N'-[(S)-4-(tert-Butyl-diphenyl-silanyloxy)-6-methyl-hept-5-enoyl]-hydrazinecarboxylic acid 2,2,2-trichloro-ethyl ester 在
lead(IV) acetate 作用下,
以
二氯甲烷 为溶剂,
以86%的产率得到[(2R,3S)-3-(tert-Butyl-diphenyl-silanyloxy)-2-isopropenyl-6-oxo-piperidin-1-yl]-carbamic acid 2,2,2-trichloro-ethyl ester