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DPPH-radical

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83

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1

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1

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Cat. No. Product Name Target Research Areas Chemical Structure
  • HY-113121
    Vanillylmandelic acid
    2 Publications Verification

    		 Drug Metabolite Endogenous Metabolite Cardiovascular Disease
    Vanillylmandelic acid is the endproduct of epinephrine and norepinephrine metabolism. Vanillylmandelic acid can be used as an indication of the disorder in neurotransmitter metabolism as well. Vanillylmandelic acid has antioxidant activity towards DPPH radical with an IC50 value of 33 μM .
    Vanillylmandelic acid
  • HY-N0521
    (-)-Gallocatechin

    		Drug Isomer Reactive Oxygen Species (ROS) Metabolic Disease Inflammation/Immunology Cancer
    (-)-Gallocatechin, an epimer of (-)-Epigallocatechin (EGC) (HY-N0225), is contained in various tea products. (-)-Gallocatechin demonstrates antioxidant activity in vitro, including inhibition of LDL oxidation and DPPH radical scavenging .
    (-)-Gallocatechin
  • HY-N0448
    10-Gingerol
    4 Publications Verification

    		 AMPK Reactive Oxygen Species (ROS) Akt PI3K Interleukin Related TNF Receptor Apoptosis Neurological Disease Inflammation/Immunology Cancer
    10-Gingerol is an AMPK agonist, which is found in the ginger oleoresin from fresh rhizome with anti-inflammatory, antioxidant and anti-proliferative activities. 10-Gingerol suppresses neointimal hyperplasia and inhibits vascular smooth muscle cell proliferation. 10-Gingerol exhibits substantial scavenging activities with an IC50 value of 10.47 μM against DPPH radical, an IC50 value of 1.68 μM against superoxide radical and an IC50 value of 1.35 μM against hydroxyl radical. 10-Gingerol inhibits the proliferation of MDA-MB-231 tumor cell line with an IC50 of 12.1 μM. 10-Gingerol suppresses the proliferation, migration, invasion, and induced apoptosis through targeting the PI3K/Akt signaling pathway in MDA-MB-231/IR cells. 10-Gingerol can be used in research on various common cancers such as ovarian cancer and colon cancer, as well as colitis and neurodegenerative diseases .
    10-Gingerol
  • HY-D0168
    Orcinol

    3,5-Dihydroxytoluene

    		 Fluorescent Dye Tyrosinase p38 MAPK ERK Metabolic Disease Cancer
    Orcinol (3,5-Dihydroxytoluene) is an organic compound used in biological dyeing and proteomics research. Orcinol inhibits melanogenesis in B16F10 cells by upregulating the MAPK/ERK signaling pathway, and suppresses the expression of MITF, tyrosinase (TYR), TRP1, and DCT. Orcinol exhibits certain DPPH radical scavenging activity. In addition, Orcinol can alter nitrogen balance in animals. Orcinol holds promise for research in cancer and metabolic diseases .
    Orcinol
  • HY-N1750
    3-(2,4-Dihydroxyphenyl)propanoic acid

    		Tyrosinase Metabolic Disease
    3-(2,4-Dihydroxyphenyl) propanoic acid (DPPacid) is a competitive Tyrosinase inhibitor. It exhibits an IC50 value of 3.02 μM against mushroom tyrosinase with L-tyrosine as the substrate, an IC50 value of 62 μM with DL-DOPA as the substrate, and a Ki value of 11.5 μM. 3-(2,4-Dihydroxyphenyl) propanoic acid shows no DPPH radical scavenging activity. It can be used in studies related to ultraviolet B (UVB)-induced hyperpigmentation .
    3-(2,4-Dihydroxyphenyl)propanoic acid
  • HY-119979
    Cardanol monoene

    Cardanol C15:1

    		 Apoptosis Reactive Oxygen Species (ROS) Mitochondrial Metabolism MMP CDK Caspase Bcl-2 Family PARP MDM-2/p53 Cholinesterase (ChE) Infection Inflammation/Immunology Cancer
    Cardanol monoene (Cardanol C15:1) is a phenolic compound which can be found in cashew nut shell liquid. Cardanol monoene can inhibit cancer cells proliferation, migration, cause S phase arrest, induce apoptosis, ROS production and mitochondrial depolarization. Cardanol monoene downregulates MMP-2, MMP-9, cyclinA1 expression, regulates CDK2, p53, Bax, cytochrome c, cleaved caspase-3, cleaved PARP, Apaf-1 expression and Bax/Bcl-2 ratio. Cardanol monoene shows weak DPPH radical scavenging activity and AChE inhibition activity. Cardanol monoene is lethal to Artemia salina nauplii. Cardanol monoene. Cardanol monoene can be used for the research of cancer, infection and inflamation .
    Cardanol monoene
  • HY-N7931
    Regaloside A
    2 Publications Verification

    		 NO Synthase NF-κB Inflammation/Immunology
    Regaloside A, a phenylpropanoid, shows significant DPPH radical scavenging activity of 58.0% at 160 ppm. Regaloside A has anti-inflammatory activity .
    Regaloside A
  • HY-W001542
    5-Hydroxyoxindole

    		Reactive Oxygen Species (ROS) Neurological Disease Metabolic Disease Cancer
    5-Hydroxyoxindole is a structural analog of uric acid for its antioxidant. 5-Hydroxyoxindole has DPPH radical scavenging activities and lipid peroxidation-inhibitory activities. 5-Hydroxyoxindole is a product of partial metabolism of tryptophan involving conversion in the gut lumen of tryptophan to indole through the action of bacterial tryptophanase and tryptophan synthase. 5-Hydroxyoxindole is one of the main molecules responsible for the neurological symptoms of hepatic encephalopathy in rats. 5-Hydroxyoxindole can be used for the research of oxidative stress-mediated disorders .
    5-Hydroxyoxindole
  • HY-N3985
    Gyrophoric acid

    		Others Cancer
    Gyrophoric acid is a good ultraviolet filter in lichen populations. Gyrophoric acid shows DPPH radical scavenging activity with an IC50 value of 105.75 μg/ml .
    Gyrophoric acid
  • HY-N4111
    Wushanicaritin
    1 Publications Verification

    		 Others Inflammation/Immunology Cancer
    Wushanicaritin exhibits significant antioxidant activity (IC50=35.3 μM) in DPPH radical scavenging activity tests. Antitumor effects and anti-inflammatory property .
    Wushanicaritin
  • HY-N11173A
    trans-Melilotoside

    		Parasite Infection
    trans-Melilotoside is a coumarin precursor and that can be isolated from Melilotus neapolitan. trans-Melilotoside exhibits antiparasitic and DPPH radical-scavenging activity. trans-Melilotoside can be used for the research of human african trypanosomiasis, chagas’ disease, malaria [1] [3].
    trans-Melilotoside
  • HY-W540232
    4-Methoxyphenyl isothiocyanate

    4-Methylphenyl ITC

    		 Cholinesterase (ChE) Neurological Disease
    4-Methoxyphenyl isothiocyanate (4-Methylphenyl ITC) is an antioxidant, with a IC50 value of 1.25 mM for scavenging DPPH radicals. ORAC testing indicates its antioxidant capacity as 11.7 mM TE (indicating that the antioxidant efficacy of this compound is equivalent to 11.7 mmol of Trolox (HY-101445, a standard antioxidant) under the same conditions), and it extends the oxidation process by approximately 9180 seconds in the Briggs–Rauscher reaction. Additionally, 4-Methoxyphenyl isothiocyanate exhibits moderate cholinesterase inhibitory activity, with an inhibition rate of 30.4% against acetylcholinesterase (AChE) and 17.9% against butyrylcholinesterase (BChE). 4-Methoxyphenyl isothiocyanate holds potential for research in the fields of antioxidation and neurological disorders .
    4-Methoxyphenyl isothiocyanate
  • HY-N3141
    Olivil

    (-)-Olivile; Vladinol C

    		 Others Others
    Olivil ((-)-Olivile) is a lignan that has weak DPPH radical-scavenging activity (EC50: 176 μM) .
    Olivil
  • HY-N9447
    Norbergenin
    1 Publications Verification

    		 Reactive Oxygen Species (ROS) Neurological Disease
    Norbergenin, the O-demethyl derivative of bergenin, shows moderate antioxidant activity (IC50 13 μM in DPPH radical scavenging; 32 μM in superoxide anion scavenging) .
    Norbergenin
  • HY-W013677
    4-Fluorobenzoic acid

    		Drug Intermediate Infection
    4-Fluorobenzoic acid is a drug intermediate that can be used to synthesize a series of hydrazone derivatives with antituberculosis activity and Schiff bases with DPPH radical scavenging activity .
    4-Fluorobenzoic acid
  • HY-N11469
    Cyclobisdemethoxycurcumin

    		Others Others
    Cyclobisdemethoxycurcumin is an antioxidant agent with IC50s of ~250 μM and 15-20 μM in DPPH radical scavenging assay and 2-DR oxidation assay, respectively .
    Cyclobisdemethoxycurcumin
  • HY-113121S
    Vanillylmandelic acid-d3

    		Endogenous Metabolite Cardiovascular Disease
    Vanillylmandelic acid-d3 is the deuterium labeled Vanillylmandelic acid. Vanillylmandelic acid is the endproduct of epinephrine and norepinephrine metabolism. Vanillylmandelic acid can be used as an indication of the disorder in neurotransmitter metabolism as well. Vanillylmandelic acid has antioxidant activity towards DPPH radical with an IC50 value of 33 μM .
    Vanillylmandelic acid-d3
  • HY-113121R
    Vanillylmandelic acid (Standard)

    		Drug Metabolite Reference Standards Endogenous Metabolite Cardiovascular Disease
    Vanillylmandelic acid (Standard) is the analytical standard of Vanillylmandelic acid. This product is intended for research and analytical applications. Vanillylmandelic acid is the endproduct of epinephrine and norepinephrine metabolism. Vanillylmandelic acid can be used as an indication of the disorder in neurotransmitter metabolism as well. Vanillylmandelic acid has antioxidant activity towards DPPH radical with an IC50 value of 33 μM .
    Vanillylmandelic acid (Standard)
  • HY-131803
    3'-Azido-3'-deoxyguanosine

    		Nucleoside Antimetabolite/Analog Inflammation/Immunology
    Urolignoside is an antioxidant with free radical scavenging activity. Urolignoside potently scavenges DPPH radical, and exhibits antioxidant to β-carotene-lineoleate model . 3'-Azido-3'-deoxyguanosine is a click chemistry reagent, it contains an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.
    3'-Azido-3'-deoxyguanosine
  • HY-111523
    Isomahanine

    		p38 MAPK Apoptosis Autophagy Caspase Metabolic Disease
    Isomahanine, carbazole alkaloid, is an antioxidative agent. Isomahanine has DPPH radical scavenging activity with an IC50 value of 24 μM .
    Isomahanine
  • HY-N9895
    3,5-Dicaffeoyl-epi-quinic acid

    		Others Infection Inflammation/Immunology
    3,5-Dicaffeoyl-epi-quinic acid can be extracted from Chrysanthemum morifolium. 3,5-Dicaffeoyl-epi-quinic acid has antioxidant activities. 3,5-Dicaffeoyl-epi-quinic acid can scavenge DPPH radical and superoxide anion radical, with IC50s of 5.6 and 2.9 μg/mL respectively .
    3,5-Dicaffeoyl-epi-quinic acid
  • HY-N11845
    Sigmoidin B

    		Lipoxygenase Metabolic Disease Inflammation/Immunology
    Sigmoidin B, a prenylated flavanone, is a selective 5-lipoxygenase inhibitor. Sigmoidin B is a potent scavenger of the DPPH radical. Sigmoidin B has antigenotoxic activity that inhibits genotoxicity induced by Aflatoxin B1 (HY-N6615), with an IC50 of 18.7 μg/mL. Sigmoidin B has anti-inflammatory activity and antioxidant properties .
    Sigmoidin B
  • HY-W751002
    Orthosporin

    (+)-Orthosporin

    		 Endogenous Metabolite Bacterial HIV Reverse Transcriptase Infection
    Orthosporin ((+)-Orthosporin), a phytotoxic isocoumarin compound, is a microbial secondary metabolite. Orthosporin can be isolated from the endophytic fungus Lasiodiplodia tbeobromae. Orthosporin has potent antibacterial activity against B. subtilis, E. coli and P. aeruginosa. Orthosporin also has antioxidant activity against DPPH radical and antiviral activities with inhibition of HIV-1 reverse transcriptase activity .
    Orthosporin
  • HY-W001542R
    5-Hydroxyoxindole (Standard)

    		Reference Standards Reactive Oxygen Species (ROS) Neurological Disease Metabolic Disease Cancer
    5-Hydroxyoxindole is a structural analog of uric acid for its antioxidant. 5-Hydroxyoxindole has DPPH radical scavenging activities and lipid peroxidation-inhibitory activities. 5-Hydroxyoxindole is a product of partial metabolism of tryptophan involving conversion in the gut lumen of tryptophan to indole through the action of bacterial tryptophanase and tryptophan synthase. 5-Hydroxyoxindole is one of the main molecules responsible for the neurological symptoms of hepatic encephalopathy in rats. 5-Hydroxyoxindole can be used for the research of oxidative stress-mediated disorders .
    5-Hydroxyoxindole (Standard)
  • HY-149390
    TrxR1-IN-1

    		TrxR Cancer
    TrxR1-IN-1 (Compound 5j) is a TrxR1 inhibitor (IC50: 8.8 μM). TrxR1-IN-1 has anticancer activity, with IC50s of MCF-7 (1.5 μM), HeLa (1.7 μM), BGC-823 (2.4 μM), SW-480 (2.8 μM), A549 (2.1 μM). TrxR1-IN-1 has antioxidant activity, and scavenges DPPH radical .
    TrxR1-IN-1
  • HY-121153
    Altenusin

    Alutenusin

    		 FXR Others
    Altenusin shows markedly DPPH radical scavenging activities.
    Altenusin
  • HY-N6672
    Caulophylline B

    		Others Inflammation/Immunology
    Caulophylline B is a fluorenone alkaloid isolated from the roots of Caulophyllum robustum Maxim, affords a low scavenging effect against DPPH radical .
    Caulophylline B
  • HY-N16504
    Robipseudin A

    		Biochemical Assay Reagents Reactive Oxygen Species (ROS) Metabolic Disease
    Robipseudin A is a geranyl flavonol. Robipseudin A can be isolated from the leaves of Robinia pseudoacacia. Robipseudin A exhibits antioxidant activity in DPPH radical scavenging assay .
    Robipseudin A
  • HY-N4111R
    Wushanicaritin (Standard)

    		Reference Standards Others Inflammation/Immunology Cancer
    Wushanicaritin exhibits significant antioxidant activity (IC50=35.3 μM) in DPPH radical scavenging activity tests. Antitumor effects and anti-inflammatory property .
    Wushanicaritin (Standard)
  • HY-N12941
    Macarangin

    		Reactive Oxygen Species (ROS) NOD-like Receptor (NLR) Inflammation/Immunology
    Macarangin can be isolated from propolis. Macarangin has DPPH radical-scavenging activity and shows anti-inflammatory activities via inhibiting the activation process of NLRP3 inflammasome .
    Macarangin
  • HY-N10020
    Patulitrin

    		Lipoxygenase Inflammation/Immunology
    Patulitrin has scavenging effect in the DPPH radical. Patulitrin inhibits soybean lipoxygenase. Patulitrin also has antihypertensive effect. Patulitrin is an antioxidant flavonoid that can be isolated from Anthemis tinctoria .
    Patulitrin
  • HY-N15703
    Norisocorydine

    (+)-Norisocorydine

    		 Others Neurological Disease
    Norisocorydine ((+)-Norisocorydine) is an aporphine alkaloid with antinociceptive and radical scavenging effects. Norisocorydine shows a SC50 of 14.1 μg/mL in DPPH radical scavenging test. Norisocorydine exhibits antinociceptive ability in mice .
    Norisocorydine
  • HY-W416228
    1-O-Caffeoyl-β-D-glucopyranose

    		Reactive Oxygen Species (ROS) Others
    1-O-Caffeoyl-β-D-glucopyranose, a phenylpropanoid compound derived from Illicium majus, exhibits significant antioxidant activity and can scavenge DPPH radicals in vitro, with an IC50 value of 37.7 μM .
    1-O-Caffeoyl-β-D-glucopyranose
  • HY-N10742
    Maritimetin

    		Reactive Oxygen Species (ROS) Cardiovascular Disease
    Maritimein is an aurone that can be isolated from Coreopsis tinctoria. Maritimein shows strong diphenyl(2,4,6-trinitrophenyl)iminoazanium (DPPH) radical-scavenging activity with an IC50 value of 4.12 μM. Maritimein can be used for the research of cardiovascular disease .
    Maritimetin
  • HY-N16406
    Auroglaucin

    		SOD Metabolic Disease
    Auroglaucin is a potent antioxidant. Auroglaucin shows 1,1-diphenyl-2-picrylhydrazyl (DPPH) radical scavenging capacity and superoxide radical scavenging activity with EC50 value of 74.6, 12.3 µM, respectively. Auroglaucin shows low activity for inhibiting the autoxidation of docosahexaenoic acid (DHA) .
    Auroglaucin
  • HY-N16549
    Procyanidin B3-3-O-gallate

    3-O-Galloylprocyanidin B3

    		 DNA/RNA Synthesis Reactive Oxygen Species (ROS) Inflammation/Immunology
    Procyanidin B3-3-O-gallate (3-O-Galloylprocyanidin B3) is a selective mammalian DNA polymerase α inhibitor, with a calf DNA polymerase α IC50 of 0.26 μM. Procyanidin B3-3-O-gallate scavenges DPPH radicals. Procyanidin B3-3-O-gallate can be used for research on oxidative stress and inflammatory diseases[1].
    Procyanidin B3-3-O-gallate
  • HY-175862
    ALR2-IN-9

    		Aldose Reductase Reactive Oxygen Species (ROS) PI3K Akt SOD p38 MAPK Keap1-Nrf2 Metabolic Disease
    ALR2-IN-9 is a potent ALR2 inhibitor (IC50 = 21.8 nM) with excellent antioxidant activity (EC50 for DPPH radical scavenging = 2.8 μM). ALR2-IN-9 interacts directly with Reactive Oxygen Species (ROS)/Reactive Nitrogen Species (RNS) and interrupts the free radical chain reactions, and as an endogenous enzymatic antioxidant regulator, which regulates enzyme functions of CAT and SOD. ALR2-IN-9 regulates PI3K/Akt/Nrf2 pathway to attenuate hyperglycemia-mediated mitochondrial superoxide overproduction in vitro, and ameliorates CuSO4- and H2O2-induced oxidative stress in vivo. ALR2-IN-9 prolongs lifespan of C. elegans via the regulation of stress response genes such as PMK-1. ALR2-IN-9 is a promising anti-aging drug candidate. ALR2-IN-9 can be used for diabetic complication research .
    ALR2-IN-9
  • HY-N0448R
    10-Gingerol (Standard)

    		Reference Standards Others Neurological Disease Inflammation/Immunology Cancer
    10-Gingerol (Standard) is the analytical standard of 10-Gingerol (HY-N0448). This product is intended for research and analytical applications. 10-Gingerol is an AMPK agonist, which is found in the ginger oleoresin from fresh rhizome with anti-inflammatory, antioxidant and anti-proliferative activities. 10-Gingerol suppresses neointimal hyperplasia and inhibits vascular smooth muscle cell proliferation. 10-Gingerol exhibits substantial scavenging activities with an IC50 value of 10.47 μM against DPPH radical, an IC50 value of 1.68 μM against superoxide radical and an IC50 value of 1.35 μM against hydroxyl radical. 10-Gingerol inhibits the proliferation of MDA-MB-231 tumor cell line with an IC50 of 12.1 μM. 10-Gingerol suppresses the proliferation, migration, invasion, and induced apoptosis through targeting the PI3K/Akt signaling pathway in MDA-MB-231/IR cells. 10-Gingerol is promising for research of ulcerative colitis .
    10-Gingerol (Standard)
  • HY-155346
    Free radical scavenger 1

    		Bacterial Others
    Free radical scavenger 1 (compound 8) shows scavenging activity against the DPPH radical, with the IC50 of 43.39 μg/ml .
    Free radical scavenger 1
  • HY-N11895
    Isorabaichromone

    		Reactive Oxygen Species (ROS) Inflammation/Immunology
    Isorabaichromone is a potent antioxidant agent. Isorabaichromone shows a potent antioxidative activity and exhibits DPPH radical and superoxide anion scavenging activities .
    Isorabaichromone
  • HY-133183
    Urolignoside

    		Biochemical Assay Reagents Others
    Urolignoside is an antioxidant with free radical scavenging activity. Urolignoside potently scavenges DPPH radical, and exhibits antioxidant to β-carotene-lineoleate model .
    Urolignoside
  • HY-N8579
    Eugenyl benzoate

    		Others Inflammation/Immunology
    Eugenyl benzoate has the potency for scavenging of DPPH radical. Eugenyl Benzoate Derivatives can be used for development of BCL-2 inhibitors .
    Eugenyl benzoate
  • HY-N13128
    Icaritin-3-O-rhamnoside

    		Others Others
    Icaritin-3-O-rhamnoside (compound 20) is a flavonoid compound that exhibits DPPH radical scavenging activity (IC50=227.9 μM) .
    Icaritin-3-O-rhamnoside
  • HY-N12897
    JBIR-94

    		Others Others
    JBIR-94 is a phenolic compound and can be isolated from Streptomyces. JBIR-94 has DPPH radical scavenging activity with an IC50 value of 11.4 μM .
    JBIR-94
  • HY-111898
    Epirosmanol

    		Others Cancer
    Epirosmanol is a nature diterpene lactone from S. officinalis. Epirosmanol shows anti-cancer activity and inhibits melanin biosynthesis against melanoma cells. Epirosmanol also exhibits DPPH radical scavenging activity .
    Epirosmanol
  • HY-W357738
    Urease-IN-14

    		Bacterial Urease Infection
    Urease-IN-14 (compound 15) is an urease inhibitor and antioxidant. Urease-IN-14 shows DPPH radical scavenging and urease inhibitory activities with IC50 values 151.7 μM and 41.6 μM, respectively .
    Urease-IN-14
  • HY-157124
    Tyrosinase-IN-19

    		Tyrosinase Metabolic Disease
    Tyrosinase-IN-19 (compound 9) is a competitive tyrosinase inhibitor. Tyrosinase-IN-19 has strong antioxidant activities against ROS, ABTS+, and DPPH radicals. Tyrosinase-IN-19 suppresses tyrosinase expression in a dose-dependent manner .
    Tyrosinase-IN-19
  • HY-157123
    Tyrosinase-IN-18

    		Tyrosinase Metabolic Disease
    Tyrosinase-IN-18 (compound 6) is a potent tyrosinase inhibitor. Tyrosinase-IN-18 inhibits melanogenesis in B16F10 mammalian cells. Tyrosinase-IN-18 has strong antioxidant activities against ROS, ABTS +, and DPPH radicals .
    Tyrosinase-IN-18
  • HY-N12443
    Antioxidant agent-18

    		Cytochrome P450 Inflammation/Immunology
    Antioxidant agent-18 (compound 5) is a flavonol glycoside with antioxidant activity isolated from Ginkgo biloba. Antioxidant agent-18 scavenges DPPH radicals (IC50: 15.8 μM) and reduces cytochrome c (IC50: 14.7 μM).
    Antioxidant agent-18
  • HY-N13182
    Taxoquinone

    		Others Others
    Taxoquinone is an antioxidant derived from Metasequoia glyptostroboides and belongs to the diterpenoid class of compounds. At a concentration of 150 μg/mL, Taxoquinone exhibits a maximum inhibition of DPPH radicals of 81.29%, demonstrating superior antioxidant activity compared to Ascorbic acid and α-tocopherol at the same concentration .
    Taxoquinone

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