[(S)-1-Cyclohexyl-2,4-dioxo-5-(2-oxo-2-pyrrolidin-1-yl-ethyl)-2,3,4,5-tetrahydro-1H-benzo[b][1,4]diazepin-3-yl]-carbamic acid (S)-1-phenyl-ethyl ester 在
palladium on activated charcoal
氢气 作用下,
以89%的产率得到(S)-3-Amino-1-cyclohexyl-5-(2-oxo-2-pyrrolidin-1-yl-ethyl)-1,5-dihydro-benzo[b][1,4]diazepine-2,4-dione