(R)-1-[(1R,3S)-1-(4-Benzyloxy-3,5-dimethoxy-phenyl)-2,3,4,9-tetrahydro-1H-β-carboline-3-carbonyl]-pyrrolidine-2-carboxylic acid methyl ester 在
palladium on activated charcoal
氢气 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
生成 methyl (2R)-1-[(1R,3S)-1-(4-hydroxy-3,5-dimethoxyphenyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carbonyl]pyrrolidine-2-carboxylate