2-aminopyrimidin-1-ium trichloroacetate
The 2-aminopyrimidin-1-ium trichloroacetate ion-pairs in the title compound, C4H6N3+.C2Cl3O2-, are held together by two N-H...O hydrogen bonds [N-amino...O = 2.733 (5); N-pyrimidinium...O = 2.783 (6) Angstrom], and adjacent ion-pairs are linked into a linear helical chain by a third and substantiall...
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| Format: | Article |
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International Union of Crystallography
2002
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| Summary: | The 2-aminopyrimidin-1-ium trichloroacetate ion-pairs in the title compound, C4H6N3+.C2Cl3O2-, are held together by two N-H...O hydrogen bonds [N-amino...O = 2.733 (5); N-pyrimidinium...O = 2.783 (6) Angstrom], and adjacent ion-pairs are linked into a linear helical chain by a third and substantially weaker N-H...O hydrogen bond [N...O = 3.026 (3) Angstrom]. The calculated structure of the ion-pair geometry, optimized at the PM3 level, shows good agreement with the experimental results. |
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