(6S)-2-[(tert-butyldimethylsilanyl)oxy]-6-[1-(diphenylvinylsilanyloxymethyl)vinyl]-3-methylcyclohexa-1,3-diene-1-carboxylic acid methyl ester 在
methyloxirane 作用下,
以
甲苯 为溶剂,
反应 48.0h,
以92%的产率得到(1R,2R,5S,7S)-3-(tert-Butyl-dimethyl-silanyloxy)-1-(diphenyl-vinyl-silanyloxymethyl)-4-methyl-tricyclo[3.2.1.0
2,7]oct-3-ene-2-carboxylic acid methyl ester