The reactions of the bis(but-2-yne) complex [WI2(CO)(NCMe)(η2-MeC2Me)2] with benzaldehydesemicarbazone and thiosemicarbazones
作者:Paul K. Baker、Stephen D. Ridyard
DOI:10.1016/s0277-5387(00)84372-7
日期:1993.9
Abstract Reaction of equimolar quantities of [WI2(CO)(NCMe)(η2-MeC2Me)2] and Ph(H)CNNHCONH2 or R(R1)CNNHCSNH2 (R = R1 = Me, Et; R = H, R1 = Ph; R = Me, R1 = Et, Prn, But, Ph) in CH2Cl2 at room temperature gave the cationic bis(but-2-yne) complexes [WI(CO)Ph(H)CNNHCONH2}(η2-MeC2Me)2]I or [WI(CO)R(R1) CNNHCSNH2}(η2-MeC2Me)2]I in good yield. The cationic nature of these complexes was confirmed by reaction
摘要等摩尔量的[WI2(CO)(NCMe)(η2-MeC2Me)2]与Ph(H)CNNHCONH2或R(R1)CNNHCSNH2(R = R1 = Me,Et; R = H,R1 = Ph; R = Me,R1 = Et,Prn,但是在室温下于CH2Cl2中的Ph生成了阳离子双(丁-2-炔)配合物[WI(CO)Ph(H)CNNHCONH2}(η2-MeC2Me)2] I或[WI(CO)R(R1)CNNHCSNH2}(η2-MeC2Me)2] I收率良好。这些配合物的阳离子性质通过[WI(CO)Me(Ph)CNNHCSNH2}(η2-MeC2Me)2] I与Na [BPh4]在乙腈中的反应得到证实,得到四苯硼酸酯交换产物[WI(CO) Me(Ph)CNNHCSNH2}(η2-MeC2Me)2] [BPh4]。将[WI(CO)Et2CNNHCSNH2}(η2-MeC2Me)2] I的