2-Phenylimidazolium hemi(benzene-1,4-dicarboxylate) trihydrate
نویسنده
چکیده
The asymmetric unit of the title compound, C(9)H(9)N(2) (+.)0.5C(8)H(4)O(4) (-)·3H(2)O, contains one 2-phenyl-imidazolium cation, half a benzene-1,4-dicarboxyl-ate anion and three water mol-ecules, which are connected by O-H⋯O and N-H⋯O hydrogen bonds into a three-dimensional network.
منابع مشابه
2-Phenylimidazolium hemi(benzene-1,3-dicarboxylate) monohydrate
The asymmetric unit of the title compound, C(9)H(9)N(2) (+)·0.5C(8)H(4)O(4) (-)·H(2)O, contains one 2-phenyl-imidazolium cation, half a benzene-1,3-dicarboxyl-ate anion and one water mol-ecule. In the crystal, components are connected by N-H⋯O and O-H⋯O hydrogen-bonding inter-actions into a three-dimensional network.
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The title Cd(II) coordination polymer, catena-poly[[{1,4-bis-[1-(2-pyridylmeth-yl)benzimidazol-2-yl]butane}cadmium(II)]-μ-benzene-1,3-dicarboxyl-ato], [Cd(C(8)H(4)O(4))(C(30)H(28)N(6))](n), was obtained by reaction of CdCO(3), benzene-1,3-dicarboxylic acid (H(2)btc) and 1,4-bis-[1-(2-pyridylmeth-yl)benzimidazol-2-yl]butane (L). The Cd(II) cation is six-coordinated by an N(2)O(4)-donor set. L ac...
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The hydro-thermal reaction of benzene-1,4-dicarboxylic acid and 4,4'-trimethyl-ene dipiperidine leads to the formation of the title compound, C(13)H(28)N(2) (2+)·C(8)H(4)O(4) (2-). The anion is located on a center of inversion whereas the cation is positioned on a twofold rotation axis. In the crystal structure, the anions and cations are linked by N-H⋯O and N-H⋯(O,O) hydrogen bonds.
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In the title compound, C(28)H(32)N(2)O(7), the 1,4-dihydro-pyridine ring adopts a flattened boat conformation. The two benzene rings are approximately perpendicular to the dihydro-pyridine ring, forming dihedral angles of 84.29 (9) and 82.96 (9)° with the mean plane of the 1,4-dihydro-pyridine unit, whereas the ester groups are only slightly twisted relative to this plane, with dihedral angles ...
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In the title compound, C(20)H(22)N(2)O(4), the dihedral angle between the roughly planar dihydro-pyridine ring (r.m.s. deviation = 0.092 Å) and the benzene ring is 87.09 (6)°. One of the eth-oxy side chains is disordered over two orientations in a 0.669 (14):0.331 (14) ratio. In the crystal, mol-ecules are linked by N-H⋯N hydrogen bonds, generating chains.
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