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CAS号: 219944-46-4 英文名称: Isoescin IB 英文同义词: Aescin D;Escin IVb;Isoescin Ib;Isoescin IB(Isoaescin IB);Escin Impurity 4（Isoescin IB）;β-D-Glucopyranosiduronic acid, (3β,4β,16α,21β,22α)-28-(acetyloxy)-16,22,23-trihydroxy-21-[[(2Z)-2-methyl-1-oxo-2-buten-1-yl]oxy]olean-12-en-3-yl O-β-D-glucopyranosyl-(1→2)-O-[β-D-glucopyranosyl-(1→4)]-;(3beta,4beta,16alpha,21beta,22alpha)-28-(Acetyloxy)-16,22,23-trihydroxy-21-[[(2Z)-2-methyl-1-oxo-2-buten-1-yl]oxy]olean-12-en-3-yl O-beta-D-glucopyranosyl-(1-2)-O-[beta-D-glucopyranosyl-(1-4)]-beta-D-glucopyranosiduronic acid 中文名称: 异七叶皂苷 IB 中文同义词: 异七叶皂苷 IB;异七叶树皂苷IB;七叶皂苷D(异七叶皂苷IB) 分子式: C55H86O24 分子量: 1131.26 沸点 : 1148.1±65.0 °C(Predicted) 密度 : 1.46 酸度系数(pKa): 2.63±0.70(Predicted)