作者:Yoshiharu Nakano、Takatoshi Noguchi、Tsuneo Adachi、Shoichi Sato
DOI:10.1016/s0020-1693(02)01232-x
日期:2003.1
Abstract Ligand exchanging reactions of tris(2,4-pentanedionato)M (M=Cr or Co) complexes with various bidentate under Lewis acidic conditions gave mixed metal complexes, bis(2,4-pentanedionato)ML (L=bidentate ligand) selectively. In the case of Cr(acac)3, intermediate cis-[Cr(acac)2(H2O)2]BF4 complex was isolated and the crystal structure of the intermediate complex was determined. Various mixed complexes
摘要在路易斯酸性条件下,Tris(2,4-pentanedionato)M(M = Cr或Co)配合物与各种双齿的配体交换反应可选择性地生成混合金属配合物bis(2,4-pentanedionato)ML(L =双齿配体)。 。在Cr(acac)3的情况下,分离出中间体cis- [Cr(acac)2(H2O)2] BF4配合物,并确定了该中间体配合物的晶体结构。[M(acac)2 L]类型的各种混合配合物(M = Cr或Co,L =各种二齿配体)可以通过上述中间体通过一锅合成来制备。在这些反应中,最有趣的是乙氧基丙二酸丙二酸酯。分离出的络合物是来自铬和钴络合物反应的相同类型的络合物。