4-(2-chlorophenyl)-8-(1-ethylpropyl)-2-methanesulfonyl-8H-pyrido[2,3-d]pyrimidin-7-one 、
丝氨醇 在
4-(2-chlorophenyl)-8-(1-ethylpropyl)-2-(2-hydroxy-1-hydroxymethylethylamino)-8H-pyrido[2,3-d]pyrimidin-7-one 作用下,
以to afford the title compound 4-(2-chloro-phenyl)-8-(1-ethyl-propyl)-2-(2-hydroxy-1-hydroxymethyl-ethylamino)-8H-pyrido[2,3-d]pyrimidin-7-one的产率得到4-(2-chlorophenyl)-8-(1-ethylpropyl)-2-(2-hydroxy-1-hydroxymethylethylamino)-8H-pyrido[2,3-d]pyrimidin-7-one