The copper-catalyzed dimerization of alkynyltrifluoroborates proceeds readily with good yields. The homo-coupling reaction can be effected in DMSO, in the open air, using Cu(OAc)2 as catalyst in the absence of any other additives. A variety of functional groups are tolerated.
铜催化的炔基三
氟硼酸盐的二聚反应容易进行,并且收率很高。均相偶联反应可以在
DMSO中,在没有任何其他添加剂的情况下,使用Cu(OAc)2作为催化剂在露天条件下进行。可以容忍各种功能基团。