(S)-2-cyclopropyl-10-((2,5-dichloropyrimidin-4-yl)amino)-3,3-difluoro-7-methyl-1,2,3,4-tetrahydro-[1,4]oxazepino[2,3-c]quinolin-6(7H)-one 、
(S)-1,6-dimethylpiperazin-2-one hydrochloride 在
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
生成 (S)-10-((5-chloro-2-((S)-3,4-dimethyl-5-oxopiperazin-1-yl)pyrimidin-4-yl)amino)-2-cyclopropyl-3,3-difluoro-7-methyl-1,2,3,4-tetrahydro-[1,4]oxazepino[2,3-c]quinolin-6(7H)-one