中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 4-fluoro-2-(pyrimidin-2-yl)benzonitrile | 1293285-86-5 | C11H6FN3 | 199.187 |
Herein, We present efficient methods for the copper-catalyzed selective oxidation of aromatic C-H bonds under O2 or/and MnO2 conditions. A range of 2-arylpyridines and 2-arylpyrimidines was used for the synthesis of controlled mono/di acetoxylative products in moderate to good yields (29-99%) in the presence of 20 mol% CuO(nano), O2 with HOAc/Ac2O as an acetoxy source and solvent. The mono selective hydroxylation of C-H bonds was also achieved with Cu(OAc)2 as the catalyst. For the reaction mechanism, the trivalent copper intermediate might be involved in the catalytic cycle.