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Pyridine-3-carboxamide-telluric acid (1/1).


ABSTRACT: In the title structure, C6H6N2O·H6O6Te, the pyridine-3-carboxamide and telluric acid mol-ecules are inter-connected by conventional O-H?N, N-H?O and O-H?O hydrogen bonds of moderate strength as well as by ?-? inter-actions between the pyridine rings. The strongest hydrogen bond in the structure is formed between a hydroxyl group of the H6TeO6 mol-ecule and the N-pyrimidine N atom. The structure is unusual because of presence of the alternating sheets, which contain H6TeO6 and pyridine-3-carboxamide mol-ecules, respectively. These sheets are aligned parallel to (001).

SUBMITTER: Fabry J 

PROVIDER: S-EPMC6176439 | biostudies-other | 2018 Oct

REPOSITORIES: biostudies-other

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Pyridine-3-carboxamide-telluric acid (1/1).

Fábry Jan J  

Acta crystallographica. Section E, Crystallographic communications 20180928 Pt 10


In the title structure, C<sub>6</sub>H<sub>6</sub>N<sub>2</sub>O·H<sub>6</sub>O<sub>6</sub>Te, the pyridine-3-carboxamide and telluric acid mol-ecules are inter-connected by conventional O-H⋯N, N-H⋯O and O-H⋯O hydrogen bonds of moderate strength as well as by π-π inter-actions between the pyridine rings. The strongest hydrogen bond in the structure is formed between a hydroxyl group of the H<sub>6</sub>TeO<sub>6</sub> mol-ecule and the <i>N</i>-pyrimidine N atom. The structure is unusual because  ...[more]