The vinylideneruthenium(II) complexes bearing bulky and basic tertiary phosphine ligands, RuCl2(CCHPh)L2
(L = PPri3, PCy3), serve as good catalyst precursors for (Z)-selective cross-dimerization between arylacetylenes and silylacetylenes in the presence of N-methylpyrrolidine.
具有体积庞大且基本的三苯基
膦配体的
乙烯基二羟基
铑(II)复合物 RuC
L2(CCHPh)
L2(L = PPri3, PCy3)在
N-甲基吡咯烷的存在下,作为选择性(Z)交叉二聚化的良好催化剂前体,用于芳基
乙炔与
硅乙炔之间的反应。