产品名称

表儿茶素没食子酸酯; ECG

CAS NO

1257-08-5

中文别名

(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate); (-)-ECG

英文名称

(-)-Epicatechin gallate

英文别名

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); Epicatechol, gallate (6CI);Gallic acid, 3-ester with epicatechol, (-)- (8CI); (-)-Epicatechin 3-O-gallate;(-)-Epicatechin 3-gallate; (-)-Epicatechin gallate; (-)-Epicatechol gallate;(-)-epi-Catechin 3-O-gallate; 3-Galloyl-(-)-epicatechin;3-O-Galloyl-(-)-epicatechin; 3-O-Galloylepicatechin; Epicatechin 3-O-gallate;Epicatechin gallate; Epicatechol 3-gallate; L-Epicatechin gallate; epi-Catechin3-O-gallate

分子式

C₂₂H₂₂O₁₀

分子量

442.38

EINECS

603-088-4

熔点

257-258oC

沸点

920.9oC at 760 mmHg

毒性

1、急性毒性：小鼠口经LD50：>1gm/kg

表儿茶素没食子酸酯 1257-08-5 C22H18O10 442.37 20mg/支 HPCL≥98% 表没食子儿茶素 970-74-1 C15H14O7 306.27 20mg/支 98%,99% 没食子儿茶素没食子酸酯 4233-96-9 C22H18O11 458.37 20mg/支 98%,99% 银杏内酯A 15291-75-5 C20H24O9 408.4 20mg/支 HPLC≥98% 银杏内酯B 15291-77-7 C20H24O10 424.4 20mg/支 HPLC≥98% 银杏内酯C 15291-76-6 C20H24O11 440.4 20mg/支 HPLC≥98% 白果内酯 33570-04-6 C15H18O8 326.3 20mg/支 HPLC≥98% 斑蝥素 56-25-7 C10H12O4 196.2 20mg/支 HPLC≥98% 去甲斑蝥素 5442-12-6 C8H8O4 168.15 20mg/支 HPLC≥98% 植酸 83-86-3 C6H18O24P6 660.04 20mg/支 HPLC≥98% 龙胆苦苷 20831-76-9 C16H20O9 356.33 20mg/支 HPLC≥98% 胆酸 81-25-4 C24H40O5 408.58 20mg/支 HPLC≥98% 猪去氧胆酸 83-49-8 C24H40O4 392.56 20mg/支 UV≥98%