Direct alkenylation of 1-phenylpyrazoles with alkenes such as acrylates accompanied by regioselective C–H bond cleavage proceeds efficiently under ruthenium catalysis in the presence of a copper oxidant. The procedure is also applicable to 2-phenylbenzothiazole and benzanilide.
在
铜氧化剂存在下,
1-苯基吡唑与烯(如
丙烯酸酯)的直接烯化反应伴随着区域选择性 C-H 键裂解在
钌催化下高效进行。该过程也适用于
2-苯基苯并噻唑和苯并
苯胺。