2,2-dimethyl-propionic acid (Z)-(1R,4aR,6S,7R,11S,12aR)-11-(tert-butyl-diphenylsilanyloxy)-1-isopropyl-7-(4-methoxyphenoxy)-4-methyl-1,2,4a,5,6,7,10,11,12,12a-decahydro-benzocyclodecen-6-yl ester 在
ammonium cerium(IV) nitrate 作用下,
以
水 、
乙腈 为溶剂,
反应 0.25h,
以80%的产率得到2,2-dimethyl-propionic acid (Z)-(1R,4aR,6S,7R,11S,12aR)-11-(tert-butyl-diphenylsilanyloxy)-7-hydroxy-1-isopropyl-4-methyl-1,2,4a,5,6,7,10,11,12,12a-decahydro-benzocyclodecen-6-yl ester