complexes 2 exist at room temperature as mixtures of Z- and E-isomers with regard to the C–N bond. The metallacyclic complexes (OC)4WC(η2-NMeCH2CHCHCH2OH)R (4) were obtained in good yields upon photo-decarbonylation of 2. Deprotonation/silylation of the complexes (OC)4MC(η2-NMeCH2CHCHCH2OH)Me (M=Cr: 3a; M=W: 4a) with one equivalent of nBuLi/Me3SiCl gave (OC)4MC(η2-NMeCH2CHCHCH2OSiMe3)CH3 (M=Cr: 5; M=W:
钨(0)的类型(OC)的卡宾络合物5 WC(NMeCH 2 CHCHCH 2 OH)R 2:(R =我2A ;:R =博士2B由(OC)的
氨解生成)5 W¯¯与顺式-NHMeCH 2 CH = CHCH 2 OH形成的C(OMe)R 。像它们的
铬同类物1一样,络合物2在室温下以Z-和E-异构体的C – N键混合物形式存在。所述metallacyclic络合物(OC)4 WC(η 2 -NMeCH 2 CHCHCH 2 OH)R(4)在2的光脱羰作用下以高收率获得。去质子化的配合物/甲
硅烷基化(OC)4(ηMC 2 -NMeCH 2 CHCHCH 2 OH)Me(M =
铬:3A ; M = W:图4a)与等效的一个Ñ丁基
锂/ Me的3的SiCl给(OC)4 MC(η 2 -NMeCH 2 CHCHCH 2 OSiMe 3)CH 3(M =
铬:5 ; M = W:6),而与两个当量ñ丁基
锂/