5-(3-Bromo-phenyl)-7-(4-bromo-phenyl)-3-(3-chloro-phenyl)-4-imino-3,4-dihydro-1H-pyrido[2,3-d]pyrimidin-2-one 在
ammonium sulfate 作用下,
以
甲苯 为溶剂,
反应 14.0h,
生成 [(2R,3R,4R,5R)-3,4-dibenzoyloxy-5-[5-(3-bromophenyl)-7-(4-bromophenyl)-3-(3-chlorophenyl)-4-imino-2-oxopyrido[2,3-d]pyrimidin-1-yl]oxolan-2-yl]methyl benzoate