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Cas Database |
| Name |
(-)-Epicatechin gallate |
EINECS | 603-088-4 |
| CAS No. | 1257-08-5 | Density | 1.8 g/cm3 |
| PSA | 177.14000 | LogP | 2.52760 |
| Solubility | Soluble in water, acetone, DMSO, methanol. | Melting Point |
257-258 °C |
| Formula | C22H22O10 | Boiling Point | 861.7 °C at 760 mmHg |
| Molecular Weight | 442.379 | Flash Point | 305 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | 24/25 | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Benzoicacid, 3,4,5-trihydroxy-,(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-ylester;Benzoicacid, 3,4,5-trihydroxy-,2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-yl ester,(2R-cis)-;Epicatechol, 3-gallate, (-)- (8CI);Gallic acid, 3-ester with epicatechol, (-)- (8CI);(-)-Epicatechin 3-O-gallate;(-)-Epicatechin 3-gallate;(-)-epi-Catechin 3-O-gallate;3-Galloyl-(-)-epicatechin;3-O-Galloyl-(-)-epicatechin;3-O-Galloylepicatechin;Epicatechin 3-O-gallate;L-Epicatechin gallate;(-)-Epicatechin-3-O-gallate; |
Article Data | 13 |
(-)-Epicatechin gallate Chemical Properties
Empirical Formula: C22H18O10
Molecular Weight: 442.3723 g/mol
Index of Refraction: 1.825
Density: 1.8 g/cm3
Flash Point: 305 °C
Enthalpy of Vaporization: 129.49 kJ/mol
Boiling Point: 861.7 °C at 760 mmHg
Vapour Pressure: 3.33E-31 mmHg at 25 °C
Melting point: 257-258 °C
Storage tempreture: 2-8 °C
Structure of (-)-Epicatechin gallate (CAS NO.1257-08-5):
.gif)
IUPAC Name: [(2R,3R)-2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
Product Category of (-)-Epicatechin gallate (CAS NO.1257-08-5): Pharmaceutical Raw Materials
(-)-Epicatechin gallate Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | > 1gm/kg (1000mg/kg) | Japanese Kokai Tokyo Koho Patents. Vol. #93-944, |
(-)-Epicatechin gallate Specification
(-)-Epicatechin gallate (CAS NO.1257-08-5) also can be called (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate) ; and (-)-ECG .
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