(S)-2-{4-[2-(2,2-Dimethyl-propionylamino)-4-oxo-3,4-dihydro-pyrido[2,3-d]pyrimidin-6-ylethynyl]-1-oxo-1,3-dihydro-isoindol-2-yl}-pentanedioic acid diethyl ester 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 18.0h,
以70%的产率得到(S)-2-(4-{2-[2-(2,2-Dimethyl-propionylamino)-4-oxo-3,4,5,6,7,8-hexahydro-pyrido[2,3-d]pyrimidin-6-yl]-ethyl}-1-oxo-1,3-dihydro-isoindol-2-yl)-pentanedioic acid diethyl ester