3',4',5,7-tetrahydroxyflavan-3-ol

C15 H14 O6 MW: 290.27178000

Identification

Namecatechin
EINECS230-731-2
FDA UNIISearch
Molecular FormulaC15 H14 O6
Molecular Weight290.27178000
Nikkaji NumberJ213.895F
XlogP30.40 (est)

Regulatory

FDA/DG SANTE Petitions, Reviews, NoticesGRN 259 P1

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Boiling Point 630.40 °C. @ 760.00 mm Hg (est)
Flash Point 635.00 °F. TCC ( 335.00 °C. ) (est)
logP (o/w) 0.490 (est)
Soluble in water, 6.311e+004 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categorycoloring agents
Recommendation for catechin usage levels up tonot for fragrance use.
Recommendation for catechin flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

apple bark apple fruit apple leaf apple pericarp apple plant apple seed apricot fruit barley leaf barley seed bay laurel bay laurel leaf bean adzuki bean bilberry fruit bilberry leaf blueberry plant buckwheat root buckwheat tissue culture carob bean cassia bark cherry sour cherry stem cherry sweet cherry chocolate PMC cupuassu currant black currant fruit ginkgo biloba ginkgo biloba leaf ginkgo biloba tissue culture gooseberry fruit grape fruit grape leaf grape pericarp grape seed lingonberry lotus indian lotus root manilkara zapota cv.tikal olive fruit peanut pear plant pomegranate fruit juice pomegranate leaf raspberry red raspberry juice raspberry red raspberry leaf raspberry red raspberry pericarp raspberry red raspberry stem rhubarb root sage plant soybean leaf strawberry wild strawberry fruit tea anther tea green tea tea leaf tea stem tea tissue culture wine red wine

Synonyms

(±)- catechin dextro,laevo- catechin DL- catechin 2-(3,4- dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene 2-(3,4- dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol 2-(3,4- dihydroxyphenyl)-3,5,7-chromanetriol 2-(3,4- dihydroxyphenyl)chromane-3,5,7-triol 3,3',4',5,7- flavanpentol gambier C.I. natural brown 3 CI natural brown 3 3',4',5,7- tetrahydroxyflavan-3-ol PubMed: Physicochemical properties and antioxidant capacity of raw, roasted and puffed cacao beans. PubMed: Influencing factors of hydrogen bonding intensity in beer. PubMed: Effect of Fermentation and Drying on Cocoa Polyphenols. PubMed: Application of recombinant Pediococcus acidilactici BD16 (fcs⁺/ech⁺) in malolactic fermentation. PubMed: New phenylpropanoid-substituted flavan-3-ols from Pu-er ripe tea. PubMed: Design, formulation and evaluation of green tea chewing gum. PubMed: Control of Maillard-type off-flavor development in ultrahigh-temperature-processed bovine milk by phenolic chemistry. PubMed: Astringency is a trigeminal sensation that involves the activation of G protein-coupled signaling by phenolic compounds. PubMed: The strawberry pathogenesis-related 10 (PR-10) Fra a proteins control flavonoid biosynthesis by binding to metabolic intermediates. PubMed: Green tea catechins: a fresh flavor to anticancer therapy. PubMed: Biological activity and fatty acid composition of Caesar's mushroom. PubMed: Characterization of cocoa liquors by GC-MS and LC-MS/MS: focus on alkylpyrazines and flavanols. PubMed: Optimizing the orosensory properties of model functional beverages: the influence of novel sweeteners, odorants, bitter blockers, and their mixtures on (+)-catechin. PubMed: Impact of fermentation, drying, roasting and Dutch processing on flavan-3-ol stereochemistry in cacao beans and cocoa ingredients. PubMed: Pu-erh tea tasting in Yunnan, China: correlation of drinkers' perceptions to phytochemistry. PubMed: Polyphenolic chemistry of tea and coffee: a century of progress. PubMed: Increase of theaflavin gallates and thearubigins by acceleration of catechin oxidation in a new fermented tea product obtained by the tea-rolling processing of loquat ( Eriobotrya japonica ) and green tea leaves. 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: Changes in the concentrations of acrylamide, selected odorants, and catechins caused by roasting of green tea. PubMed: [The roots of Cha and Gambir]. PubMed: Formation of strecker aldehydes from polyphenol-derived quinones and alpha-amino acids in a nonenzymic model system. PubMed: Reduction of stale flavor development in low-heat skim milk powder via epicatechin addition. PubMed: Antioxidant properties of kilned and roasted malts. PubMed: Proanthocyanidins--a final frontier in flavonoid research? PubMed: Inhibition of key aroma compound generated during ultrahigh-temperature processing of bovine milk via epicatechin addition. PubMed: Relationship between procyanidin and flavor contents of cocoa liquors from different origins. PubMed: Role of anthocyanidin reductase, encoded by BANYULS in plant flavonoid biosynthesis. PubMed: Headspace solid-phase microextraction method for the study of the volatility of selected flavor compounds. PubMed: Effect of kilning on the antioxidant and pro-oxidant activities of pale malts. PubMed: Modification of the levels of polyphenols in wort and beer by addition of hexamethylenetetramine or sulfite during mashing. PubMed: Interactions between wine polyphenols and aroma substances. An insight at the molecular level. PubMed: Mutual interactions among ingredients of betel quid in inducing genotoxicity on Chinese hamster ovary cells. PubMed: The biochemistry and technology of tea manufacture.