1-benzyl-5-chloro-3-phenyl-2(1H)-pyrazinone 、
(4S)-3-acryloyl-4-isopropyl-1-methyl-2-imidazolidinone 以
甲苯 为溶剂,
生成 2-Benzyl-6-chloro-8-((S)-5-isopropyl-3-methyl-2-oxo-imidazolidine-1-carbonyl)-4-phenyl-2,5-diaza-bicyclo[2.2.2]oct-5-en-3-one 、 2-Benzyl-6-chloro-7-((S)-5-isopropyl-3-methyl-2-oxo-imidazolidine-1-carbonyl)-4-phenyl-2,5-diaza-bicyclo[2.2.2]oct-5-en-3-one