(±)-gallocatechin
flavan-3,3',4',5,5',7-hexol
 
Notes:
inhibits dna-dependent dna & rna polymerases.
Synonyms   Articles   Notes   Search
CAS Number: 1617-55-6Picture of molecule3D/inchi
Nikkaji Web: J719.316E
Molecular Weight: 306.27098000
Formula: C15 H14 O7
BioActivity Summary: listing
NMR Predictor: Predict (works with chrome or firefox)
Category: natural substances and extractives
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Google Patents: Search
US Patents: Search
EU Patents: Search
Pubchem Patents: Search
PubMed: Search
NCBI: Search
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Boiling Point: 685.60 °C. @ 760.00 mm Hg (est)
Flash Point: 695.00 °F. TCC ( 368.50 °C. ) (est)
logP (o/w): -0.100 (est)
Soluble in:
 water, 1.545e+004 mg/L @ 25 °C (est)
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
 
Odor and/or flavor descriptions from others (if found).
 
 
Synonyms   Articles   Notes   Search   Top
Cosmetic Information:
None found
Synonyms   Articles   Notes   Search   Top
Suppliers:
 None found
Synonyms   Articles   Notes   Search   Top
Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Synonyms   Articles   Notes   Search   Top
Safety in Use Information:
Category: natural substances and extractives
Recommendation for (±)-gallocatechin usage levels up to:
 not for fragrance use.
 
Recommendation for (±)-gallocatechin flavor usage levels up to:
 not for flavor use.
Synonyms   Articles   Notes   Search   Top
Safety References:
EPI System: View
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 1249
National Institute of Allergy and Infectious Diseases: Data
 2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
Chemidplus: 0001617556
Synonyms   Articles   Notes   Search   Top
References:
 2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 1249
Pubchem (sid): 135058802
Synonyms   Articles   Notes   Search   Top
Other Information:
(IUPAC): Atomic Weights of the Elements 2011 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
CHEBI: View
CHEMBL: View
Golm Metabolome Database: Search
HMDB (The Human Metabolome Database): Search
FooDB: FDB021639
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
Wikipedia: View
Synonyms   Articles   Notes   Search   Top
Potential Blenders and core components note
 
None Found
 
Synonyms   Articles   Notes   Search   Top
Potential Uses:
None Found
Synonyms   Articles   Notes   Search   Top
Occurrence (nature, food, other): note
 grape leaf
Search Trop  Picture
 tea leaf
Search Trop  Picture
Synonyms   Articles   Notes   Search   Top
Synonyms:
2H-1-benzopyran-3,5,7-triol, 3,4-dihydro-2-(3,4,5-trihydroxyphenyl)-
(2R,3S)-rel-3,4-dihydro-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3,5,7-triol
3,4-dihydro-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3,5,7-triol
trans-(±)-3,4-dihydro-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3,5,7-triol
 flavan-3,3',4',5,5',7-hexol
3,3',4',5,5',7-flavanhexol
dextro,laevo-gallocatechin
(3,3',4',5,5',7-hexahydroxyflavan)
2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3,5,7-triol
2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
2-(3,4,5-trihydroxyphenyl)-3,5,7-chromanetriol
2-(3,4,5-trihydroxyphenyl)chromane-3,5,7-triol
Synonyms   Articles   Notes   Search   Top
Articles:
PubMed: Determination of catechin content in representative Chinese tea germplasms.
PubMed: Quantitative analysis of major constituents in green tea with different plucking periods and their antioxidant activity.
PubMed: Optimization of subcritical water extraction of flavanols from green tea leaves.
PubMed: Structural elucidation and antioxidant activities of proanthocyanidins from Chinese bayberry (Myrica rubra Sieb. et Zucc.) leaves.
PubMed: Isolation and purification of condensed tannins from flamboyant tree and their antioxidant and antityrosinase activities.
PubMed: Preparation and characterisation of peanut seed skin polyphenols.
PubMed: Changes in antioxidant activity during the ripening of jujube (Ziziphus mauritiana Lamk).
PubMed: Phenolic composition, antioxidant activity and anti-adipogenic effect of hot water extract from safflower (Carthamus tinctorius L.) seed.
PubMed: Secondary metabolites in durian seeds: oligomeric proanthocyanidins.
PubMed: Optimization of ultrasonic extraction of phenolic antioxidants from green tea using response surface methodology.
PubMed: Human studies on the absorption, distribution, metabolism, and excretion of tea polyphenols.
PubMed: Preparation of A-type proanthocyanidin dimers from peanut skins and persimmon pulp and comparison of the antioxidant activity of A-type and B-type dimers.
PubMed: α-Amylase inhibitory activity from nut seed skin polyphenols. 1. Purification and characterization of almond seed skin polyphenols.
PubMed: Bioavailability of dietary (poly)phenols: a study with ileostomists to discriminate between absorption in small and large intestine.
PubMed: Metabolomic analysis of the effect of shade treatment on the nutritional and sensory qualities of green tea.
PubMed: Relationship between the sensory-determined astringency and the flavanolic composition of red wines.
PubMed: Opponency of astringent and fat sensations.
PubMed: Role of catechins in the antioxidant capacity of an active film containing green tea, green coffee, and grapefruit extracts.
PubMed: Isolation of powerful antioxidants from the medicinal halophyte Limoniastrum guyonianum.
PubMed: Endothelium-dependent vasodilator and antioxidant properties of a novel enzymatic extract of grape pomace from wine industrial waste.
PubMed: Effect of polymerization on antioxidant and xanthine oxidase inhibitory potential of sea buckthorn (H. rhamnoides) proanthocyanidins.
PubMed: Black tea polyphenols reverse epithelial-to-mesenchymal transition and suppress cancer invasion and proteases in human oral cancer cells.
PubMed: Influence of heating on the polyphenolic content and antioxidant activity of grape seed flour.
PubMed: Profiles and α-amylase inhibition activity of proanthocyanidins in unripe Manilkara zapota (chiku).
PubMed: Characterization of oligomeric procyanidins and identification of quercetin glucuronide from lotus ( Nelumbo nucifera Gaertn.) seedpod.
PubMed: Epicatechin-3-O-(3″-O-methyl)-gallate content in various tea cultivars (Camellia sinensis L.) and its in vitro inhibitory effect on histamine release.
PubMed: Irreversible sediment formation in green tea infusions.
PubMed: Survey of antioxidant capacity and phenolic composition of blueberry, blackberry, and strawberry in Nanjing.
PubMed: Validation of a mass spectrometry method to quantify oak ellagitannins in wine samples.
PubMed: Polyphenol content of plasma and litter after the oral administration of green tea and tea polyphenols in chickens.
PubMed: Simultaneous determination of seven bioactive components in Oolong tea Camellia sinensis: quality control by chemical composition and HPLC fingerprints.
PubMed: Characterization of a highly polymeric proanthocyanidin fraction from persimmon pulp with strong Chinese cobra PLA2 inhibition effects.
PubMed: Simultaneous determination of phenolic compounds and saponins in quinoa (Chenopodium quinoa Willd) by a liquid chromatography-diode array detection-electrospray ionization-time-of-flight mass spectrometry methodology.
PubMed: Analysis of the mechanism of inhibition of human matrix metalloproteinase 7 (MMP-7) activity by green tea catechins.
PubMed: Identification of (poly)phenolic compounds in concord grape juice and their metabolites in human plasma and urine after juice consumption.
PubMed: Condensed tannins and flavonoids from the forage legume sulla (Hedysarum coronarium).
PubMed: Red wine: a source of potent ligands for peroxisome proliferator-activated receptor γ.
PubMed: Characteristic phenolic composition of single-cultivar red wines of the Canary Islands (Spain).
PubMed: Pressurized liquid extraction of phenolic compounds from Anatolia propolis and their radical scavenging capacities.
PubMed: ZnO-ZnS QDs interfacial heterostructure for drug and food delivery application: enhancement of the binding affinities of flavonoid aglycones to bovine serum albumin.
PubMed: Lingonberry (Vaccinium vitis-idaea) and European cranberry (Vaccinium microcarpon) proanthocyanidins: isolation, identification, and bioactivities.
PubMed: Mulberry leaf polyphenols possess antiatherogenesis effect via inhibiting LDL oxidation and foam cell formation.
PubMed: In situ analysis and structural elucidation of sainfoin (Onobrychis viciifolia) tannins for high-throughput germplasm screening.
PubMed: Phenolic compounds and antioxidant activity of kernels and shells of Mexican pecan (Carya illinoinensis).
PubMed: LC-DAD-ESI/MS(n) determination of direct condensation flavanol-anthocyanin adducts in pressure extracted pomegranate (Punica granatum L.) juice.
PubMed: High molecular weight persimmon (Diospyros kaki L.) proanthocyanidin: a highly galloylated, A-linked tannin with an unusual flavonol terminal unit, myricetin.
PubMed: Phenolics and antioxidant properties of fruit pulp and cell wall fractions of postharvest banana (Musa acuminata Juss.) cultivars.
PubMed: Phenolic compounds in different barley varieties: identification by tandem mass spectrometry (QStar) and NMR; quantification by liquid chromatography triple quadrupole-linear ion trap mass spectrometry (Q-Trap).
PubMed: Determination of total procyanidins in selected chocolate and confectionery products using DMAC.
PubMed: Green tea catechins and their oxidative protection in the rat eye.
PubMed: Metabolomics analysis reveals the compositional differences of shade grown tea (Camellia sinensis L.).
PubMed: Absorption, metabolism, and excretion of green tea flavan-3-ols in humans with an ileostomy.
PubMed: Mulberry leaf extract inhibits vascular smooth muscle cell migration involving a block of small GTPase and Akt/NF-kappaB signals.
PubMed: Degradation and metabolism of catechin, epigallocatechin-3-gallate (EGCG), and related compounds by the intestinal microbiota in the pig cecum model.
PubMed: Effects of tea catechins, epigallocatechin, gallocatechin, and gallocatechin gallate, on bone metabolism.
PubMed: Induction of apoptosis by immature plum in human hepatocellular carcinoma.
PubMed: Effects of phenolic compounds on the browning of cooked barley.
PubMed: Production and physicochemical properties of recombinant Lactobacillus plantarum tannase.
PubMed: Antiviral effect of epigallocatechin gallate on enterovirus 71.
PubMed: Biobased epicatechin conjugates protect erythrocytes and nontumoral cell lines from H2O2-induced oxidative stress.
PubMed: Stability of green tea catechins in commercial tea leaves during storage for 6 months.
PubMed: Efficient procedure for isolating methylated catechins from green tea and effective simultaneous analysis of ten catechins, three purine alkaloids, and gallic acid in tea by high-performance liquid chromatography with diode array detection.
PubMed: Identification and quantification of free radical scavengers in Pu-erh tea by HPLC-DAD-MS coupled online with 2,2'-Azinobis(3-ethylbenzthiazolinesulfonic acid) diammonium salt assay.
PubMed: Absorption, metabolism and excretion of Choladi green tea flavan-3-ols by humans.
PubMed: Bioavailability of polyphenon E flavan-3-ols in humans with an ileostomy.
PubMed: Multifunctional effects of green tea catechins on prevention of the metabolic syndrome.
PubMed: GCG-rich tea catechins are effective in lowering cholesterol and triglyceride concentrations in hyperlipidemic rats.
PubMed: Reaction kinetics of degradation and epimerization of epigallocatechin gallate (EGCG) in aqueous system over a wide temperature range.
PubMed: Oligomeric proanthocyanidins from mangosteen pericarps.
PubMed: Identification and comparison of phenolic compounds in the preparation of oolong tea manufactured by semifermentation and drying processes.
PubMed: Effects of various plant polyphenols on bladder carcinogen benzidine-induced mutagenicity.
PubMed: Sample stacking for the analysis of catechins by microemulsion EKC.
PubMed: Effect of molecular structure of phenolic families as hydroxycinnamic acids and catechins on their antioxidant effectiveness in minced fish muscle.
PubMed: Flavonoid content of U.S. fruits, vegetables, and nuts.
PubMed: Effects of different steeping methods and storage on caffeine, catechins and gallic acid in bag tea infusions.
PubMed: Development of a stable isotope dilution analysis with liquid chromatography-tandem mass spectrometry detection for the quantitative analysis of di- and trihydroxybenzenes in foods and model systems.
PubMed: Floral Trifolium proanthocyanidins: polyphenol formation and compositional diversity.
PubMed: Structural identification and distribution of proanthocyanidins in 13 different hops.
PubMed: Antimicrobial activities of tea catechins and theaflavins and tea extracts against Bacillus cereus.
PubMed: New flavanol-anthocyanin condensed pigments and anthocyanin composition in guatemalan beans (Phaseolus spp.).
PubMed: Puerins A and B, two new 8-C substituted flavan-3-ols from Pu-er tea.
PubMed: Anthocyanin-flavanol condensation products from black currant (Ribes nigrum L.).
PubMed: Arachidonate 12-lipoxygenases with reference to their selective inhibitors.
PubMed: A novel black tea pigment and two new oxidation products of epigallocatechin-3-O-gallate.
PubMed: Analyses of phenolic compounds by microemulsion electrokinetic chromatography.
PubMed: Separation of eight selected flavan-3-ols on cellulose thin-layer chromatographic plates.
PubMed: [Determination of catechins and caffeine in tea and tea beverages by high-performance liquid chromatography].
PubMed: Structural analysis of catechin derivatives as mammalian DNA polymerase inhibitors.
PubMed: Characterization of polyphenolics in the seed coat of Black Jamapa bean (Phaseolus vulgaris L.).
PubMed: Inhibitory effects of oolong tea polyphenols on pancreatic lipase in vitro.
PubMed: Characterization of antioxidants and change of antioxidant levels during storage of Manilkara zapota L.
PubMed: Antioxidant oligomeric proanthocyanidins from sea buckthorn (Hippophae rhamnoides) Pomace.
PubMed: Analysis of polyphenolic antioxidants from the fruits of three pouteria species by selected ion monitoring liquid chromatography-mass spectrometry.
PubMed: Inhibitory Effects of the C-2 Epimeric Isomers of Tea Catechins on Mouse Type IV Allergy.
PubMed: Inhibitory effects of Luobuma tea and its components against glucose-mediated protein damage.
PubMed: Inhibitory effects of green tea polyphenols on the production of a virulence factor of the periodontal-disease-causing anaerobic bacterium Porphyromonas gingivalis.
PubMed: Floral procyanidins of the forage legume red clover (Trifolium pratense L.).
PubMed: Polyphenolics in grape seeds-biochemistry and functionality.
PubMed: Major flavonoids in grape seeds and skins: antioxidant capacity of catechin, epicatechin, and gallic acid.
PubMed: Proanthocyanidin composition in the seed coat of lentils (Lens culinaris L.).
PubMed: Heat-epimerized tea catechins rich in gallocatechin gallate and catechin gallate are more effective to inhibit cholesterol absorption than tea catechins rich in epigallocatechin gallate and epicatechin gallate.
PubMed: Evaluation of the NO scavenging activity of procyanidin in grape seed by use of the TMA-PTIO/NOC 7 ESR system.
PubMed: Phenolic constituents of shea (Vitellaria paradoxa) kernels.
PubMed: Inhibition of proliferation of human cancer cells and cyclooxygenase enzymes by anthocyanidins and catechins.
PubMed: Direct scavenging of nitric oxide and superoxide by green tea.
PubMed: Varietal differences among the polyphenol profiles of seven table grape cultivars studied by LC-DAD-MS-MS.
PubMed: Study of non-covalent complexation between catechin derivatives and peptides by electrospray ionization mass spectrometry.
PubMed: Inhibition of aromatase activity by green tea extract catechins and their endocrinological effects of oral administration in rats.
PubMed: Identification and in vitro biological activities of hop proanthocyanidins: inhibition of nNOS activity and scavenging of reactive nitrogen species.
PubMed: Antioxidant properties of gallocatechin and prodelphinidins from pomegranate peel.
PubMed: Protective activity of green tea against free radical- and glucose-mediated protein damage.
PubMed: Polyphenolic antioxidants from the fruits of Chrysophyllum cainito L. (Star Apple).
PubMed: Composition of a chemopreventive proanthocyanidin-rich fraction from cranberry fruits responsible for the inhibition of 12-O-tetradecanoyl phorbol-13-acetate (TPA)-induced ornithine decarboxylase (ODC) activity.
PubMed: Nitrification inhibitors from the roots of Leucaena leucocephala.
PubMed: Degradation of green tea catechins in tea drinks.
PubMed: Hydrogen peroxide and flavan-3-ols in storage roots of cassava (Manihot esculenta crantz) during postharvest deterioration.
PubMed: Antioxidative activity of green tea treated with radical initiator 2, 2'-azobis(2-amidinopropane) dihydrochloride.
PubMed: Effects of heat processing and storage on flavanols and sensory qualities of green tea beverage.
PubMed: Polyphenols, condensed tannins, and other natural products in Onobrychis viciifolia (Sainfoin).
PubMed: Catechin contents of foods commonly consumed in The Netherlands. 2. Tea, wine, fruit juices, and chocolate milk.
PubMed: Catechin contents of foods commonly consumed in The Netherlands. 1. Fruits, vegetables, staple foods, and processed foods.
PubMed: High content of dopamine, a strong antioxidant, in Cavendish banana.
PubMed: Epigallocatechin gallate and gallocatechin gallate in green tea catechins inhibit extracellular release of Vero toxin from enterohemorrhagic Escherichia coli O157:H7.
Synonyms   Articles   Notes   Search   Top
Please share your Comments.
Email Address:
 
 
 
 
Top of Page Home
Copyright © 1980-2020 Perflavory ™ Disclaimer Privacy Policy