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(-)-epigallocatechin

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Origin: China

CasNo: 970-74-1

specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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  • Products Specification
  • Description
  • Property

    CAS No.: 970-74-1 Formula: C15H14O7 Molecular Weight: 306.26700

    Description

    A natural constituent of green tea. It is an antioxidant and a potential cancer chemopreventive agent. An epimer of (-)-Gallocatechin.

    Basic Info

    Chemical Name (-)-epigallocatechin
    Synonyms

    (-)-Epigallocatechin;
    Epigallocatechin;
    Galloepicatechin;
    epigallocatechol;
    Teacatechin II;
    Sunphenon EGC;
    Greenteacatechins;
    epi;

    CAS No. 970-74-1
    Molecular Formula C15H14O7
    Molecular Weight 306.26700
    PSA 130.61000
    LogP 1.25170

    Properties

    Appearance & Physical State white powder
    Density 1.695 g/cm3
    Boiling Point 685.6ºC at 760 mmHg
    Melting Point 208-210ºC
    Flash Point 368.5ºC
    Refractive Index 1.775
    Stability Stable. Incompatible with strong oxidizing agents.
    Storage Condition 2-8ºC

    Safety Info

    RTECS KB5100000
    HS Code 2932999099
    WGK Germany 3

    Synthesis Route

    (-)-epigallocatechin 3,4'-di-O-gallategallic acid+(-)-epigallocatechin
    (-)-epigallocatechin 3,3'-di-O-gallategallic acid+(-)-epigallocatechin
    (-)-epigallocatechin 3-O-caffeoatecis-caffeic acid+(-)-epigallocatechin

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    - DNA inhibition - 400 mg/L -
    - Mutation test systems - not otherwise specified - 400 mg/L -
    - DNA inhibition - 100 mg/L -

    Precursor

    5-((S)-hydroxy((S)-oxiran-2-yl)methyl)benzene-1,2,3-triyl tris(2,2-dimethylpropanoate)
    5-((1S,2S)-1,2,3-trihydroxypropyl)benzene-1,2,3-triyl tris(2,2-dimethylpropanoate)
    5-((2R,3R)-3,5,7-trihydroxychroman-2-yl)benzene-1,2,3-triyl tris(2,2-dimethylpropanoate)
    (2R,3S,4S)-4-(phenylthio)-2-(3,4,5-trihydroxyphenyl)chromane-3,5,7-triol

    Downstream Product

    1,1-Diphenyl-2-picrylhydrazine
    THEAFLAVIN 3'-O-GALLATE
    purpurogallin
    S-adenosyl-L-homocysteine

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