异七叶皂苷 Ia

异七叶皂苷 Ia

isoescin Ia

219944-39-5

C₅₅H₈₆O₂₄

1131.2569

(3β,16α,21β,22α)-28-Acetoxy-16,22,24-trihydroxy-21-{[(2E)-2-methylbut-2-enoyl]oxy}olean-12-en-3-yl β-D-glucopyranosyl-(1->2)-[β-D-glucopyranosyl-(1-> 4)]-β-D-glucopyranosiduronic acid; 2-butenoic acid, 2-methyl-, (3β,16α,21β,22α)-28-(acetyloxy)-3-[[O-β-D-glucopyranosyl-(1-> 2)-O-[β-D-glucopyranosyl-(1->4)]-β-D-glucopyranuronosyl]oxy]-16,22,24-trihydroxyolean-12-en-21-yl ester, (2E)-; (3β,16α,21β,22α)-28-(acetyloxy)-16,22,24-trihydroxy-21-{[(2E)-2-methylbut-2-enoyl]oxy}olean-12-en-3-yl β-D-glucopyranosyl-(1->2)-[β-D-glucopyranosyl-(1->4)]-β-D-glucopyranosiduronic acid

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1.46g/cm³

1148.1°C at 760 mmHg

314.1°C

0mmHg at 25°C

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