17575-21-2
17575-21-2 结构式
基本信息
中文别名
毛花苷B毛地黄苷B
毛花洋地黄苷B
毛花甙B(甄准不供应)
英文别名
digilanidbLANTOSIDEB
digilanideb
LANATOSIDE B
20(22),5BETA-CARDENOLID-3BETA,14BETA,16BETA-TRIOL 3BETA-[O-BETA-D-GALACTOPYRANOSYL-(1->4)-O-BETA-D-[3-O-ACETYLDIGITOXOPYRANOSYL]-(1->4)-DIGITOXOPYRANOSYL-(1->4)-O-BETA-D-DIGITOXOPYRANOSIDE]
Card-20(22)-enolide, 3-[(O-β-D-glucopyranosyl-(1→4)-O-3-O-acetyl-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-14,16-dihydroxy-, (3β,5β,16β)-
所属类别
生物化工：植物提取物物理化学性质
熔点245-248°C
比旋光度D20 +36.7° (0.47 g in 25 ml 95% alc); D20 +31.8° (0.25 g in 14.1 ml dioxane)
沸点741.7°C (rough estimate)
密度1.1256 (rough estimate)
折射率1.7630 (estimate)
酸度系数(pKa)12.89±0.70(Predicted)
LogP-0.250 (est)
