Search Result

Results for "

radical mechanism

" in MedChemExpress (MCE) Product Catalog:

By Targets:	COX (1) DNA/RNA Synthesis (1) Drug Intermediate (1) Drug Metabolite (4) Endogenous Metabolite (4) ERK (1) HCV (1) HCV Protease (1) NO Synthase (3) PGE synthase (1) PI3K (1) Reactive Oxygen Species (ROS) (5) Reference Standards (3) STAT (1) TNF Receptor (2) Xanthine Oxidase (1)
By Research Areas:	Cancer (4) Cardiovascular Disease (2) Infection (1) Inflammation/Immunology (4) Metabolic Disease (3) Neurological Disease (4)

Inhibitors & Agonists

Peptides

Natural
Products

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-W011956

6-Hydroxymelatonin	Drug Metabolite Endogenous Metabolite	Neurological Disease Metabolic Disease
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-W047187

Lavandoside	Xanthine Oxidase NO Synthase TNF Receptor	Others
Lavandoside is an ABTS ^?+ free radical scavenger and a moderate inhibitor of xanthine oxidase (XO), with an IC₅₀ of 71.6 μM for inhibiting NO production in LPS-induced macrophages. Lavandoside exerts its antioxidant and potential anti-inflammatory effects by directly scavenging free radicals and inhibiting XO activity, a mechanism related to the hydroxyl groups in its molecular structure. Lavandoside can be isolated from lavender and can be used in the development of natural antioxidants and in research on oxidative stress-related diseases and inflammation-related diseases .

HY-N12586

Pheophytin a	ERK Reactive Oxygen Species (ROS) COX PGE synthase STAT HCV HCV Protease	Infection Neurological Disease Cancer
Pheophytin a is a multi-target inhibitor, anticancer agent, antioxidant and antiviral agent. Pheophytin a directly binds to and inhibits HCV-NS3/4A protease (IC₅₀=0.89 μM) to block viral replication. Pheophytin a also scavenges free radicals, reduces ferric ions, and exhibits cytotoxic activity against breast cancer cells. Pheophytin a effectively inhibits LPS-induced production of nitric oxide, prostaglandin E2, NOS2 and COX-2, as well as various pro-inflammatory cytokines, by downregulating the transcription levels of inflammatory mediators and blocking the ERK1/2 and STAT-1 pathways. In a low nerve growth factor environment, Pheophytin a also enhances ERK1/2 phosphorylation and synergistically promotes neurite outgrowth through MAPK pathway. Pheophytin a can be used to investigate the pathogenic mechanisms of diseases including chronic hepatitis C, sepsis, breast cancer and Alzheimer's disease .

HY-141452

Propanedial (13.88 mM in water) Malondialdehyde	Endogenous Metabolite	Neurological Disease
Propanedial (Malondialdehyde) (13.88 mM in water) is one of the final products of lipid peroxidation. Propanedial causes protein inactivation, DNA damage and cross-linking by forming stable covalent adducts with biological macromolecules, which is the main mechanism for its cytotoxicity and genotoxicity. Propanedial production increases with the elevation of free radicals. Propanedial is a key biomarker for evaluating the level of cellular oxidative stress ^[1][2][3].

HY-W010610

2-Cyclopropylacetic acid	Drug Intermediate	Others
2-Cyclopropylacetic acid is a substrate. 2-Cyclopropylacetic acid can produce a ring-opening product, which serves as an important precursor for the preparation of fused-ring molecules .

HY-G0004

Acetaminophen metabolite 3-hydroxy-acetaminophen 3-Hydroxyacetaminophen	Drug Metabolite	Inflammation/Immunology
Acetaminophen metabolite 3-hydroxy-acetaminophen (3-Hydroxyacetaminophen) is a non-toxic metabolite and antioxidant of acetaminophen (HY-66005) with free radical scavenging activity. Acetaminophen metabolite 3-hydroxy-acetaminophen can reduce oxidative damage by exerting electron donation ability and antioxidant activity through phenolic hydroxyl groups. 3-hydroxy-acetaminophen can be used to study the toxicity mechanism and drug metabolism of acetaminophen .

HY-N0435

Isorhamnetin 3-gentiobioside	DNA/RNA Synthesis	Cancer
Isorhamnetin 3-gentiobioside is a flavonoid with activity of promoting cancer cell proliferation. Isorhamnetin 3-gentiobioside is an activator of DNA synthesis in MCF-7 human breast cancer cells with an EC₅₀ of 3.1 μg/mL. Isorhamnetin 3-gentiobioside exhibits ABTS radical scavenging activity with an *IC₅₀ of 33.43 μg/mL. The compound can be used to study the bidirectional regulatory mechanism* of cancer .**

HY-W013494R

L-Carnosine (Standard)	Reference Standards Endogenous Metabolite	Metabolic Disease Cancer
L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging . L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability .

HY-W067572

Stobadine (-)-Stobadine	Reactive Oxygen Species (ROS)	Cardiovascular Disease
Stobadine is a potent antioxidant and prevents free radical induced alterations in ER membrane fluidity. Stobadine can be used for effective cardio- and neuroprotectants development based on antioxidant or free radical scavenging mechanisms of action .

HY-W011956R

6-Hydroxymelatonin (Standard)	Drug Metabolite Reference Standards Endogenous Metabolite	Neurological Disease Metabolic Disease
6-Hydroxymelatonin (Standard) is the analytical standard of 6-Hydroxymelatonin. This product is intended for research and analytical applications. 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-G0004R

Acetaminophen metabolite 3-hydroxy-acetaminophen (Standard) 3-Hydroxyacetaminophen (Standard)	Reference Standards Drug Metabolite	Inflammation/Immunology
Acetaminophen metabolite 3-hydroxy-acetaminophen (3-Hydroxyacetaminophen) (Standard) is the analytical standard of Acetaminophen metabolite 3-hydroxy-acetaminophen (HY-G0004). This product is intended for research and analytical applications. Acetaminophen metabolite 3-hydroxy-acetaminophen is a non-toxic metabolite and antioxidant of acetaminophen (HY-66005) with free radical scavenging activity. Acetaminophen metabolite 3-hydroxy-acetaminophen can reduce oxidative damage by exerting electron donation ability and antioxidant activity through phenolic hydroxyl groups. 3-hydroxy-acetaminophen can be used to study the toxicity mechanism and drug metabolism of acetaminophen .

HY-172892

PI3K-IN-59	PI3K Reactive Oxygen Species (ROS)	Cancer
PI3K-IN-59 (Compound 3d) is a PI3K inhibitor (IC₅₀: 17.44 μM). PI3K-IN-59 has significant antiproliferative activity and exhibits potent inhibitory effects on breast cancer 4T1 cells (IC₅₀: 3.70 μM) and colon cancer CT26 cells (IC₅₀: 1.98 μM) as well as human breast cancer cells (IC₅₀: 19.72 μM). PI3K-IN-59 exerts a dual anti-tumor mechanism by inhibiting PI3Kα enzymatic activity and triggering the Fenton reaction to generate hydroxyl radicals (•OH). PI3K-IN-59 shows promising anti-4T1 tumor effects and is suitable for synergistic targeting studies in breast and colon cancers .

HY-N9799

Pholidotol C	NO Synthase Reactive Oxygen Species (ROS)	Inflammation/Immunology
Pholidotol C is a stilbene compound with nitric oxide (NO) production inhibitory activity and DPPH *free radical* scavenging activity (IC₅₀** values ??of 28.6 μM and 21.9 μM, respectively). Pholidotol C exerts its anti-inflammatory and antioxidant activities through mechanisms involving the inhibition of NO production in activated macrophages and free radical scavenging, and can be used in research on inflammation-related diseases. Pholidotol C can be extracted from the dried whole plant of Pholidota chinensis (an orchid of the genus Pholidota) .

HY-181436

CAY10563	NO Synthase	Cardiovascular Disease
CAY10563 is a pH-regulated NO donor. Under acidic conditions, CAY10563 releases NO via an acid-catalyzed ring-opening mechanism, generating sulfur-centered free radicals. CAY10563 induces pH-dependent vasodilation. CAY10563 can be used in studies related to cardiovascular and cerebrovascular diseases .

HY-N17779

3-O-Caffeoyl-5-O-feruloylquinic acid	TNF Receptor Reactive Oxygen Species (ROS)	Inflammation/Immunology
3-O-Caffeoyl-5-O-feruloylquinic acid is a quinic acid-based phenolic compound that can be isolated from Eryngium bourgatii. 3-O-Caffeoyl-5-O-feruloylquinic acid regulates free radical scavenging and inflammatory pathways, exerting antioxidant activity through electron transfer and hydrogen atom transfer mechanisms. It also inhibits TNF-α-induced reactive oxygen species (ROS) production and the production of monocyte chemoattractant protein-1 (MCP-1) and its transcripts in human umbilical vein endothelial cells (HUVECs).

Cat. No.	Product Name	Target	Research Area

HY-W013494R

L-Carnosine (Standard)	Reference Standards Endogenous Metabolite	Metabolic Disease Cancer
L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging . L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability .

Cat. No.	Product Name	Category	Target	Chemical Structure

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-W047187

Lavandoside	Structural Classification other families Onychium japonicum (Thunb.) Kunze Ketones, Aldehydes, Acids Plants	Xanthine Oxidase NO Synthase TNF Receptor
Lavandoside is an ABTS ^?+ free radical scavenger and a moderate inhibitor of xanthine oxidase (XO), with an IC₅₀ of 71.6 μM for inhibiting NO production in LPS-induced macrophages. Lavandoside exerts its antioxidant and potential anti-inflammatory effects by directly scavenging free radicals and inhibiting XO activity, a mechanism related to the hydroxyl groups in its molecular structure. Lavandoside can be isolated from lavender and can be used in the development of natural antioxidants and in research on oxidative stress-related diseases and inflammation-related diseases .

HY-N12586

Pheophytin a	Suaeda vermiculata Forssk. ex J.F.Gmel. Structural Classification Alkaloids Other Alkaloids Amaranthaceae Plants Source Classification	ERK Reactive Oxygen Species (ROS) COX PGE synthase STAT HCV HCV Protease
Pheophytin a is a multi-target inhibitor, anticancer agent, antioxidant and antiviral agent. Pheophytin a directly binds to and inhibits HCV-NS3/4A protease (IC₅₀=0.89 μM) to block viral replication. Pheophytin a also scavenges free radicals, reduces ferric ions, and exhibits cytotoxic activity against breast cancer cells. Pheophytin a effectively inhibits LPS-induced production of nitric oxide, prostaglandin E2, NOS2 and COX-2, as well as various pro-inflammatory cytokines, by downregulating the transcription levels of inflammatory mediators and blocking the ERK1/2 and STAT-1 pathways. In a low nerve growth factor environment, Pheophytin a also enhances ERK1/2 phosphorylation and synergistically promotes neurite outgrowth through MAPK pathway. Pheophytin a can be used to investigate the pathogenic mechanisms of diseases including chronic hepatitis C, sepsis, breast cancer and Alzheimer's disease .

HY-N0435

Isorhamnetin 3-gentiobioside	Flavonols Flavonoids Neurological Disease Classification of Application Fields Leguminosae Phenols Polyphenols Plants Astragalus altaicus Bunge Disease Research Fields Source Classification	DNA/RNA Synthesis
Isorhamnetin 3-gentiobioside is a flavonoid with activity of promoting cancer cell proliferation. Isorhamnetin 3-gentiobioside is an activator of DNA synthesis in MCF-7 human breast cancer cells with an EC₅₀ of 3.1 μg/mL. Isorhamnetin 3-gentiobioside exhibits ABTS radical scavenging activity with an *IC₅₀ of 33.43 μg/mL. The compound can be used to study the bidirectional regulatory mechanism* of cancer .**

HY-W013494R

L-Carnosine (Standard)	Structural Classification Human Gut Microbiota Metabolites Microorganisms Ketones, Aldehydes, Acids Disease markers Endocrine diseases Nervous System Disorder Endogenous metabolite Source Classification	Reference Standards Endogenous Metabolite
L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging . L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability .

HY-W011956R

6-Hydroxymelatonin (Standard)	Structural Classification Natural Products Monophenols Phenols Endogenous metabolite Source Classification	Drug Metabolite Reference Standards Endogenous Metabolite
6-Hydroxymelatonin (Standard) is the analytical standard of 6-Hydroxymelatonin. This product is intended for research and analytical applications. 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-N9799

Pholidotol C	Structural Classification Orchidaceae Phenols Polyphenols Pholidota chinensis Lindl. Plants Source Classification	NO Synthase Reactive Oxygen Species (ROS)
Pholidotol C is a stilbene compound with nitric oxide (NO) production inhibitory activity and DPPH *free radical* scavenging activity (IC₅₀** values ??of 28.6 μM and 21.9 μM, respectively). Pholidotol C exerts its anti-inflammatory and antioxidant activities through mechanisms involving the inhibition of NO production in activated macrophages and free radical scavenging, and can be used in research on inflammation-related diseases. Pholidotol C can be extracted from the dried whole plant of Pholidota chinensis (an orchid of the genus Pholidota) .

HY-N17779

3-O-Caffeoyl-5-O-feruloylquinic acid	Structural Classification Simple Phenylpropanols Alfredia cernua (L.) Cass. Phenylpropanoids Umbelliferae Plants Source Classification	TNF Receptor Reactive Oxygen Species (ROS)
3-O-Caffeoyl-5-O-feruloylquinic acid is a quinic acid-based phenolic compound that can be isolated from Eryngium bourgatii. 3-O-Caffeoyl-5-O-feruloylquinic acid regulates free radical scavenging and inflammatory pathways, exerting antioxidant activity through electron transfer and hydrogen atom transfer mechanisms. It also inhibits TNF-α-induced reactive oxygen species (ROS) production and the production of monocyte chemoattractant protein-1 (MCP-1) and its transcripts in human umbilical vein endothelial cells (HUVECs).

Inquiry Online

Your information is safe with us. * Required Fields.

MCE Japan Authorized Agent ナミキ商事株式会社コスモ・バイオ株式会社重松貿易株式会社
Salutation			Country or Region *
Applicant Name *			Organization Name *
Department *
Email Address *			Product Name *
Cat. No.			Requested quantity *
Phone Number *
Remarks

Inquiry Online

Inquiry Information

Product Name:
Cat. No.:
Quantity:
MCE Japan Authorized Agent:

Name
Email *

	Sorry, but the email address you supplied was invalid.

radical mechanism

Inhibitors & Agonists

Peptides

NaturalProducts

Natural
Products