Bakkenolide B
IUPAC 名称
3-(acetyloxy)-7,7a-dimethyl-4'-methylidene-2'-oxo-octahydrospiro[indene-2,3'-oxolane]-4-yl (2E)-2-methylbut-2-enoate
描述
Constituent of Petasites japonicus (sweet coltsfoot). Bakkenolide B is found in giant butterbur and green vegetables.
异构
C\C=C(/C)C(=O)OC1CCC(C)C2(C)CC3(C(OC(C)=O)C12)C(=C)COC3=O
InChI标识符
InChI=1S/C22H30O6/c1-7-12(2)19(24)28-16-9-8-13(3)21(6)11-22(14(4)10-26-20(22)25)18(17(16)21)27-15(5)23/h7,13,16-18H,4,8-11H2,1-3,5-6H3/b12-7+
键
AVAGQVZSHJYDED-KPKJPENVSA-N