反应详情

In analogy to Example 23A, ethyl 4-[(3,4-dichlorophenyl)amino]-5,7-dihydro-6H-pyrrolo[3′,4′:4,5]thieno[2,3-d]pyrimidine-6-carboxylate from Example 24A (324 mg, 0.79 mmol) was treated with aqueous potassium hydroxide solution to yield 157 mg (59%) of the title compound.