反应详情

In a manner similar to that described in method H, 7-bromo-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione (v-k) and guanidine were converted to I-44 (79%): HRMS Calcd. for C12H9BrN4O: 305.0037, Found 305.0042.