穿心莲内酯分析标准品,HPLC≥98%

穿心莲内酯分析标准品,HPLC≥98%
中文名称:穿心莲内酯
中文别名：穿心莲乙素，雄茸内脂
英文名称:Andrographolide
英文别名: 
2(3H)-Furanone, 3-[2-[decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl]ethylidene]dihydro-4-
hydroxy-, [1R-[1α[E(S*)],4aβ,5α,6α,8aα]]-; 5β,9βH,10α-Labda-8(20),12-dien-16-oic acid, 3α,14,15,18-tetrahydroxy-, γ-lactone (7CI); Andrographis(6CI); (3E,4S)-3-[2-[(1R,4aS,5R,6R,8aS)-Decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl]ethylidene]dihydro-4-
hydroxy-2(3H)-furanone; 3-dehydroandrographolide or 19-dehydroandrographolide? p. 1388; Andrographiside aglycon; Andrographolid;
Andrographolide
分子式:C20H30O5
分子量:350.45
CAS号:5508-58-7
纯度: HPLC≥98%
外观:白色结晶粉末
溶解性:在沸乙醇中溶解，在甲醇或乙醇中略溶，极微溶于氯仿，在水或乙/醚中几乎不溶。　
Melting Point (Experimental)Value熔点: 218 °C (decomp)
Boiling Point (Predicted)Value沸点: 557.3±50.0 °C | Condition
Density (Experimental)Value密度: 1.2317 g/cm3 | Condition: Temp: 21 °C
pKa (Predicted)Value值: 12.36±0.20 | Condition: Most Acidic Temp: 25 °C
旋光度:-40（c=1，无水乙醇）
储存条件: 2-8°C，干燥、避光、密封
规格: 20mg 50mg 100mg 500mg 1g 2g等应客户需求包装.

• 熔点： 229-232℃

• 比旋光度： (c, 0.53 in MeOH)-112.7；(AcOH)-126

• 储存条件： 2-8℃

• 来源： 穿心莲

• 外观： 白色晶体