摘要:
发现二聚铑(I)双(羰基)氯化物[Rh(CO)(2)(mu-Cl)](2)是合成两种铑的新型阳离子羰基络合物的有用且方便的原料(I)和铑(III)。它与路易斯酸AlCl(3)或GaCl(3)的反应在室温下的CO气氛中产生盐[Rh(CO)(4)] [M(2)Cl(7)](M = Al,Ga ),其特征在于拉曼光谱和单晶X射线衍射。[Rh(CO)(4)] [Al(2)Cl(7)]的晶体数据:三斜晶系,空间群Ponemacr; (第2号);a = 9.705(3),b = 9.800(2),c = 10.268(2)A;alpha = 76.52(2),beta = 76.05(2),gamma = 66.15(2)度;V = 856.7(5)A(3); Z = 2;T = 293 K;R(1)[I> 2sigma(I)] = 0.0524,WR(2)= 0.1586。[Rh(CO)(4)] [