反应详情

The title compound was produced following the procedure of Example 13 using dimethylformamide as the solvent, the thienopyrimidine-2,4-dione (2.0 g, 5.17 mmol) from Example 19, and butyl iodide as the alkylating agent. The title compound was isolated in 56% yield (1.28 g) after recrystallization from EtOH, mp 139°-140° C.