(3R,6S)-3-((S)-1-Methoxycarbonyl-ethylcarbamoyl)-3,6-dimethyl-4-oxo-2,3,4,5,6,7-hexahydro-1H-indole-6-carboxylic acid tert-butyl ester 在
lithium hydroxide 作用下,
以
甲醇 为溶剂,
生成 (3R,6S)-3-((S)-1-Carboxy-ethylcarbamoyl)-3,6-dimethyl-4-oxo-2,3,4,5,6,7-hexahydro-1H-indole-6-carboxylic acid tert-butyl ester