SOLVENT CONTROL OF STRUCTURAL TYPE - 3 DIFFERENT STRUCTURES FROM THE REACTION OF A DIMERIC COPPER COMPLEX WITH LANTHANUM NITRATE IN 3 DIFFERENT SOLVENTS

被引:21
作者
BLAKE, AJ [1 ]
MILNE, PEY [1 ]
WINPENNY, REP [1 ]
机构
[1] UNIV EDINBURGH,DEPT CHEM,W MAINS RD,EDINBURGH EH9 3JJ,MIDLOTHIAN,SCOTLAND
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1993年 / 24期
关键词
D O I
10.1039/dt9930003727
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction of a dimeric copper complex, [Cu2L4] 1 (L = C5H3ClNO-, the anion of 6-chloro-2-hydroxypyridine), with hydrated lanthanum nitrate has been studied. The crystalline products are determined by the solvent used. If the reaction is carried out in a mixture of methanol-dichloromethane a compound of stoichiometry [Cu3LaL5(NO3)3(OMe)(MeOH)2].1.5MeOH.0.5Et2O 2 is isolated. If the reaction is carried out in ethanol-dichloromethane a compound of stoichiometry [Cu3LaL8(NO3)(EtOH)].0.5Et2O 3 is found. If acetonitrile-dichloromethane is used the complex [Cu2La2L8(HL)2(NO3)2]-2HL.2MeCN 4 can be crystallised. All of these compounds have been characterised by X-ray crystallography and the unusual structures are described.
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页码:3727 / 3734
页数:8
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