反应详情

The title compound was prepared in analogy to Example 65A from tert-butyl 4-chloro-5,8-dihydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidine-7(6H)-carboxylate from Example 11A (4.00 g, 12.3 mmol) and 5-amino-2,4-difluorophenol (1.87 g, 12.9 mmol) to yield 740 mg (16%).

1. customto yield 740 mg (16%)