol) is a selective extrasynaptic GABAA receptors (eGABARs) agonist (with blood-brain barrier permeability), shows an EC₅₀ value of 13 μM for δ-GABAAR. THIP induces strong tense GABAA-mediated currents in layer 2/3 neurons, but shows on effect on miniature IPSCs. THIP can be used in studies of sleep disorders .

HY-W010892S

Scopolamine-d3 hydrobromide

Scopolamine-d₃ hydrobromide is the deuterium labeled Scopolamine hydrobromide (HY-B2065). Scopolamine (Hyoscine) hydrochloride is a high-affinity muscarinic antagonist that can cross the blood-brain barrier. Scopolamine hydrochloride competitively antagonizes 5-HT₃ receptors with an IC₅₀ of 2.09 μM. Scopolamine hydrochloride can induce cognitive and memory deficits in animals. Scopolamine hydrochloride can be used in the research of preventing postoperative nausea and vomiting, motion sickness, nervous system diseases, etc .

HY-B0410S1

Pramipexole-d5
Pramipexole-d₅ is the deuterium labeled Pramipexole . Pramipexole is a selective and blood-brain barrier (BBB) penetrant dopamine D2-type receptor agonist, with K_is of 2.2 nM, 3.9 nM, 0.5 nM and 1.3 nM for D2-type receptor, D2, D3 and D4 receptors, respectively. Pramipexole can be used for the research of Parkinson's disease (PD) and restless legs syndrome (RLS) .

HY-A0019AS

Paliperidone palmitate-d4

Paliperidone palmitate-d₄ (9-Hydroxyrisperidone palmitate-d₄) is the deuterium labeled Paliperidone palmitate (HY-A0019A). Paliperidone palmitate is an orally effective competitive antagonist of dopamine D2 receptors and 5-hydroxytryptamine 2A (5-HT2A) receptors that can cross the blood-brain barrier. Paliperidone palmitate competitively inhibits the effects of dopamine and 5-hydroxytryptamine by binding to dopamine D2 receptors and 5-HT2A receptors, regulating the balance of the neurotransmitter system and thus exerting antipsychotic activity. Paliperidone palmitate is mainly used in the research field of schizophrenia .

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-12305G

Q-VD-OPh	Caspase HIV	Infection Cancer
Q-VD-OPh (GMP) is Q-VD-OPh (HY-12305) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Q-VD-OPh is an irreversible pan-caspase inhibitor with potent antiapoptotic properties; inhibits caspase 7 with an IC₅₀ of 48 nM and 25-400 nM for other caspases including caspase 1, 3, 8, 9, 10, and 12. Q-VD-OPh can inhibits HIV infection. Q-VD-OPh is able to cross the blood-brain barrier.

HY-B0356G

Ciprofloxacin Bay-09867	Bacterial Topoisomerase Akt β-catenin	Inflammation/Immunology
Ciprofloxacin GMP is Ciprofloxacin (HY-B0356) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Ciprofloxacin (Bay-09867) is an orally active, blood-brain barrier permeable fluoroquinolone antibacterial agent. Ciprofloxacin exerts bactericidal effects primarily by inhibiting topoisomerase II and IV. Ciprofloxacin inhibits the proliferation of human dental pulp stem cells and chondrocytes from young rats, and also activates the Akt signaling pathway and upregulates markers such as β-catenin and Nanog to maintain the morphological characteristics of stem cells. Ciprofloxacin induces significant neurotoxicity and tissue damage, including reducing serotonin and glutathione levels in the brain, inducing oxidative stress and depression-like behaviors, and causing articular cartilage damage. Ciprofloxacin can be applied to research related to infections of necrotic young permanent teeth and neurotoxicity .

HY-16900G

Rolipram	Phosphodiesterase (PDE) Epigenetic Reader Domain Amyloid-β	Neurological Disease Inflammation/Immunology Cancer
Rolipram GMP is Rolipram (HY-16900) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Rolipram is a PDE4 inhibitor, with blood-brain barrier permeability, that reverses β-amyloid-induced learning and memory impairment in rats. Rolipram elevates intracellular cAMP and clevels and regulates the cAMP/CREB signaling pathway, thereby alleviating neuroinflammation and apoptotic responses. Rolipram promotes neuronal differentiation of human bone marrow mesenchymal stem cells and inhibits Methamphetamine- and morphine-induced hyperlocomotion in mice. Rolipram also reduces the viability of glioblastoma stem-like cells and enhances Bevacizumab (HY-P9906)-induced cell death. Rolipram inhibits the expression of proinflammatory cytokines and enhances central noradrenergic transmission. Rolipram is mainly used in studies related to various central nervous system diseases including Alzheimer's disease, major depressive disorder, glioblastoma multiforme, and multiple sclerosis .

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