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(−)-Epigallocatechin gallate
Product Details
Category
Antioxidant Cosmetic Chemicals
Molecular Formula
C22H18O11
CAS Number
989-51-5
Synonyms
(−)-cis-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate, (−)-cis-3,3′,4′,5,5′,7-Hexahydroxy-flavane-3-gallate, EGCG
Purity
≥95%
Solubility
Ethanol
Quality Level
200
Storage
2-8°C
Boiling Point
909.1±65.0 °C(Predicted)
Melting Point
212 °C
Density
1.90±0.1 g/cm3(Predicted)
Product Description
(−)-Epigallocatechin gallate from green tea is the prime bioactive component, accounting for 50-80% of the total catechin content. It comprises a chemical structure similar to that of epicatechin gallate (ECG), an ester of gallic acid and epigallocatechin.
Molecular Weight (g/mol)
458.37
Flash Point
N/A
Physical State
Solid
MDL number
MFCD00075940
InChI Key
WMBWREPUVVBILR-WIYYLYMNSA-N
SMILES
Oc1cc(O)c2C[C@@H](OC(=O)c3cc(O)c(O)c(O)c3)[C@H](Oc2c1)c4cc(O)c(O)c(O)c4
InChI
1S/C22H18O11/c23-10-5-12(24)11-7-18(33-22(31)9-3-15(27)20(30)16(28)4-9)21(32-17(11)6-10)8-1-13(25)19(29)14(26)2-8/h1-6,18,21,23-30H,7H2/t18-,21-/m1/s1
Stability
Stable, but may be light sensitive. Incompatible with strong oxidizing agents.
WGK Germany
2
RTECS
KB5200000
HS Code
29339900
Water Solubility
H2O: ≥5 mg/mL, clear
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