(3aR,6S,7aR)-7b-[(Z)-2-((1aR,3aS,5S,7aS,7bS)-5-Acetoxy-1a,4,4,7a-tetramethyl-octahydro-1-oxa-cyclopropa[a]naphthalen-7b-yl)-vinyl]-1a,3a,6-trimethyl-decahydro-1-oxa-cyclopropa[a]naphthalene-6-carboxylic acid methyl ester 在
二甲基硫 、
臭氧 作用下,
生成
(1aR,3aS,5S,7aS,7bS)-5-Acetoxy-1a,4,4,7a-tetramethyl-octahydro-1-oxa-cyclopropa[a]naphthalene-7b-carboxylic acid