反应详情

Prepared analogously to example 8.1 using methyl-4-(2-(1-tert-butoxy-1-oxopropan-2-yloxy)-4-fluorophenylamino)-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylate (2.1 g) and 50% trifluoroacetic acid in dichloromethane (20 ml).