Coordination compounds of hydrazine derivatives with transition metals,XXIII cobalt(II) chelates of bis(N-salicylidene)dicarboxylic acid dihydrazides |
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| Authors: | A El-Toukhy A F M Hefny L El Sayed M F Iskander |
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| Institution: | (1) Chemistry Department, Faculty of Science, and University of Alexandria Research Center (UNARC), Alexandria University, Alexandria, Egypt |
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| Abstract: | The reaction of bis(N-salicylidene)dicarboxylic acid dihydrazides (H4
Lig) with cobalt(II) salts was investigated. Chelates of the types Co(H3
Lig)X ·nH2O, Co2(H2
Lig)X
2, Co3(H3
Lig)2
X
4, Co(H2
Lig) ·nH2O and Co(H3
Lig)2 ·nH2O (X=Cl, Br, I or SCN) were isolated and characterized by their infrared and electronic spectra as well as their magnetic properties.
Koordinationsverbindungen von Hydrazinderivaten mit Übergangsmetallen, 23. Mitt.: Kobalt(II)-Chelate von Bis(N-salicyliden)dicarbonsäuredihydraziden Zusammenfassung Die Reaktion von Bis(N-salicyliden)dicarbonsäuredihydraziden (H4
Lig) mit Kobalt(II)-Salzen ergab Chelate vom Typ Co(H3
Lig)X ·nH2O, Co2(H2
Lig)X
2, Co3(H3
Lig)2
X
4, Co(H2
Lig) ·nH2O and Co(H3
Lig)2 ·nH2O (X=Cl, Br, I oder SCN). Die Charakterisierung erfolgte mittels IR, Elektronenspektren und magnetischer Eigenschaften. |
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| Keywords: | Complexes Co(II) Electronic spectra Ir Magnetic moments |
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