13β,17α-dihydroxy-13-epietiojerva-5,12(14)-dien-3-one 3,3-ethylene acetal

13β,17α-dihydroxy-13-epietiojerva-5,12(14)-dien-3-one 3,3-ethylene acetal

CAS号：74122-36-4

英文名：13β,17α-dihydroxy-13-epietiojerva-5,12(14)-dien-3-one 3,3-ethylene acetal

分子式：C21H30O4

分子量：346.461

上游原料

(1aR,2R,4aS,4bR,10aR,10bS,11aS)-1a,10a-dimethyl-1a,2,3,4,4a,4b,5,9,10,10a,10b,11-dodecahydro-7H-spiro[benzo[7,8]fluoreno[1,9a-b]oxirene-8,2'-[1,3]dioxolan]-2-ol

(1aR,2R,4aS,4bR,10aR,10bS,11aS)-1a,10a-dimethyl-1a,2,3,4,4a,4b,5,9,10,10a,10b,11-dodecahydro-7H-spiro[benzo[7,8]fluoreno[1,9a-b]oxirene-8,2'-[1,3]dioxolan]-2-ol

上游原料

(1aR,2R,4aS,4bR,10aR,10bS,11aS)-1a,10a-dimethyl-1a,2,3,4,4a,4b,5,9,10,10a,10b,11-dodecahydro-7H-spiro[benzo[7,8]fluoreno[1,9a-b]oxirene-8,2'-[1,3]dioxolan]-2-ol