Synthesis and Physico-chemical studies of a new non-centrosymmetric organic-inorganic hybrid material: [2,3-(CH3)2C6H3NH3]4 BiBr6NO3.2H2O
Author(s) -
Zouhaier Aloui,
V. Ferretti,
S. Abid,
M. Rzaigui,
Chérif Ben Nasr
Publication year - 2015
Publication title -
journal of chemical sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.32
H-Index - 52
eISSN - 0973-7103
pISSN - 0253-4134
DOI - 10.1007/s12039-015-0799-9
Subject(s) - orthorhombic crystal system , van der waals force , crystallography , hydrogen bond , chemistry , molecule , crystal structure , infrared spectroscopy , x ray crystallography , infrared , diffraction , organic chemistry , physics , optics
Organic-inorganic hybrid single crystals of [2,3-(CH3)(2)C6H3NH3](4)BiBr6NO3.2H(2)O were obtained by slow evaporation at room temperature and characterized by X-ray diffraction, IR and solid state NMR. This compound crystallizes in orthorhombic non-centrosymmetric space group Pca2(1) with the following lattice parameters: a= 25.8217(1), b= 7.8909(2), c= 21.4328(3) angstrom, V= 4367.07(13) angstrom(3) and Z= 4. The structure was refined to R = 0.057 for 7069 independent reflections. The crystal is built up of 2,3-dimethylanilinium cations, [BiBr6](3-), disordered [NO3] anions and water molecules. The crystal packing is governed by a threedimensional network of O-H ...O, N-H...O and N-H...Br hydrogen bonds and van derWaals interaction. The infrared spectrum has been interpreted on the basis of literature data. Solid state C-13 CP-MAS-NMR spectrum is in agreement with the X-ray structure
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