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CAS号: 142796-22-3 英文名称: (2R,3R)-3,5,7-Trihydroxy-2-[(2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone 英文同义词: Isosilybin B;(2R,3R)-3,5,7-Trihydroxy-2-[(2S,3S)-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydrobenzo[1,4]dioxin-6-yl]-4-chromanone;4H-1-Benzopyran-4-one, 2-[(2S,3S)-2,3-dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-, (2R,3R)- 中文名称: 异水飞蓟宾B 中文同义词: 异水飞蓟宾B;异水飞蓟宾B(水飞蓟宾A2) 分子式: C25H22O10 分子量: 482.44 熔点 : 194-196 °C(Solv: methanol (67-56-1)) 沸点 : 793.0±60.0 °C(Predicted) 密度 : 1.527±0.06 g/cm3(Predicted) 储存条件 : 2-8°C 形态: neat 酸度系数(pKa): 7.39±0.60(Predicted) WGK Germany : 3