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Isoforms Recommended:	CYP2

Results for "

Cyp2e1

" in MedChemExpress (MCE) Product Catalog:

By Targets:	AMPK (2) Apoptosis (2) Autophagy (4) Bacterial (2) Biochemical Assay Reagents (2) Caspase (2) Cytochrome P450 (29) Endogenous Metabolite (7) Environmental Pollutants (1) Fatty Acid Synthase (FASN) (1) GABA Receptor (2) Heme Oxygenase (HO) (1) iGluR (2) Insecticide (2) Interleukin Related (1) Isotope-Labeled Compounds (2) Keap1-Nrf2 (2) MDM-2/p53 (2) Necroptosis (2) NF-κB (3) p38 MAPK (2) Parasite (3) Reactive Oxygen Species (ROS) (5) Reference Standards (10) SARS-CoV (2) Small Interfering RNA (siRNA) (3) STAT (2)
By Research Areas:	Cancer (10) Cardiovascular Disease (2) Endocrinology (2) Infection (10) Inflammation/Immunology (14) Metabolic Disease (14) Neurological Disease (9)
Oligonucleotides:	Rat Pre-designed siRNA Sets (1) Mouse Pre-designed siRNA Sets (1) Human Pre-designed siRNA Sets (1) siRNAs (3)

Inhibitors & Agonists

Biochemical Assay Reagents

Natural
Products

Isotope-Labeled Compounds

Antibodies

Oligonucleotides

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-Y0698

Thioacetamide 4 Publications Verification Acetothioamide; TAA; Thiacetamide	Necroptosis	Neurological Disease Inflammation/Immunology Cancer
Thioacetamide (TAA) is an indirect hepatotoxin and causes parenchymal cell necrosis. Thioacetamide requires metabolic activation by microsomal CYP2E1 to thioacetamide-S-oxide initially and then to thioacetamide-S-dioxide, which is a highly reactive metabolite, and its reactive metabolites covalently bind to proteins and lipids thereby causing oxidative stress and centrilobular necrosis. Thioacetamide can induce chronic liver fibrosis, encephalopathy and other events model .

HY-N6972

Cepharanthine Maximum Cited Publications 13 Publications Verification	Autophagy SARS-CoV Cytochrome P450 Apoptosis Parasite	Infection Inflammation/Immunology Cancer
Cepharanthine is a natural product that can be isolated from the plant Stephania cephalantha Hayata. Cepharanthine has anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) activities. Cepharanthine has good effective in suppressing viral proliferation (half maximal (50%) inhibitory concentration (IC₅₀) and 90% inhibitory concentration (IC₉₀) values of 1.90 and 4.46 μM . Cepharanthine can also effectively reverses P-gp-mediated multidrug resistance in K562 cells and increase enhances the sensitivity of anticancer agents in xenograft mice model . Cepharanthine shows inhibitory effects of human liver cytochrome P450 enzymes CYP3A4, CYP2E1 and CYP2C9. Cepharanthine has antitumor, anti-inflammatory and antinociceptive effects .

HY-B0876

Fomepizole 4 Publications Verification 4-Methylpyrazole	Cytochrome P450	Metabolic Disease
Fomepizole (4-Methylpyrazole) is a potent cytochrome P450 (CYP2E1) inhibitor. Fomepizole is a competitive inhibitor of the enzyme alcohol dehydrogenase. Fomepizole blocks further conversion of methanol and ethylene glycol to toxic metabolites. Fomepizole has the potential for an antidote for ethylene glycol or methanol poisoning .

HY-D0848

N,N'-Methylenebisacrylamide Bisacrylamide; MBA; Methylenebisacrylamide; N,N-Methylenebisacrylamide	Biochemical Assay Reagents MDM-2/p53 Caspase	Cardiovascular Disease Endocrinology Cancer
N,N'-Methylenebisacrylamide (Bisacrylamide) is an orally active acrylamide dimer and crosslinker. N,N'-Methylenebisacrylamide increases *CYP2E1, P53, cleaved caspase-3*. N,N'-Methylenebisacrylamide promotes hepatic cancer. N,N'-Methylenebisacrylamide changes sperm abnormality rate and sperm count. N,N'-Methylenebisacrylamide decreases the number of various cells in the blood as well as induces liver and testicular damage. N,N'-Methylenebisacrylamide is used to prepare polyacrylamide gel .

HY-N0692

Schisandrol B 2 Publications Verification Gomisin-A; TJN-101; Wuweizi alcohol-B	Reactive Oxygen Species (ROS) Cytochrome P450 Autophagy	Cancer
Schisandrol B (Gomisin-A) is a major active constituent of Schisandra chinensis with hepato-protective effects. Schisandrol B inhibits reactive oxygen species (ROS) production. Schisandrol B inhibits the activity of P-glycoprotein and CYP3A and also has anti-inflammatory, anti-diabetic and antioxidant activities .

HY-129105

Clomethiazole 4 Publications Verification	GABA Receptor Cytochrome P450	Neurological Disease
Chlormethiazole is an potent and orally active GABA_A agonist . Chlormethiazole inhibits cytochrome P450 isoforms: CYP2A6 and *CYP2E1* in human liver microsomes. Chlormethiazole is an anticonvulsant agent and has the potential for treating convulsive status epilepticus .

HY-N4110

Friedelin 1 Publications Verification	Cytochrome P450 NF-κB Interleukin Related	Neurological Disease Metabolic Disease Inflammation/Immunology
Friedelin is derived from the leaves of Maytenus ilicifolia (Mart). Friedelin is an orally active non-competitive inhibitor of CYP3A4, with IC₅₀ and K_i values of 10.79 μM and 6.16 μM, respectively. Friedelin is also a competitive inhibitor of *CYP2E1, with IC₅₀* and K_i values of 22.54 μM and 18.02 μM, respectively. Friedelin can be used in research related to inflammation, neurological diseases, and metabolic disorders .

HY-Y0110

2-Naphthol 1 Publications Verification	Environmental Pollutants Endogenous Metabolite	Others
2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2).

HY-W042193

2-Piperidone δ-Valerolactam	Endogenous Metabolite	Metabolic Disease
2-Piperidone is an endogenous metabolite. 2-Piperidone is the biomarker for the activity of CYP2E1 .

HY-N1407

Polygalaxanthone III	Cytochrome P450 STAT	Infection Inflammation/Immunology
Polygalaxanthone III is a representative xanthone component of Polygala tenuifolia. Polygalaxanthone III inhibits chlorzoxazone 6-hydroxylation catalyzed by *CYP2E1, with an IC₅₀* of 50.56 μM. Polygalaxanthone III repairs skin damage induced by M. furfur via activating STAT3 phosphorylation and exerts anti-inflammatory effects. Polygalaxanthone III can be used for research on M. furfur-related skin damage .

HY-N5132

(-)-Fenchone	Cytochrome P450	Others
(-)-Fenchone is a bicyclic monoterpene and serves as a substrate for human liver microsomal cytochrome P450 enzymes CYP2A6 and CYP2B6. (-)-Fenchone is not metabolized by human CYP1A1, CYP1A2, CYP1B1, CYP2C8, CYP2C9, CYP2C19, CYP2D6, CYP2E1, or CYP3A4 enzymes. (-)-Fenchone undergoes hydroxylation to produce 6-exo-hydroxyfenchone, 6-endo-hydroxyfenchone, and 10-hydroxyfenchone. During the metabolism of (-)-Fenchone, CYP2A6 may play a more important role than CYP2B6 .

HY-A0296

Chlormethiazole hydrochloride 4 Publications Verification Clomethiazole hydrochloride	Cytochrome P450	Neurological Disease
Clomethiazole hydrochloride is a potent and orally active GABA_A agonist . Clomethiazole hydrochloride inhibits cytochrome P450 isoforms: CYP2A6 and *CYP2E1* in human liver microsomes. Clomethiazole hydrochloride is an anticonvulsant agent and has the potential for treating convulsive status epilepticus .

HY-W072025

CYP2E1-IN-1	Cytochrome P450 Keap1-Nrf2 Heme Oxygenase (HO) Reactive Oxygen Species (ROS)	Inflammation/Immunology
CYP2E1-IN-1 (Compound 10) is an orally active cytochrome P450 2E1 (CYP2E1) inhibitor with a K_d of 7.02 μM, an IC₅₀ of 1.64 μM, and a K_i of 0.897 μM. CYP2E1-IN-1 activates the Nrf2/HO-1 signaling pathway and inhibits ROS production, thereby alleviating pancreatic injury. CYP2E1-IN-1 has significant anti-inflammatory and antioxidant activities and can effectively reduce inflammation and oxidative stress in severe acute pancreatitis (SAP). CYP2E1-IN-1 can be used in the study of SAP and other inflammatory-related diseases .

HY-W013268

(S)-(+)-N-3-Benzylnirvanol (+)-N-3-Benzylnirvanol	Cytochrome P450	Metabolic Disease
(S)-(+)-N-3-Benzylnirvanol ((+)-N-3-Benzylnirvanol) is a selective and competitive cytochrome P450 (CYP) isoform CYP2C19 inhibitor with a K_i of 250 nM. (S)-(+)-N-3-Benzylnirvanol has low activity against CYP1A2, CYP2A6, CYP2C8, CYP2C9, CYP2D6, CYP2E1, and CYP3A4 .

HY-N0592

Demethyleneberberine	NF-κB AMPK Reactive Oxygen Species (ROS) p38 MAPK	Infection Metabolic Disease Inflammation/Immunology Cancer
Demethyleneberberine is a blood-brain barrier-permeable antioxidant. Demethyleneberberine exerts antioxidant effects by targeting mitochondria, activates the AMPK signaling pathway to regulate lipid metabolism, and inhibits inflammation-related pathways such as NF-κB and MAPK. Demethyleneberberine can be used in the research of inflammatory and other diseases .

HY-RS03463

CYP2E1 Human Pre-designed siRNA Set A	Small Interfering RNA (siRNA)	Others
CYP2E1 Human Pre-designed siRNA Set A contains three designed siRNAs for CYP2E1 gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control.

CYP2E1 Human Pre-designed siRNA Set A CYP2E1 Human Pre-designed siRNA Set A

HY-W458364

1-(Isothiazol-3-yl)ethan-1-one 1-(Isothiazol-3-yl)ethanone	Cytochrome P450	Inflammation/Immunology
1-(Isothiazol-3-yl)ethan-1-one (Q11) is a *CYP2E1* inhibitor. 1-(Isothiazol-3-yl)ethan-1-one can be used in rheumatoid arthritis and sepsis related research .

HY-B0876A

Fomepizole hydrochloride 4 Publications Verification 4-Methylpyrazole hydrochloride	Cytochrome P450	Metabolic Disease
Fomepizole (4-Methylpyrazole) hydrochloride is a potent and orally active cytochrome P450 (CYP2E1) inhibitor. Fomepizole hydrochloride is a competitive inhibitor of the enzyme alcohol dehydrogenase. Fomepizole hydrochloride blocks further conversion of methanol and ethylene glycol to toxic metabolites. Fomepizole hydrochloride has the potential for an antidote for ethylene glycol or methanol poisoning .

HY-Y0110S1

2-Naphthol-d7	Endogenous Metabolite	Others
2-Naphthol-d₇ is the deuterium labeled 2-Naphthol . 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2) .

HY-116228

Cadrofloxacin Caderofloxacin; CS-940	Bacterial	Infection
Cadrofloxacin (Caderofloxacin; CS-940), a orally active fluoroquinolone, is effective against aerobic/anaerobic Gram-positive and Gram-negative bacteria. Cadrofloxacin can be used for the research of infectious diseases .

HY-N0592A

Demethyleneberberine chloride 3 Publications Verification	NF-κB AMPK Reactive Oxygen Species (ROS) p38 MAPK	Infection Neurological Disease Metabolic Disease Inflammation/Immunology Cancer
Demethyleneberberine chloride is a blood-brain barrier-permeable antioxidant. Demethyleneberberine chloride exerts antioxidant effects by targeting mitochondria, activates the AMPK signaling pathway to regulate lipid metabolism, and inhibits inflammation-related pathways such as NF-κB and MAPK. Demethyleneberberine chloride can be used in the research of inflammatory and other diseases .

HY-RS16890

Cyp2e1 Mouse Pre-designed siRNA Set A	Small Interfering RNA (siRNA)	Others
Cyp2e1 Mouse Pre-designed siRNA Set A contains three designed siRNAs for Cyp2e1 gene (Mouse), as well as a negative control, a positive control, and a FAM-labeled negative control.

Cyp2e1 Mouse Pre-designed siRNA Set A Cyp2e1 Mouse Pre-designed siRNA Set A

HY-B1351

Bilberry Extract	Cytochrome P450	Metabolic Disease
Bilberry Extract is a bilberry extract, and its components include: Anthocyanidins. Bilberry Extract has potential antioxidant activity and can regulate specific metabolic enzymes in the liver, such as cytochrome P450 (CYP) 2C11 and CYP2E1 involved in drug metabolism. .

HY-N8382

Chalepensin	Cytochrome P450 Parasite Insecticide	Infection
Chalepensin is a nematicide and CYP inhibitor. Chalepensin inhibits CYP2A6, CYP1A1, CYP1A2, CYP2A13, CYP2C9, CYP2D6, *CYP2E1, and CYP3A4* to varying degrees, with IC₅₀ values of 82.3 μM, 2.86 μM, 3.01 μM, 0.21 μM, 6.58 μM, 1.67 μM, 61.1 μM, and 61.7 μM, respectively. Chalepensin potently and selectively kills third-stage infective larvae of Strongyloides venezuelensis .

HY-B1462S

Chlorzoxazone-d3	Cytochrome P450	Inflammation/Immunology
Chlorzoxazone-d₃ is the deuterium labeled Chlorzoxazone. Chlorzoxazone is a centrally acting muscle relaxant used to treat muscle spasm and the resulting pain or discomfort. It acts on the spinal cord by depressing reflexes.Chlorzoxazone is currently being used as a marker substrate in vitro/vivo studies to quantify cytochrome P450 2E1 (CYP2E1) activity in humans.

HY-N1902R

4-Hydroxyphenylacetic acid (Standard)	Reference Standards Keap1-Nrf2 Endogenous Metabolite	Metabolic Disease
4-Hydroxyphenylacetic acid (Standard) is the analytical standard of 4-Hydroxyphenylacetic acid. This product is intended for research and analytical applications. 4-hydroxyphenylacetic acid, a major microbiota-derived metabolite of polyphenols, is involved in the antioxidative action. 4-hydroxyphenylacetic acid induces expression of Nrf2 . IC₅₀ & Target:Nrf2 In Vivo: 4-Hydroxyphenylacetic acid (6, 12, or 25 mg/kg) increases Nrf2 translocation to the nucleus and enhances the activity of phase II and antioxidant enzymes. The protein levels of nuclear Nrf2 are increased by 170% and 230% in pre-treated 12 and 25 mg/kg 4-Hydroxyphenylacetic acid groups, respectively, compared with the control group.The 4-Hydroxyphenylacetic acid pretreatment at a final dose of 25 mg/kg markedly and selectively up-regulated the target genes of phase II enzymes and resulted in higher up-regulation than that of the control group by 270%, 400%, and 500% or UGT1A1, UGT1A9, and SULT2A1, respectively. 4-Hydroxyphenylacetic acid also suppresses the expression of CYP2E1 .

HY-W075176

Transfluthrin	Insecticide	Infection
Transfluthrin is an insecticide with extremely low acute toxicity to vertebrates. It acts as a mosquito repellent, exerts mosquito control effects via electric heating fumigators, and is widely used in studies related to malaria, bancroftian filariasis and mosquito-borne infectious diseases. Transfluthrin may also induce adverse reactions such as pulmonary sensory irritation, sensitization, genotoxicity and respiratory depression, and can increase the concentrations and activities of *CYP2E1* and CYP3A2 in rat brains. Transfluthrin can be removed from wastewater through biodegradation and activated sludge adsorption, and can be degraded by microorganisms such as Azovibrio and Tauera .

HY-RS23332

Cyp2e1 Rat Pre-designed siRNA Set A	Small Interfering RNA (siRNA)	Others
Cyp2e1 Rat Pre-designed siRNA Set A contains three designed siRNAs for Cyp2e1 gene (Rat), as well as a negative control, a positive control, and a FAM-labeled negative control.

Cyp2e1 Rat Pre-designed siRNA Set A Cyp2e1 Rat Pre-designed siRNA Set A

HY-146177

CYP3A4 enzyme-IN-1	Bacterial Cytochrome P450	Infection
CYP3A4 enzyme-IN-1 (compound 59) is a potent antibacterial agent, with a MIC of 1 μg/mL for MRSA. CYP3A4 enzyme-IN-1 exhibits low to moderate inhibitory effects on CYP1A2, CYP2E1, CYP2D6, and CYP3A4 enzymes .

HY-W042193R

2-Piperidone (Standard) δ-Valerolactam (Standard)	Reference Standards Endogenous Metabolite	Metabolic Disease
2-Piperidone is an endogenous metabolite. 2-Piperidone is the biomarker for the activity of CYP2E1 .

HY-N2586

Tenuifoliside C	Others	Inflammation/Immunology
Tenuifoliside C, isolated from polygala tenuifolia willd, significantly inhibits chlorzoxazone 6-hydroxylation catalyzed by CYP2E1 .

HY-W140208

3-Phenylthiophene	Cytochrome P450	Neurological Disease
3-Phenylthiophene (Compound 25) is a CYP2A6 inhibitor with a K_i value of 3.3 μM. The K_i values for *CYP2E1, CYP2B6, CYP2C9, and CYP2C19* are 9.7, 14, 112, and 107 μM respectively. It shows no significant inhibition on CYP3A4 and CYP2D6. 3-Phenylthiophene can be used in smoking cessation research .

HY-N6972R

Cepharanthine (Standard)	Autophagy Reference Standards SARS-CoV Cytochrome P450 Apoptosis Parasite	Infection Inflammation/Immunology Cancer
Cepharanthine (Standard) is the analytical standard of Cepharanthine. This product is intended for research and analytical applications. Cepharanthine is a natural product that can be isolated from the plant Stephania?cephalantha?Hayata. Cepharanthine has anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) activities. Cepharanthine has good effective in suppressing viral proliferation (half maximal (50%) inhibitory concentration (IC₅₀) and 90% inhibitory concentration (IC90) values of 1.90 and 4.46?μM . Cepharanthine can also effectively reverses P-gp-mediated multidrug resistance in K562 cells and increase enhances the sensitivity of anticancer agents in xenograft mice model . Cepharanthine shows inhibitory effects of human liver cytochrome P450 enzymes CYP3A4, CYP2E1 and CYP2C9. Cepharanthine has antitumor, anti-inflammatory and antinociceptive effects .

HY-119403

4-Phenyl-1,2,3-thiadiazole	Cytochrome P450	Cancer
4-Phenyl-1,2,3-thiadiazole is an CYP2B4 and *CYP2E1* inhibitor. 4-Phenyl-1,2,3-thiadiazole inhibits the oxidation of 1-phenylethanol to acetophenone by CYP2B4 and CYP2E1 .

HY-19435A

GYKI-47261 dihydrochloride	iGluR Cytochrome P450	Neurological Disease
GYKI-47261 dihydrochloride is a competitive, orally active, and selective AMPA receptor antagonist with an IC₅₀ of 2.5 μM. GYKI-47261 has broad spectrum anticonvulsive activity and neuroprotective effects. GYKI-47261 dihydrochloride is also a potent inducer of CYP2E1 .

HY-19435

GYKI-47261	iGluR Cytochrome P450	Neurological Disease
GYKI-47261 is a competitive, orally active, and selective AMPA receptor antagonist with an IC₅₀ of 2.5 μM. GYKI-47261 has broad spectrum anticonvulsive activity and neuroprotective effects. GYKI-47261 is also a potent inducer of CYP2E1 .

HY-Y0698R

Thioacetamide (Standard) Acetothioamide (Standard); TAA (Standard); Thiacetamide (Standard)	Necroptosis Reference Standards	Inflammation/Immunology
Thioacetamide (Standard) is the analytical standard of Thioacetamide (HY-Y0698). This product is intended for research and analytical applications. Thioacetamide (TAA) is an indirect hepatotoxin and causes parenchymal cell necrosis. Thioacetamide requires metabolic activation by microsomal CYP2E1 to thioacetamide-S-oxide initially and then to thioacetamide-S-dioxide, which is a highly reactive metabolite, and its reactive metabolites covalently bind to proteins and lipids thereby causing oxidative stress and centrilobular necrosis. Thioacetamide can induce chronic liver fibrosis, encephalopathy and other events model .

HY-129105R

Clomethiazole (Standard)	GABA Receptor Cytochrome P450 Reference Standards	Neurological Disease
Clomethiazole (Standard) is the analytical standard of Clomethiazole. This product is intended for research and analytical applications. Chlormethiazole is an potent and orally active GABAA agonist . Chlormethiazole inhibits cytochrome P450 isoforms: CYP2A6 and CYP2E1 in human liver microsomes. Chlormethiazole is an anticonvulsant agent and has the potential for treating convulsive status epilepticus .

HY-B0876R

Fomepizole (Standard) 4-Methylpyrazole (Standard)	Reference Standards Cytochrome P450	Metabolic Disease
Fomepizole (Standard) is the analytical standard of Fomepizole. This product is intended for research and analytical applications. Fomepizole (4-Methylpyrazole) is a potent cytochrome P450 (CYP2E1) inhibitor. Fomepizole is a competitive inhibitor of the enzyme alcohol dehydrogenase. Fomepizole blocks further conversion of methanol and ethylene glycol to toxic metabolites. Fomepizole has the potential for an antidote for ethylene glycol or methanol poisoning .

HY-N4110R

Friedelin (Standard)	Reference Standards Cytochrome P450	Metabolic Disease
Friedelin (Standard) is the analytical standard of Friedelin. This product is intended for research and analytical applications. Friedelin is isolated from isolated from the leaves of Maytenus ilicifolia(Mart). Friedelin is a noncompetitive inhibitor of CYP3A4 with IC₅₀ and Kivalues of 10.79 ?μM and 6.16? μM, respectively. Friedelin is also a competitive inhibitor of CYP2E1 with IC₅₀ and Ki values of 22.54? μM and 18.02 μM, respectively .

HY-N1407R

Polygalaxanthone III (Standard)	Reference Standards Cytochrome P450 STAT	Infection Inflammation/Immunology
Polygalaxanthone III (Standard) is the analytical standard of Polygalaxanthone III (HY-N1407). This product is intended for research and analytical applications. Polygalaxanthone III is a representative xanthone component of Polygala tenuifolia. Polygalaxanthone III inhibits chlorzoxazone 6-hydroxylation catalyzed by *CYP2E1, with an IC₅₀* of 50.56 μM. Polygalaxanthone III repairs skin damage induced by M. furfur via activating STAT3 phosphorylation and exerts anti-inflammatory effects. Polygalaxanthone III can be used for research on M. furfur-related skin damage .

HY-W710827

N,N'-Methylenebisacrylamide-d6	Isotope-Labeled Compounds Caspase MDM-2/p53 Biochemical Assay Reagents	Cardiovascular Disease Endocrinology Cancer
N,N'-Methylenebisacrylamide-d₆ is the deuterium labeled N,N'-Methylenebisacrylamide (HY-D0848). N,N'-Methylenebisacrylamide (Bisacrylamide) is an orally active acrylamide dimer and crosslinker. N,N'-Methylenebisacrylamide increases CYP2E1, P53, cleaved caspase-3. N,N'-Methylenebisacrylamide promotes hepatic cancer. N,N'-Methylenebisacrylamide changes sperm abnormality rate and sperm count. N,N'-Methylenebisacrylamide decreases the number of various cells in the blood as well as induces liver and testicular damage. N,N'-Methylenebisacrylamide is used to prepare polyacrylamide gel .

HY-Y0110S

2-Naphthol-d8	Endogenous Metabolite	Others
2-Naphthol-d₈ is the deuterium labeled 2-Naphthol . 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2) .

HY-Y0110R

2-Naphthol (Standard)	Reference Standards Endogenous Metabolite	Others
2-Naphthol (Standard) is the analytical standard of 2-Naphthol. This product is intended for research and analytical applications. 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2).

HY-N17737

Floramanoside F	Fatty Acid Synthase (FASN) Cytochrome P450	Metabolic Disease Inflammation/Immunology
Floramanoside F is a type of flavonol glycoside compound. Floramanoside F has a moderate free radical scavenging effect, with a SC₅₀ value of 25.1 μM. Floramanoside F has a relatively weak inhibitory activity on aldose reductase, with a IC₅₀ value greater than 100 μM. Floramanoside F has strong binding affinity with key target enzymes of type 1 diabetic nephropathy (T1DN) (Fasn, *Cyp2e1, Cyp4a32*), and can inhibit lipid accumulation and oxidative stress, thereby alleviating renal inflammation and fibrosis. Floramanoside F can be used to study type 1 diabetic nephropathy and diabetic complications .

HY-W724345

Fomepizole-d2 4-Methylpyrazole-d₂	Isotope-Labeled Compounds Cytochrome P450	Metabolic Disease
Fomepizole-d₂ (4-Methylpyrazole-d₂) is the deuterium labeled Fomepizole (HY-B0876). Fomepizole (4-Methylpyrazole) is a potent cytochrome P450 (CYP2E1) inhibitor. Fomepizole is a competitive inhibitor of the enzyme alcohol dehydrogenase. Fomepizole blocks further conversion of methanol and ethylene glycol to toxic metabolites. Fomepizole has the potential for an antidote for ethylene glycol or methanol poisoning .

HY-N0692R

Schisandrol B (Standard) Gomisin-A (Standard); TJN-101 (Standard); Wuweizi alcohol-B (Standard)	Reference Standards Reactive Oxygen Species (ROS) Cytochrome P450 Autophagy	Cancer
Schisandrol B (Standard) is the analytical standard of Schisandrol B. This product is intended for research and analytical applications. Schisandrol B (Gomisin-A) is a major active constituent of Schisandra chinensis with hepato-protective effects. Schisandrol B inhibits reactive oxygen species (ROS) production. Schisandrol B inhibits the activity of P-glycoprotein and CYP3A and also has anti-inflammatory, anti-diabetic and antioxidant activities .

HY-W067374

Aripiprazole impurity 38	Cytochrome P450	Others
5-Hydroxy-3,4-dihydroquinolin-2 (1H)-one (Compound OPC-1606) is a compound related to Carteolol (HY-17495). 5-Hydroxy-3,4-dihydroquinolin-2 (1H)-one is not produced by any tested cytochrome P450 isoform .

Cat. No.	Product Name	Type

HY-D0848

N,N'-Methylenebisacrylamide

Bisacrylamide; MBA; Methylenebisacrylamide; N,N-Methylenebisacrylamide

Biochemical Assay Reagents

N,N'-Methylenebisacrylamide (Bisacrylamide) is an orally active acrylamide dimer and crosslinker. N,N'-Methylenebisacrylamide increases CYP2E1, P53, cleaved caspase-3. N,N'-Methylenebisacrylamide promotes hepatic cancer. N,N'-Methylenebisacrylamide changes sperm abnormality rate and sperm count. N,N'-Methylenebisacrylamide decreases the number of various cells in the blood as well as induces liver and testicular damage. N,N'-Methylenebisacrylamide is used to prepare polyacrylamide gel .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N6972

Cepharanthine Maximum Cited Publications 13 Publications Verification	Infection Alkaloids Stephania cepharantha Hayata Classification of Application Fields Plants Isoquinoline Alkaloids Menispermaceae Inflammation/Immunology Disease Research Fields Stephania japonica (Thunb.) Miers	Autophagy SARS-CoV Cytochrome P450 Apoptosis Parasite
Cepharanthine is a natural product that can be isolated from the plant Stephania cephalantha Hayata. Cepharanthine has anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) activities. Cepharanthine has good effective in suppressing viral proliferation (half maximal (50%) inhibitory concentration (IC₅₀) and 90% inhibitory concentration (IC₉₀) values of 1.90 and 4.46 μM . Cepharanthine can also effectively reverses P-gp-mediated multidrug resistance in K562 cells and increase enhances the sensitivity of anticancer agents in xenograft mice model . Cepharanthine shows inhibitory effects of human liver cytochrome P450 enzymes CYP3A4, CYP2E1 and CYP2C9. Cepharanthine has antitumor, anti-inflammatory and antinociceptive effects .

HY-N0692

Schisandrol B 2 Publications Verification Gomisin-A; TJN-101; Wuweizi alcohol-B	Classification of Application Fields Lignans Phenylpropanoids Plants Schisandraceae Schisandra chinensis (Turcz.) Baill. Disease Research Fields Source Classification Cancer	Reactive Oxygen Species (ROS) Cytochrome P450 Autophagy
Schisandrol B (Gomisin-A) is a major active constituent of Schisandra chinensis with hepato-protective effects. Schisandrol B inhibits reactive oxygen species (ROS) production. Schisandrol B inhibits the activity of P-glycoprotein and CYP3A and also has anti-inflammatory, anti-diabetic and antioxidant activities .

HY-N4110

Friedelin 1 Publications Verification	Structural Classification Terpenoids Celastraceae Plants Pentacyclic Triterpenoids Maytenus ilicifolia Mart. ex Reissek	Cytochrome P450 NF-κB Interleukin Related
Friedelin is derived from the leaves of Maytenus ilicifolia (Mart). Friedelin is an orally active non-competitive inhibitor of CYP3A4, with IC₅₀ and K_i values of 10.79 μM and 6.16 μM, respectively. Friedelin is also a competitive inhibitor of *CYP2E1, with IC₅₀* and K_i values of 22.54 μM and 18.02 μM, respectively. Friedelin can be used in research related to inflammation, neurological diseases, and metabolic disorders .

HY-Y0110

2-Naphthol 1 Publications Verification	Structural Classification Monophenols Classification of Application Fields Other Diseases Phenols Endogenous metabolite Disease Research Fields Source Classification	Environmental Pollutants Endogenous Metabolite
2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2).

HY-W042193

2-Piperidone δ-Valerolactam	Classification of Application Fields Ketones, Aldehydes, Acids Metabolic Disease Endogenous metabolite Disease Research Fields Source Classification	Endogenous Metabolite
2-Piperidone is an endogenous metabolite. 2-Piperidone is the biomarker for the activity of CYP2E1 .

HY-N1407

Polygalaxanthone III	Structural Classification Xanthones Classification of Application Fields Polygalaceae Phenols Polyphenols Plants Polygala tenuifolia Willd. Inflammation/Immunology Disease Research Fields Source Classification	Cytochrome P450 STAT
Polygalaxanthone III is a representative xanthone component of Polygala tenuifolia. Polygalaxanthone III inhibits chlorzoxazone 6-hydroxylation catalyzed by *CYP2E1, with an IC₅₀* of 50.56 μM. Polygalaxanthone III repairs skin damage induced by M. furfur via activating STAT3 phosphorylation and exerts anti-inflammatory effects. Polygalaxanthone III can be used for research on M. furfur-related skin damage .

HY-N5132

(-)-Fenchone	Structural Classification Other Monoterpenes Classification of Application Fields Terpenoids Other Diseases Umbelliferae Plants Vernonia Schreb. Disease Research Fields Source Classification	Cytochrome P450
(-)-Fenchone is a bicyclic monoterpene and serves as a substrate for human liver microsomal cytochrome P450 enzymes CYP2A6 and CYP2B6. (-)-Fenchone is not metabolized by human CYP1A1, CYP1A2, CYP1B1, CYP2C8, CYP2C9, CYP2C19, CYP2D6, CYP2E1, or CYP3A4 enzymes. (-)-Fenchone undergoes hydroxylation to produce 6-exo-hydroxyfenchone, 6-endo-hydroxyfenchone, and 10-hydroxyfenchone. During the metabolism of (-)-Fenchone, CYP2A6 may play a more important role than CYP2B6 .

HY-N0592

Demethyleneberberine	Structural Classification Phellodendron amurense Rupr. Classification of Application Fields Rutaceae Other Phenylpropanoids Phenols Polyphenols Phenylpropanoids Plants Inflammation/Immunology Disease Research Fields Source Classification	NF-κB AMPK Reactive Oxygen Species (ROS) p38 MAPK
Demethyleneberberine is a blood-brain barrier-permeable antioxidant. Demethyleneberberine exerts antioxidant effects by targeting mitochondria, activates the AMPK signaling pathway to regulate lipid metabolism, and inhibits inflammation-related pathways such as NF-κB and MAPK. Demethyleneberberine can be used in the research of inflammatory and other diseases .

HY-N0592A

Demethyleneberberine chloride 3 Publications Verification	Structural Classification Alkaloids Phellodendron amurense Rupr. Other Alkaloids Rutaceae Phenols Polyphenols Plants Source Classification	NF-κB AMPK Reactive Oxygen Species (ROS) p38 MAPK
Demethyleneberberine chloride is a blood-brain barrier-permeable antioxidant. Demethyleneberberine chloride exerts antioxidant effects by targeting mitochondria, activates the AMPK signaling pathway to regulate lipid metabolism, and inhibits inflammation-related pathways such as NF-κB and MAPK. Demethyleneberberine chloride can be used in the research of inflammatory and other diseases .

HY-N8382

Chalepensin	Structural Classification Natural Products Haloxylon ammodendron (C. A. Mey.) Bunge Amaranthaceae Plants Source Classification	Cytochrome P450 Parasite Insecticide
Chalepensin is a nematicide and CYP inhibitor. Chalepensin inhibits CYP2A6, CYP1A1, CYP1A2, CYP2A13, CYP2C9, CYP2D6, *CYP2E1, and CYP3A4* to varying degrees, with IC₅₀ values of 82.3 μM, 2.86 μM, 3.01 μM, 0.21 μM, 6.58 μM, 1.67 μM, 61.1 μM, and 61.7 μM, respectively. Chalepensin potently and selectively kills third-stage infective larvae of Strongyloides venezuelensis .

HY-N1902R

4-Hydroxyphenylacetic acid (Standard)	Structural Classification Human Gut Microbiota Metabolites Monophenols Phenols Plants Compositae Endogenous metabolite Erythrina latissima E. Mey. Source Classification	Reference Standards Keap1-Nrf2 Endogenous Metabolite
4-Hydroxyphenylacetic acid (Standard) is the analytical standard of 4-Hydroxyphenylacetic acid. This product is intended for research and analytical applications. 4-hydroxyphenylacetic acid, a major microbiota-derived metabolite of polyphenols, is involved in the antioxidative action. 4-hydroxyphenylacetic acid induces expression of Nrf2 . IC₅₀ & Target:Nrf2 In Vivo: 4-Hydroxyphenylacetic acid (6, 12, or 25 mg/kg) increases Nrf2 translocation to the nucleus and enhances the activity of phase II and antioxidant enzymes. The protein levels of nuclear Nrf2 are increased by 170% and 230% in pre-treated 12 and 25 mg/kg 4-Hydroxyphenylacetic acid groups, respectively, compared with the control group.The 4-Hydroxyphenylacetic acid pretreatment at a final dose of 25 mg/kg markedly and selectively up-regulated the target genes of phase II enzymes and resulted in higher up-regulation than that of the control group by 270%, 400%, and 500% or UGT1A1, UGT1A9, and SULT2A1, respectively. 4-Hydroxyphenylacetic acid also suppresses the expression of CYP2E1 .

HY-W042193R

2-Piperidone (Standard) δ-Valerolactam (Standard)	Structural Classification Ketones, Aldehydes, Acids Endogenous metabolite Source Classification	Reference Standards Endogenous Metabolite
2-Piperidone is an endogenous metabolite. 2-Piperidone is the biomarker for the activity of CYP2E1 .

HY-N2586

Tenuifoliside C	Monophenols Classification of Application Fields Simple Phenylpropanols Polygalaceae Phenols Phenylpropanoids Plants Disease Research Fields Inflammation/Immunology Polygala tenuifolia Willd. Source Classification	Others
Tenuifoliside C, isolated from polygala tenuifolia willd, significantly inhibits chlorzoxazone 6-hydroxylation catalyzed by CYP2E1 .

HY-N6972R

Cepharanthine (Standard)	Structural Classification Alkaloids Stephania cepharantha Hayata Plants Isoquinoline Alkaloids Menispermaceae Stephania japonica (Thunb.) Miers	Autophagy Reference Standards SARS-CoV Cytochrome P450 Apoptosis Parasite
Cepharanthine (Standard) is the analytical standard of Cepharanthine. This product is intended for research and analytical applications. Cepharanthine is a natural product that can be isolated from the plant Stephania?cephalantha?Hayata. Cepharanthine has anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) activities. Cepharanthine has good effective in suppressing viral proliferation (half maximal (50%) inhibitory concentration (IC₅₀) and 90% inhibitory concentration (IC90) values of 1.90 and 4.46?μM . Cepharanthine can also effectively reverses P-gp-mediated multidrug resistance in K562 cells and increase enhances the sensitivity of anticancer agents in xenograft mice model . Cepharanthine shows inhibitory effects of human liver cytochrome P450 enzymes CYP3A4, CYP2E1 and CYP2C9. Cepharanthine has antitumor, anti-inflammatory and antinociceptive effects .

HY-N4110R

Friedelin (Standard)	Structural Classification Natural Products Celastraceae Plants Maytenus ilicifolia Mart. ex Reissek	Reference Standards Cytochrome P450
Friedelin (Standard) is the analytical standard of Friedelin. This product is intended for research and analytical applications. Friedelin is isolated from isolated from the leaves of Maytenus ilicifolia(Mart). Friedelin is a noncompetitive inhibitor of CYP3A4 with IC₅₀ and Kivalues of 10.79 ?μM and 6.16? μM, respectively. Friedelin is also a competitive inhibitor of CYP2E1 with IC₅₀ and Ki values of 22.54? μM and 18.02 μM, respectively .

HY-N1407R

Polygalaxanthone III (Standard)	Structural Classification Xanthones Polygalaceae Phenols Polyphenols Plants Polygala tenuifolia Willd. Source Classification	Reference Standards Cytochrome P450 STAT
Polygalaxanthone III (Standard) is the analytical standard of Polygalaxanthone III (HY-N1407). This product is intended for research and analytical applications. Polygalaxanthone III is a representative xanthone component of Polygala tenuifolia. Polygalaxanthone III inhibits chlorzoxazone 6-hydroxylation catalyzed by *CYP2E1, with an IC₅₀* of 50.56 μM. Polygalaxanthone III repairs skin damage induced by M. furfur via activating STAT3 phosphorylation and exerts anti-inflammatory effects. Polygalaxanthone III can be used for research on M. furfur-related skin damage .

HY-Y0110R

2-Naphthol (Standard)	Structural Classification Monophenols Microorganisms Phenols Endogenous metabolite Source Classification	Reference Standards Endogenous Metabolite
2-Naphthol (Standard) is the analytical standard of 2-Naphthol. This product is intended for research and analytical applications. 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2).

HY-N17737

Floramanoside F	Malvaceae Structural Classification Flavonols Flavonoids Abelmoschus manihot (Linn.) Medicus Plants Source Classification	Fatty Acid Synthase (FASN) Cytochrome P450
Floramanoside F is a type of flavonol glycoside compound. Floramanoside F has a moderate free radical scavenging effect, with a SC₅₀ value of 25.1 μM. Floramanoside F has a relatively weak inhibitory activity on aldose reductase, with a IC₅₀ value greater than 100 μM. Floramanoside F has strong binding affinity with key target enzymes of type 1 diabetic nephropathy (T1DN) (Fasn, *Cyp2e1, Cyp4a32*), and can inhibit lipid accumulation and oxidative stress, thereby alleviating renal inflammation and fibrosis. Floramanoside F can be used to study type 1 diabetic nephropathy and diabetic complications .

HY-N0692R

Schisandrol B (Standard) Gomisin-A (Standard); TJN-101 (Standard); Wuweizi alcohol-B (Standard)	Structural Classification Lignans Phenylpropanoids Plants Schisandraceae Schisandra chinensis (Turcz.) Baill. Source Classification	Reference Standards Reactive Oxygen Species (ROS) Cytochrome P450 Autophagy
Schisandrol B (Standard) is the analytical standard of Schisandrol B. This product is intended for research and analytical applications. Schisandrol B (Gomisin-A) is a major active constituent of Schisandra chinensis with hepato-protective effects. Schisandrol B inhibits reactive oxygen species (ROS) production. Schisandrol B inhibits the activity of P-glycoprotein and CYP3A and also has anti-inflammatory, anti-diabetic and antioxidant activities .

Cat. No.	Product Name	Chemical Structure

HY-Y0110S1

2-Naphthol-d7
2-Naphthol-d₇ is the deuterium labeled 2-Naphthol . 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2) .

HY-B1462S

Chlorzoxazone-d3
Chlorzoxazone-d₃ is the deuterium labeled Chlorzoxazone. Chlorzoxazone is a centrally acting muscle relaxant used to treat muscle spasm and the resulting pain or discomfort. It acts on the spinal cord by depressing reflexes.Chlorzoxazone is currently being used as a marker substrate in vitro/vivo studies to quantify cytochrome P450 2E1 (CYP2E1) activity in humans.

HY-W710827

N,N'-Methylenebisacrylamide-d6

N,N'-Methylenebisacrylamide-d₆ is the deuterium labeled N,N'-Methylenebisacrylamide (HY-D0848). N,N'-Methylenebisacrylamide (Bisacrylamide) is an orally active acrylamide dimer and crosslinker. N,N'-Methylenebisacrylamide increases CYP2E1, P53, cleaved caspase-3. N,N'-Methylenebisacrylamide promotes hepatic cancer. N,N'-Methylenebisacrylamide changes sperm abnormality rate and sperm count. N,N'-Methylenebisacrylamide decreases the number of various cells in the blood as well as induces liver and testicular damage. N,N'-Methylenebisacrylamide is used to prepare polyacrylamide gel .

HY-Y0110S

2-Naphthol-d8
2-Naphthol-d₈ is the deuterium labeled 2-Naphthol . 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2) .

HY-W724345

Fomepizole-d2

Fomepizole-d₂ (4-Methylpyrazole-d₂) is the deuterium labeled Fomepizole (HY-B0876). Fomepizole (4-Methylpyrazole) is a potent cytochrome P450 (CYP2E1) inhibitor. Fomepizole is a competitive inhibitor of the enzyme alcohol dehydrogenase. Fomepizole blocks further conversion of methanol and ethylene glycol to toxic metabolites. Fomepizole has the potential for an antidote for ethylene glycol or methanol poisoning .

Host:	Rabbit (3)
Reactivity:	Human (2) Rat (2) Mouse (2)
Application:	IHC-P (1) ICC/IF (1) IF-Tissue (1) WB (3)
Isotype:	IgG (3)
Conjugation:	Non-conjugated (3)
Clonality:	Monoclonal (3) Recombinant (3)
Modification:	Unmodified (3)

Cat. No.	Compare	Product Name	Application	Reactivity	Image

HY-P87642

	CYP2E1 Antibody (YA7326)	WB, ICC/IF
	CYP2E1 Antibody (YA7326) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to CYP2E1.

HY-P81244

	CYP2E1 Antibody (YA9212) Cyp2e1; Cyp2E; Cytochrome P450 2e1; 4-nitrophenol 2-hydroxylase; CypIIE1; Cytochrome P450-J	WB, IHC-P, IF-Tissue	Human, Mouse, Rat
	CYP2E1 Antibody (YA9212) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to CYP2E1.

HY-P82557

	Cytochrome P450 2E1 Antibody (YA2302) Cyp2e1; Cyp2E; Cytochrome P450 2e1; 4-nitrophenol 2-hydroxylase; CypIIE1; Cytochrome P450-J	WB	Human, Mouse, Rat
	Cytochrome P450 2E1 Antibody (YA2302) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to Cytochrome P450 2E1.

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