(2S,5R)-4-Oxo-5-(2,2,2-trifluoro-acetylamino)-1,2,4,5,6,7-hexahydro-azepino[3,2,1-hi]indole-2-carboxylic acid methyl ester 在
盐酸 、 lithium hydroxide 作用下,
以94%的产率得到(2S,5R)-5-Amino-4-oxo-1,2,4,5,6,7-hexahydro-azepino[3,2,1-hi]indole-2-carboxylic acid methyl ester; hydrochloride