作者:Paul D. Knight、Andrew J. P. White、Charlotte K. Williams
DOI:10.1021/ic8014173
日期:2008.12.15
The synthesis and characterization of 15 dinuclear zinc complexes are reported, including the X-ray crystal structures of 5 complexes. The ligand motif utilizing p-cresol as a bridging unit between the two zinc centers and a set of three related ligands has been synthesized; 2,6-bis(R)-p-cresol (where R is CH(2)NMe(CH(2))(2)NMe(2) = L(1), CH=N(CH(2))(2)NMe(2) = L(2), and CH(2)NH(CH(2))(2)NMe(2) = L(3))
报告了15种双核锌配合物的合成和表征,包括5种配合物的X射线晶体结构。合成了利用对甲酚作为两个锌中心和一组三个相关配体之间的桥连单元的配体基序。2,6-bis(R)-对甲酚(其中R为CH(2)NMe(CH(2))(2)NMe(2)= L(1),CH = N(CH(2))( 2)NMe(2)= L(2),CH(2)NH(CH(2))(2)NMe(2)= L(3))。已经制备了三卤化二锌配合物[L(n)Zn(2)(mu-X)X(2)](其中X = Cl,Br,I)。将三卤化物配合物用乙醇钾处理,导致桥联卤化物基团的定量取代得到[L(n)Zn(2)(mu-OEt)X(2)]。乙醇二锌络合物作为丙交酯开环聚合反应的引发剂进行了现场测试。三乙酸二锌配合物也已经合成[L(n)Zn(2)(OAc)(3)],以及包含两个桥接乙酸盐基团[L(n)Zn(2)(mu-OAc)(2)] [BPh(4)]的阳离子二