560-53-2

英文名称 K-strophanthin-beta

CAS 560-53-2

分子式 C36H54O14

分子量 710.81

MOL 文件 560-53-2.mol

560-53-2 结构式

基本信息物理化学性质

基本信息

英文别名

Nsc4320
STROPHANTHIN
K-strophanthin-beta
.beta.-K-Strophanthin
Strophanthin K (crystalline)
.beta.-Strophanthobioside, strophanthidin-3
3β-[(4-O-β-D-Glucopyranosyl-3-O-methyl-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-5,14-dihydroxy-19-oxo-5β-card-20(22)-enolide
(3β,5β)-3-{[2,6-dideoxy-4-O-(β-D-glucopyranosyl)-3-O-methyl-β-D-ribo-hexopyranosyl]oxy}-5,14-dihydroxy-19-oxocard-20(22)-enolide
Card-20(22)-enolide, 3-[(2,6-dideoxy-4-O-β-D-glucopyranosyl-3-O-methyl-β-D-xylo-hexopyranosyl)oxy]-5,14-dihydroxy-19-oxo-, (3β,5β)-
5.beta.-Card-20(22)-enolide, 3.beta.-[(2,6-dideoxy-4-o-.beta.-D-glucopyranosyl-3-o-methyl-.beta.-D-ribo-hexopyranosyl)oxy]-5,14-dihydroxy-19-oxo-

物理化学性质

熔点195°C

沸点628.39°C (rough estimate)

密度1.1625 (rough estimate)

折射率1.6130 (estimate)

酸度系数(pKa)12.89±0.70(Predicted)