(2'R,3S,3'R,5'R)-6-chloro-1'-[(1R,2S)-2-hydroxy-1,2-diphenylethyl]-N,N-dimethyl-2-oxo-3'-phenyl-5'-propylspiro[1H-indole-3,4'-pyrrolidine]-2'-carboxamide 在
lead(IV) acetate 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
以59%的产率得到(2'R,3S,3'R,5'R)-6-chloro-N,N-dimethyl-2-oxo-3'-phenyl-5'-propylspiro[1H-indole-3,4'-pyrrolidine]-2'-carboxamide