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2-Amino-6-methylpyridinium 2,2,2-trichloroacetate
In the asymmetric unit of the title molecular salt, C(6)H(9)N(2) (+)·C(2)Cl(3)O(2) (−), there are two independent 2-amino-6-methylpyridinium cations and two independent trichloroacetate anions. The pyridine N atom of the 2-amino-6-methylpyridine molecule is protonated and the geometries of the...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
International Union of Crystallography
2014
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3998557/ https://www.ncbi.nlm.nih.gov/pubmed/24826114 http://dx.doi.org/10.1107/S1600536814004553 |
Sumario: | In the asymmetric unit of the title molecular salt, C(6)H(9)N(2) (+)·C(2)Cl(3)O(2) (−), there are two independent 2-amino-6-methylpyridinium cations and two independent trichloroacetate anions. The pyridine N atom of the 2-amino-6-methylpyridine molecule is protonated and the geometries of these cations reveal amine–imine tautomerism. Both protonated 2-amino-6-methylpyridinium cations are essentially planar [maximum deviations = 0.026 (2) and 0.012 (2) Å]. In the crystal, the protonated N atom and the 2-amino group of the cation are hydrogen bonded to the carboxylate O atoms of the anion via a pair of N—H⋯O hydrogen bonds, forming an R (2) (2)(8) ring motif. These motifs are connected via N—H⋯O and C—H⋯O hydrogen bonds to form slabs parallel to (101). |
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