Creatininium hydrogen maleate

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Creatininium hydrogen maleate

In the title compound, C(4)H(8)N(3)O(+)·C(4)H(3)O(4) (-), the cations and anions are linked through N-H⋯O hydrogen bonds making a ionic pair with an R(2) (2)(8) ring motif. These ionic pairs are further connected through another N-H⋯O hydrogen bond, leading to an R(6) (6)(16) ring motif around the inversion centres of the unit cell. These approximately planar aggregates are further connected th...

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2-Methyl­imidazolium hydrogen maleate

Mol-ecules in the title compound, C(4)H(7)N(2) (+)·C(4)H(3)O(4) (-), are linked by inter-molecular N-H⋯O hydrogen bonds into one-dimensional chains parallel to [101]. These chains are in turn linked by an R(2) (2)(8) motif, formed by weak C-H⋯O hydrogen bonds, into corrugated sheets running parallel to (10). These sheets are further linked by weak inter-molecular C-H⋯O hydrogen bonds, forming a...

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Flunarizinium hydrogen maleate

In the cation of the title salt {systematic name: 4-[bis-(4-fluoro-phen-yl)meth-yl]-1-[(2E)-3-phenyl-prop-2-en-1-yl]piperazin-1-ium hydrogen maleate}, C26H27F2N2 (+)·C4H3O4 (-), the protonated piperazine ring is in a chair conformation. The dihedral angle between the 4-fluoro-phenyl rings is 68.2 (2)°. An intra-molecular O-H⋯O hydrogen bond occurs in the anion. In the crystal, N-H⋯O, C-H⋯O and ...

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Crystal structure of 2,5-di­methyl­anilinium hydrogen maleate

The crystal structure of the title salt, C8H12N(+)·C4H3O4 (-), consists of a 2,5-di-methyl-anilinium cation and an hydrogen maleate anion. In the anion, a strong intra-molecular O-H⋯O hydrogen bond is observed, leading to an S(7) graph-set motif. In the crystal, the cations and anions pack in alternating layers parallel to (001). The ammonium group undergoes inter-molecular N-H⋯O hydrogen-bondi...

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Cytosinium–hydrogen maleate–cytosine (1/1/1)

The title organic salt, C(4)H(6)N(3)O(+)·C(4)H(3)O(4) (-)·C(4)H(5)N(3)O, was synthesized from cytosine base and maleic acid. An intra-molecular O-H⋯O hydrogen bond occurs in the hydrogen maleate anion. The crystal packing is stabilized by inter-molecular N-H⋯O, N-H⋯N and C-H⋯O hydrogen bonds, giving rise to a nearly planar two-dimensional network parallel to (101).

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ژورنال

عنوان ژورنال: Acta Crystallographica Section E Structure Reports Online

سال: 2011

ISSN: 1600-5368

DOI: 10.1107/s1600536811040050