Epigallocatechin gallate
time:2013-04-11 01:02:09,count:0
Epigallocatechin gallate
Alias
(-)-Epigallocatechin gallate
Benzoic acid, 3,4,5-trihydroxy-, 3,4-dihydro-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3-yl ester, (2R-cis)-
EGCG
Category
Non-ionic surfactants-Phenol
CAS No.
989-51-5
Molecular Formula & Molecular Weight
Molecular Formula: C22H18O11
Molecular Weight: 458.37
Structural Formula
Properties
Appearance: solid.
Solubility: insoluble in water.
Stability: stable. at strong acid, strong alkali, easily hydrolyzed. easily oxidized.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse oral LD50: 2170mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent anti-oxidizing, anti-tumor abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as antioxidant.
Antioxidant in personal care products.
Use as pharmaceutical ingredient.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 989-51-5
Update: 20141014(1);

 

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