Copper(I) pseudohalide complexes with 4,6-dimethylpyrimidine-2(1H)-thione and triphenylphosphane as ligands.: The X-ray crystal structures of [Cu(N3)(dmpymtH)(PPh3)2] and [Cu(NCS)(dmpymtH)(PPh3)2]

被引:19
|
作者
Lemos, SS [1 ]
Camargo, MA
Cardoso, ZZ
Deflon, VM
Försterling, FH
Hagenbach, A
机构
[1] Univ Brasilia, Inst Quim, BR-70919970 Brasilia, DF, Brazil
[2] Univ Wisconsin, Dept Chem, Milwaukee, WI 53211 USA
[3] Univ Tubingen, Inst Anorgan Chem, D-72076 Tubingen, Germany
关键词
synthesis; copper(I) complexes; pseudohalides; crystal structures; dimethylpyrimidenethione; NMR spectroscopy;
D O I
10.1016/S0277-5387(01)00701-X
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The preparation of mixed-ligand copper(I) coordination compounds containing pseudohalides (azide and thiocyanate), 4,6-dimethylpyrimidine-2(1H)-thione (dmpymtH), and triphenylphosphane is described. The crystalline and molecular structure of [Cu(N-3)(dmpymtH)(PPh3)(2)] (2) and [Cu(NCS)(dmpymtH)(PPh3)(2)] (3) have been determined by X-ray diffraction methods. The copper atom has a tetra-coordinate CuNP2S chromophore with distorted tetrahedral coordination in both complexes. Vibrational and H-1, C-13, P-31 NMR spectra of the complexes are discussed and related to the structures. (C) 2001 Elsevier Science Ltd. All rights reserved.
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页码:849 / 854
页数:6
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