Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate

The title copper(II) N-pyrazolylpropanamide (PPA) complex, [CuBr(PPA)2]Br, was obtained in 78% yield by treatment of CuBr2 with an excess of the ligand in methanol. Crystallization from the mother liquid afforded the title compound, i.e. the methanol solvate [CuBr(C6H9N3O)2]Br·CH3OH or...

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Main Authors: Thomas Wagner, Cristian G. Hrib, Volker Lorenz, Frank T. Edelmann, John W. Gilje
Format: Article
Language:English
Published: International Union of Crystallography 2012-10-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536812038111
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author Thomas Wagner
Cristian G. Hrib
Volker Lorenz
Frank T. Edelmann
John W. Gilje
author_facet Thomas Wagner
Cristian G. Hrib
Volker Lorenz
Frank T. Edelmann
John W. Gilje
author_sort Thomas Wagner
collection DOAJ
description The title copper(II) N-pyrazolylpropanamide (PPA) complex, [CuBr(PPA)2]Br, was obtained in 78% yield by treatment of CuBr2 with an excess of the ligand in methanol. Crystallization from the mother liquid afforded the title compound, i.e. the methanol solvate [CuBr(C6H9N3O)2]Br·CH3OH or [CuBr(PPA)2]Br·MeOH, as bright green crystals. In the solid state, the title salt comprises isolated [CuBr(PPA)2]+ cations, separated bromide ions and methanol of crystallization. In the cation, the central CuII ion is coordinated by two N,O-chelating PPA ligands and one Br− ion. The coordination geometry around the CuII ion is distorted trigonal–bipyramidal with the bromide ligand and the amide O atoms occupying the equatorial positions [Cu—Br = 2.4443 (4) Å; Cu—O = 2.035 (2) and 2.179 (2) Å], while the pyrazole N atoms coordinate in the axial positions [Cu—N = 1.975 (2) and 1.976 (2) Å]. In the crystal, the three constituents are linked by N—H...Br, O—H...Br, and N—H...O hydrogen bonds, forming a three-dimensional network.
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spelling doaj.art-99098b1faf38459685c169939c1970c02022-12-21T18:41:15ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682012-10-016810m1253m125410.1107/S1600536812038111Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvateThomas WagnerCristian G. HribVolker LorenzFrank T. EdelmannJohn W. GiljeThe title copper(II) N-pyrazolylpropanamide (PPA) complex, [CuBr(PPA)2]Br, was obtained in 78% yield by treatment of CuBr2 with an excess of the ligand in methanol. Crystallization from the mother liquid afforded the title compound, i.e. the methanol solvate [CuBr(C6H9N3O)2]Br·CH3OH or [CuBr(PPA)2]Br·MeOH, as bright green crystals. In the solid state, the title salt comprises isolated [CuBr(PPA)2]+ cations, separated bromide ions and methanol of crystallization. In the cation, the central CuII ion is coordinated by two N,O-chelating PPA ligands and one Br− ion. The coordination geometry around the CuII ion is distorted trigonal–bipyramidal with the bromide ligand and the amide O atoms occupying the equatorial positions [Cu—Br = 2.4443 (4) Å; Cu—O = 2.035 (2) and 2.179 (2) Å], while the pyrazole N atoms coordinate in the axial positions [Cu—N = 1.975 (2) and 1.976 (2) Å]. In the crystal, the three constituents are linked by N—H...Br, O—H...Br, and N—H...O hydrogen bonds, forming a three-dimensional network.http://scripts.iucr.org/cgi-bin/paper?S1600536812038111
spellingShingle Thomas Wagner
Cristian G. Hrib
Volker Lorenz
Frank T. Edelmann
John W. Gilje
Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
Acta Crystallographica Section E
title Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
title_full Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
title_fullStr Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
title_full_unstemmed Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
title_short Bromidobis[3-(1H-pyrazol-1-yl-κN2)propionamide-κO]copper(II) bromide methanol monosolvate
title_sort bromidobis 3 1h pyrazol 1 yl amp 954 n2 propionamide amp 954 o copper ii bromide methanol monosolvate
url http://scripts.iucr.org/cgi-bin/paper?S1600536812038111
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AT volkerlorenz bromidobis31hpyrazol1ylamp954n2propionamideamp954ocopperiibromidemethanolmonosolvate
AT franktedelmann bromidobis31hpyrazol1ylamp954n2propionamideamp954ocopperiibromidemethanolmonosolvate
AT johnwgilje bromidobis31hpyrazol1ylamp954n2propionamideamp954ocopperiibromidemethanolmonosolvate