Mono‐ and Dinuclear High‐Spin Half‐Sandwich Manganese(
<scp>II</scp>
) Complexes Containing Acetylide and TMEDA Ligands
作者:Sohrab Kheradmandan、Thomas Fox、Helmut W. Schmalle、Koushik Venkatesan、Heinz Berke
DOI:10.1002/ejic.200400006
日期:2004.9
half-sandwich complexes [Mn(C≡CR)(MeC5H4)(tmeda)] (R = SiMe32; Ph 3; tBu 4; C≡CSiMe35; C≡CPh 6; tmeda = N,N,N′,N′-tetramethylethylenediamine) were prepared by the reaction of [Mn(MeC5H4)2(tmeda)] (1) with 1 equiv. of the corresponding acetylene or the trimethyltin acetylide. The dinuclear complexes [Mn(C≡C−C≡CSiMe3)2(tmeda)]2 (7) and [Mn2(MeCp)2(μ1-tBuC≡C)2(μ1-tmeda)] (8), which contain Mn−Mn bonds,
d5 高自旋 MnII 半夹心复合物 [Mn(C≡CR)(MeC5H4)(tmeda)] (R = SiMe32; Ph 3; tBu 4; C≡CSiMe35; C≡CPh 6; tmeda = N,N, N',N'-四甲基乙二胺)通过 [Mn(MeC5H4)2(tmeda)](1) 与 1 当量的反应制备。相应的乙炔或三甲基锡乙炔化物。双核配合物[Mn(C≡C-C≡CSiMe3)2(tmeda)]2(7)和[Mn2(MeCp)2(μ1-tBuC≡C)2(μ1-tmeda)](8),其中含有Mn-Mn 键是通过分别用过量的 HC≡C-C≡CSiMe3 或 HC≡CtBu 处理 1 来合成的。[(MeC5H4)(tmeda)MnC≡C− X−C≡CMn(tmeda)(C5H4Me)] [X = 1,3-C6H49; 1,4-C6H410;4,4'-(C6H4)211] 是通过用 0.5 当量处理