CAS:15291-77-7|银杏内酯B

中文名：银杏内酯B
英文名：ginkgolide B from ginkgo leaves别名银杏内酯 B
英文别名：(1b)-1-Hydroxyginkgolide A(1R,3R,6R,8S,10R,12S,13S,16S,17R)-6,12,17-Trihydroxy-16-methyl-8-(2-methyl-2-propanyl)-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11<|sup>.03,7<|sup>.07,11<|sup>.013,17<|sup>]nonadecan-5,15,18-trion(1R,3R,6R,8S,10R,12S,13S,16S,17R)-6,12,17-Trihydroxy-16-methyl-8-(2-methyl-2-propanyl)-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11<|sup>.03,7<|sup>.07,11<|sup>.013,17<|sup>]nonadecane-5,15,18-trione(1R,3R,6R,8S,10R,12S,13S,16S,17R)-6,12,17-Trihydroxy-16-méthyl-8-(2-méthyl-2-propanyl)-2,4,14,19-tétraoxahexacyclo[8.7.2.01,11<|sup>.03,7<|sup>.07,11<|sup>.013,17<|sup>]nonadécane-5,15,18-trione(1R,3R,6R,8S,10R,12S,13S,16S,17R)-8-tert-Butyl-6,12,17-trihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11<|sup>.03,7<|sup>.07,11<|sup>.013,17<|sup>]nonadecane-5,15,18-trione6H-9,4a-(epoxymethano)-3aH,9H-cyclopenta[c]furo[2,3-b]furo[3',2':3,4]cyclopenta[1,2-d]furan-2,6,13(1H)-trione, 11-(1,1-dimethylethyl)hexahydro-1,4b,8-trihydroxy-5-methyl-, (1R,3aR,4aR,4bR,5S,7aS,8S,9R,11S)-(1R,3aR,4aR,4bR,5S,7aS,8S,9R,11S)-11-tert-butyl-1,4b,8-trihydroxy-5-methyltetrahydro-4bH,9H-9,4a-(epoxymethano)cyclopenta[c]furo[2,3-b]furo[3',2':3,4]cyclopenta[1,2-d]furan-2,6,13(1H,5H)-trioneGinkgolide BCAS15291-77-7
化学式：C20H24O10
分子量：424.399InChIInChI=1/C20H24O10/c1-6-12(23)28-11-9(21)18-8-5-7(16(2,3)4)17(18)10(22)13(24)29-15(17)30-20(18,14(25)27-8)19(6,11)26/h6-11,15,21-22,26H,5H2,1-4H3/t6-,7+,8-,9-,10+,11+,15+,17?,18?,19-,20-/m1/s1
密度：1.64g/cm3
沸点：762.4°C at 760 mmHg闪点274.3°C蒸汽压7.81E-27mmHg at 25°C折射率1.65