Coordination compounds of some 3d metals with 3-methyl-1-phenyl-4-formylpyrazol-5-one
CuL 2 · 1.5H 2 O and ML 2 · 2H 2 O · 2EtOH (M = Co 2+ , Ni 2+ , Mn 2+ ) coordination compounds were synthesized via the exchange reaction between the sodium salt of 3-methyl-1-phenyl-4-formylpyrazol-5-one (HL) and metal chlorides.The synthesized compounds were studied by thermogravimetry, magnetoche...
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| Published in: | Russian journal of inorganic chemistry Vol. 59; no. 2; pp. 58 - 62 |
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| Main Authors: | , , , , , , |
| Format: | Journal Article |
| Language: | English |
| Published: |
Boston
Springer US
01-02-2014
|
| Subjects: | |
| Online Access: | Get full text |
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| Summary: | CuL
2
· 1.5H
2
O and ML
2
· 2H
2
O · 2EtOH (M = Co
2+
, Ni
2+
, Mn
2+
) coordination compounds were synthesized via the exchange reaction between the sodium salt of 3-methyl-1-phenyl-4-formylpyrazol-5-one (HL) and metal chlorides.The synthesized compounds were studied by thermogravimetry, magnetochemistry, and electron and IR spectroscopy. The complexes CuL
2
· 2Py and CoL
2
· 2Py · MeOH were obtained via recrystallization from a methanol-pyridine mixture, and their structures were studied by X-ray diffraction. Pyrazolone was found to be coordinated in the deprotonated enol form and to form six-membered chelate rings with a metal. The coordination polyhedron of a metal cation was found to be a square bipyramid (Cu
2+
) or an axially elongated octahedron (Co
2+
) with its vertices occupied by the oxygen atoms of 3-methyl-1-phenyl-4-formylpyrazol-5-one and the nitrogen atoms of pyridine. |
|---|---|
| Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
| ISSN: | 0036-0236 1531-8613 |
| DOI: | 10.1134/S0036023614010161 |