摘要:
AuCl(tht)(tht =四氢噻吩)与各种摩尔等摩尔量的反应生成络合物[AuCl(ylide)] X n(n = 0,ylide = C(PPh 3)2(1a),4-MeC 6 H 4 SO 2 CHPPh 3(1b); n = 1,X = TfO,ylide = [HC(PPh 3)2 ] +(2))和[(AuCl)2 {μ-C(PPh 3)2 }](3)当使用2:1的摩尔比时。复数1a(i)与Tl(acac)反应生成[Au(acac){C(PPh 3)2 }](4)和(ii)与末端炔烃(添加或不添加Et 3 N)反应生成[HC(PPh 3)2 ] [Au(C⋮CC 6 H 4 R-4)Cl](R = H(5a),CN(5b),OMe(5c),NO 2(5d))代替所需的络合物[Au (C⋮CC 6 H 4 R-4){C {PPh 3 } 2 }]。这些络合物(R = H(6a),CN(6b),OMe(6c),NO