rac-(1R,2S,6R)-6'-chloro-2-(3-chlorophenyl)-6-ethoxy-spiro[cyclohexane-1,3'-[3H]indole]-2',4(1'H)-dione 、
盐酸羟胺 、
sodium hydroxide 、
氯离子 在
水 、
Sodium sulfate-III 作用下,
以
water ethanol 、
二氯甲烷 、
乙酸乙酯 为溶剂,
反应 4.33h,
以to give (3S,4S,5R)-6′-chloro-5-(3-chlorophenyl)-3-ethoxy-1,1′,2,2′,3,5,6,7-octahydrospiro[4H-azepine-4,3′-[3H]-indole]-2′,7-dione (10.2 mg), (3R,4R,5S)-6′-chloro-5-(3-chlorophenyl)-3-ethoxyl-1,1′,2,2′,3,5,6,7-octahydrospiro[4H-azepine-4,3′-[3H]-indole]-2′,7-dione (10.8 mg), (3S,4R,5S)-6′-chloro-3-(3-chlorophenyl)-5-ethoxy-1,1′,2,2′,3,5,6,7-octahydrospiro[4H-azepine-4,3′-[3H]-indole]-2′,7-dione (3.8 mg) and (3R,4S,5R)-6′-chloro-3-(3-chlorophenyl)-5-ethoxy-1,1′,2,2′,3,5,6,7-octahydrospiro[4H-azepine-4,3′-[3H]-indole]-2′,7-dione (3.6 mg)的产率得到(3S,4S,5R)-6'-chloro-5-(3-chlorophenyl)-3-ethoxy-1,1',2,2',3,5,6,7-octahydrospiro[4H-azepine-4,3'-[3H]-indole]-2',7-dione