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Pyridinium 4-carb­oxy-2-nitro­benzoate

✍ Scribed by Chen, Jiao-Jiao ;Guo, Ming-Lin


Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
237 KB
Volume
63
Category
Article
ISSN
1600-5368

No coin nor oath required. For personal study only.

✦ Synopsis


In the title compound, C~5~H~6~N^+^·C~8~H~4~NO~6~
^−^, N—H...O and O—H...O hydrogen bonds stabilize the crystal structure.


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The title compound, C~7~H~8~NO~3~ ^+^·Cl^−^·0.5H~2~O, features inter- and intramolecular O—H...Cl and N—H...O hydrogen bonds, linking the molecules into a three-dimensional network. The water molecule is located on a crystallographic twofold rotation axis.

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In the title compound, [Co(C~12~H~8~N~2~)~2~(C~17~H~8~O~9~)]·H~2~O, the Co atom is octahedrally coordinated by four N atoms from two 1,10-phenanthroline (phen) ligands and two O atoms from the 2-carboxy-4-(4-carboxy-3-carboxylatobenzoyl)benzoate ligand. O...H...O hydrogen bonds link this discrete st