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(-)-epigallocatechin

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Origin: China

Cas No: 970-74-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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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-gallate→gallic acid+(-)-epigallocatechin
(-)-epigallocatechin 3,3'-di-O-gallate→gallic acid+(-)-epigallocatechin
(-)-epigallocatechin 3-O-caffeoate→cis-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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