银杏内酯B分析标准品,HPLC≥98%

银杏内酯B分析标准品,HPLC≥98%
中文名称:银杏内酯B
中文别名：白果苦内酯 B，1β-羟基银杏内酯A
英文名称:Ginkgolide B
英文别名: 
Ginkgolide A, 1-hydroxy-, (1β)- (8CI); (1R,3S,3aS,4R,6aR,7aR,7bR,8S,10aS,11R,11aR)-3-(1,1-Dimethylethyl)hexahydro-4,7b,11-
trihydroxy-8-methyl-9H-1,7a-(epoxymethano)-1H,6aH-cyclopenta[c]furo[2,3-b]furo[3′,2′:3,4]cyclopenta[1,2-d]furan-5,9,12(4H)-trione; 5H?Dicyclopenta[b,c]furan-3,5a(6H)-diacetic acid, 6-tert-butyl-3a-carboxyhexahydro-α5a,1,2,3,5,8-hexahydroxy-α3-methyl-, tri-γ-lactone (8CI); 9H-1,7a-
(Epoxymethano)-1H,6aH-cyclopenta[c]furo[2,3-b]furo[3′,2′:3,4]cyclopenta[1,2-d]furan-5,9,12(4H)-trione, 3-(1,1-dimethylethyl)hexahydro-4,7b,11-
trihydroxy-8-methyl-, [1R-(1α,3β,3aS*,4β,6aα,7aα,7bα,8α,10aα,11β,11aR*)]-; BN 52021; BN 52051; Bilobalide B; Ginkgolide B; Ginkgolides, ginkgolide B
分子式:C20H24O10
分子量:424.40
CAS号:15291-77-7
纯度: HPLC≥98%
外观:白色结晶
溶解性:溶解于乙酸乙酯、甲醇、乙醇、二甲亚砜等溶剂
Boiling Point (Predicted)Value沸点: 762.4±60.0 °C | Condition: Press: 760 Torr
Density (Predicted)Value密度: 1.64±0.1 g/cm3 | Condition: Temp: 20 °C Press: 760 Torr
pKa (Predicted)Value值: 11.05±0.70 | Condition: Most Acidic Temp: 25 °C
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： 280℃

• 沸点： 762.4℃ at 760 mmHg

• 比旋光度： -63 (c, 1 in dioxan)

• 储存条件： -20℃

• 来源： 银杏

• 闪点： 274.3℃

• 外观： 白色晶体粉末

• 用途： Ginkgo (Ginkgo biloba) Plant Profile: bioactives, mechanism of a