((2R)-2-cyclopentylmethyl-3-(2-(6-((2S)-2,4-dimethyl-1-piperazinyl)-5-fluoro-2-methyl-4-pyrimidinyl)hydrazino)-3-oxopropyl)(phenylmethoxy)forrmamide 、 以
甲醇 为溶剂,
以to provide [(2R)-2-(cyclopentylmethyl)-3-(2-{6-[(2S)-2,4-dimethyl-1-piperazinyl]-5-fluoro-2-methyl-4-pyrimidinyl}hydrazino)-3-oxopropyl]hydroxyformamide as a white solid (0.089 g, 91%)的产率得到((2R)-2-cyclopentylmethyl-3-(2-(6-((2S)-2,4-dimethyl-1-piperazinyl)-5-fluoro-2-methyl-4-pyrimidinyl)hydrazino)-3-oxopropyl)hydroxyformamide