6-chloro-3-(3-chloro-benzylidene)-2-oxo-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester 、 1-[5-bromo-2-(3-methyl-oxetan-3-ylmethoxy)-phenyl]-3-trimethylsilyloxy-2-aza-1,3-butadiene 以
甲苯 为溶剂,
反应 0.67h,
生成
(2'R,3R,4'S)-2'-[5-bromo-2-(3-methyl-oxetan-3-ylmethoxy)-phenyl]-6-chloro-4'-(3-chlorophenyl)spiro[3H-indole-3,3'-piperidine]-2,6'(1H)-dione 、 (2'S,3S,4'R)-2'-[5-bromo-2-(3-methyl-oxetan-3-ylmethoxy)-phenyl]-6-chloro-4'-(3-chlorophenyl)spiro[3H-indole-3,3'-piperidine]-2,6'(1H)-dione