基本信息
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表儿茶素没食子酸酯; ECG
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1257-08-5
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(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate); (-)-ECG
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C22H22O10
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442.38
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(-)-Epicatechin gallate
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603-088-4
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1.685g/cm3
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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
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325.2oC
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257-258oC
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920.9oC at 760 mmHg
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1、急性毒性:小鼠口经LD50:>1gm/kg
详细信息
英文名:(Epicatechin gallate)
产品名称:表儿茶素没食子酸酯
英文名称:Epicatechin gallate
别名:ECG
分 子 式:C22H18O10
分 子 量:442.37232
C A S 号:1257-08-5
化学分类:Catechins,Tannins
来 源:儿 茶 Ercha CATECHU 本品为豆科植物儿茶 Acacia catechu(L.f.)Willd.的去皮枝、干的干燥煎膏
冬季采收枝、干,除去外皮, 砍成大块,加水煎煮,浓缩,干燥
规 格:>98%
性状:白色粉末