3-[4,5-bis(methyloxy)-2-pyrimidinyl]-2,4-dioxo-1,2,3,4-tetrahydro-7-quinazolinecarboxylic acid 、
3-氯苄胺 在
N,N-二异丙基乙胺 、 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59%的产率得到3-[4,5-bis(methyloxy)-2-pyrimidinyl]-N-[(3-chlorophenyl)methyl]-2,4-dioxo-1,2,3,4-tetrahydro-7-quinazolinecarboxamide