the species (1-R-2-M-imidazole)n (M Au, R methyl or benzyl, n = 3; M Ag, R = benzyl). From Me2SCuBr the compound bis(1-R-imidazol-2-yl) was obtained (R = methyl or benzyl). The unexpected formation during work up of [Au(H)2]Cl, a carbene derivative, was confirmed by an X-ray crystal structural study which showed the presence of two independent molecules where CAuC is 175.2(4) or 176.6(4)°,
当LMX(M = Au,X = Cl,L = PPh 3或Me 2 S; M = Ag,X = NO 3,L = Me 2 S)与1-R-2-
锂咪唑反应时,
锂被取代贵
金属,得到物质(1-R-2-M-
咪唑)ñ(M的Au,R甲基或苄基,ñ = 3; M
银,R =苄基)。由Me 2 SCuBr获得化合物双(1-R-
咪唑-2-基)(R =甲基或苄基)。X射线晶体结构研究证实了卡宾衍
生物[Au(H)2] Cl的后处理过程中意外形成,该研究表明存在两个独立的分子,其中CAuC为175.2(4)或176.6(4)°,平均AuC为2.027(7)Å,在3.2630(5)Å处有Au···Au相互作用。