Structural and 1H, 13C, 15N NMR spectroscopic studies of Pd(II) chloride organometallics with 2-phenylpyridine and ammonia, pyridine or its methyl derivatives

被引:13
作者
Niedzielska, Dania [1 ]
Pawlak, Tomasz [2 ]
Wojtczak, Andrzej [1 ]
Pazderski, Leszek [1 ]
Szlyk, Edward [1 ]
机构
[1] Nicolaus Copernicus Univ Torun, Fac Chem, PL-87100 Torun, Poland
[2] Polish Acad Sci, Ctr Mol & Macromol Studies, PL-90363 Lodz, Poland
关键词
Pd(II) organometallics; 2-Phenylpyridine; N-15; NMR; X-ray; NMR coordination shifts; LITHIUM-METALLOID EXCHANGE; C-H BONDS; COORDINATION SHIFTS; ELECTROCHEMICAL PROPERTIES; CYCLOMETALATED COMPLEXES; CRYSTAL-STRUCTURE; CYCLOPLATINATED COMPLEXES; 1,4-DIAZINE DERIVATIVES; LUMINESCENCE PROPERTIES; PLATINUM(II) COMPLEXES;
D O I
10.1016/j.poly.2015.02.028
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Pd(II) chloride organometallics with 2-phenylpyridine and pyridines of general formula [Pd(2ppy*)LCl] (2ppy* = C(2')-deprotonated form of 2-phenylpyridine (2ppy), acting as N(1),C(2')-chelating ligand; L = NH3, pyridine, 2-, 3-, 4-methylpyridine, 2,3-, 2,4-, 2,6-, 3,5-dimethylpyridine, 2,4,6-trimethylpyridine) were studied by H-1, C-13 and N-15 NMR. H-1, C-13 and N-15 NMR coordination shifts (i.e. differences of chemical shifts for the same atom in the complex and ligand molecules) were discussed in relation to the molecular structures. Single crystal X-ray structure of trans(N,N)-[Pd(2ppy*)(2,4,6col)Cl] was solved. The analysis of 15N NMR coordination shifts for the whole series of the studied organometallics exhibited that all of them had an analogous trans(N,N) geometry. (C) 2015 Elsevier Ltd. All rights reserved.
引用
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页码:41 / 51
页数:11
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