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  • 标题:COMPUŞI COORDINATIVI BI- ŞI POLINUCLEARI AI UNOR METALE TRANZIŢIONALE CU LIGANZI DIOXIMICI ÎN BAZA PUNŢILOR BIPIRIDINICE
  • 其他标题:ASSEMBLY OF BI- AND POLYNUCLEAR COORDINATION COMPOUNDS OF SOME TRANSITION METALS WITH DIOXIME LIGANDS BASED ON BRIDGING BIPYRIDINES
  • 本地全文:下载
  • 作者:Eduard COROPCEANU
  • 期刊名称:Studia Universitatis Moldaviae: Stiinte Sociale
  • 印刷版ISSN:1814-3199
  • 电子版ISSN:2345-1017
  • 出版年度:2014
  • 卷号:6
  • 期号:76
  • 页码:124-129
  • 出版社:Moldova State University
  • 摘要:A fost elaborat. strategia de evolu.ie a sintezei compu.ilor mono-, bi- .i polinucleari cu liganzi dioximici .n baza pun.ilor bipiridinice. A fost realizat. sinteza orientat. a 11 complec.i binucleari ai cuprului, zincului .i cadmiului .i a 9 polimeri coordinativi ai zincului .i cadmiului, compozi.ia .i structura c.rora au fost determinate cu ajutorul metodelor de cercetare contemporane: spectroscopia .n IR, analiza cu raze X. S-a stabilit c. zincul .i cadmiul, manifestand num.rul de coordinare 6, pot forma polimeri coordinativi, iar natura anionilor din sarea ini.ial. are un aport determinant .n constituirea arhitecturii lor moleculare. Natura ligandului punte influen.eaz. asupra specificului lan.ului polimeric. Capacitatea anionilor sulfat de a coordina prin atomii de oxigen la cationii generatorului de complex permit legarea lan.urilor polimerice .ntre ele
  • 其他摘要:The strategy of evolving synthesis of mono-, bi- and polynuclear compounds with dioxime ligands based on bridging bipyridines has been developed. Oriented synthesis of 11 copper, zinc and cadmium binuclear complexes and 9 zinc and cadmium coordination polymers has been performed. Their composition and structure were determined by modern investi- gation methods: IR spectroscopy, X-ray analysis. It was established that zinc and cadmium, are able to form coordination polymers with coordination number 6 and anions nature of the initial salt has a decisive contribution on building up their molecular architecture. The type of bridging ligand influences the specificity of polymeric chain. The ability of sulfate anions to coordinate by the oxygen atoms to the cation of central atom allows the binding of the polymeric chains with each other
  • 关键词:compu.i coordinativi; binucleari; polimeri coordinativi; cupru; zinc; cadmiu
  • 其他关键词:coordination compounds; binuclear; coordination polymers; copper; zinc; cadmium
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