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番瀉苷B
Sennoside B
CAS編號(hào):128-57-4
別 名:番瀉苷 B;番瀉甙B;番瀉草苷B;番卸苷B;GLYSENNIDE;(9S)-9-[(9R)-2-Carboxy-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracen-9-yl]-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracene-2-carboxylic acid;SENNOSIDE B;PURSENNIDE;SENNOSIDE B 96.5+%;Sennoside B std.;9,9-Bianthracene-2,2-dicarboxylic acid, 5,5-bis(.beta.-D-glucopyranosyloxy)-9,9,10,10-tetrahydro-4,4-dihydroxy-10,10-dioxo-, (9R,9S)-;(9S)-9-[(9R)-2-carboxy-4-hydroxy-10-oxo-5-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracen-9-yl]-4-hydroxy-10-oxo-5-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracene-2-carboxylic acid;Sennoside B;(9S)-9-[(9R)-2-Carboxy-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracen-9-yl]-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracene-2-carboxylic acid
番瀉苷B--(Sennoside B)的詳細(xì)信息
【提取來(lái)源】番瀉苷B(Sennoside B),天然存在于豆科植物狹葉番瀉(Cassia angutifolia Vahl.)的番瀉苷B莢,蓼科植物掌葉大黃(Rheum palmatum L.)的根莖。番瀉苷B(Sennoside B)藥理作用與番瀉苷A相似,具有瀉下作用。
【性狀】本品為結(jié)晶。熔點(diǎn)180~186℃,旋光度-100°(c=0.2,70%丙酮),旋光度-67°(c=0.4,70%二氧六環(huán))。
【用法】色譜條件: 以乙腈水溶液為流動(dòng)相梯度洗脫,340nm為檢測(cè)波長(zhǎng) (僅供參考)
番瀉苷B番瀉苷B Sennoside B 對(duì)照品,HPLC≥98% 20mg
番瀉苷B Sennoside B 對(duì)照品,HPLC≥98% 1g