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4,4′-Oxybis(2,6-dimethylpyridinium) bis(trifluoromethanesulfonate)
In the asymmetric unit of the title salt, C(14)H(18)N(2)O(2+)·2CF(3)O(3)S(−), the components are linked by two N—H⋯O and one C—H⋯O hydrogen bonds. The dipyridinium salt demonstrates a skew conformation based upon C—O—C—C torsion angles of 61.5 (3) and 15.1 (4)°. A C—O—C angle of 119.3 (2)° and C—O b...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
International Union of Crystallography
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3884303/ https://www.ncbi.nlm.nih.gov/pubmed/24454079 http://dx.doi.org/10.1107/S1600536813027505 |
Sumario: | In the asymmetric unit of the title salt, C(14)H(18)N(2)O(2+)·2CF(3)O(3)S(−), the components are linked by two N—H⋯O and one C—H⋯O hydrogen bonds. The dipyridinium salt demonstrates a skew conformation based upon C—O—C—C torsion angles of 61.5 (3) and 15.1 (4)°. A C—O—C angle of 119.3 (2)° and C—O bond distances of 1.364 (3) and 1.389 (3) Å are consistent with other dipyridyl ethers. The planes of the pyridyl rings exhibit a twist angle of 67.89 (8)°. One of the trifluoromethanesulfonate ions shows disorder of the F atoms [in a 0.52 (7):0.48 (7) occupancy ratio] and an O atom [0.64 (8):0.36 (8) occupancy ratio]. In the crystal, the components are linked by C—H⋯O interactions, which form chains along [101]. |
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