Copper-catalyzed cross-coupling of N-tosylhydrazones with trialkylsilylethynes leads to the formation of C(sp)-C(sp(3)) bonds. Cu carbene migratory insertion is proposed to play the key role in this transformation.
N-
甲苯磺酰腙与三烷基甲
硅烷基
乙炔的
铜催化交叉偶联导致形成 C(sp)-C(sp(3)) 键。提出Cu卡宾迁移插入在这种转变中起关键作用。