2-amino-6-(6-methoxy-pyridin-3-yl)-4-methyl-8-pyrrolidin-3-yl-8H-pyrido[2,3-d]pyrimidin-7-one 、
溶剂黄146 在
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以31%的产率得到8-(1-acetyl-pyrrolidin-3-yl)-2-amino-6-(6-methoxy-pyridin-3-yl)-4-methyl-8H-pyrido[2,3-d]pyrimidin-7-one