中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2,2-二氟-2-(4-三氟甲基苯基)乙酸乙酯 | ethyl 2,2-difluoro-2-(4-(trifluoromethyl)phenyl)acetate | 73789-96-5 | C11H9F5O2 | 268.183 |
Synthesis of a variety of aryldifluoromethylated coumarins by cascade radical cyclization reactions in systems where alkynoates and α,α-difluoroarylacetic acids coexist, using (NH4)2S2O8 as oxidant and CuI as catalyst. The transformation was accomplished under mild conditions.