racemic (2'R,3R,4'S)-6-chloro-2'-[5-chloro-2-(4-nitro-phenoxy)-phenyl]-4'-(3-chlorophenyl)spiro[3H-indole-3,3'-piperidine]-2,6'(1H)-dione 在
镍 肼 作用下,
以
乙醇 为溶剂,
反应 0.5h,
生成
(2'S,3S,4'R)-2'-[2-(4-amino-phenoxy)-5-chloro-phenyl]-6-chloro-4'-(3-chlorophenyl)spiro[3H-indole-3,3'-piperidine]-2,6'(1H)-dione 、
(2'R,3R,4'S)-2'-[2-(4-amino-phenoxy)-5-chloro-phenyl]-6-chloro-4'-(3-chlorophenyl)spiro[3H-indole-3,3'-piperidine]-2,6'(1H)-dione