3,4-Diaminopyridinium 2-carboxy-4,6-dinitrophenolate

In the title salt, C5H8N3+·C7H3N2O7−, the pyridine N atom of the 3,4-diaminopyridine molecule is protonated. The 3,5-dinitrosalicylate anion shows whole-molecule disorder over two orientations with a refined occupancy ratio of 0.875 (4): 0.125 (...

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Bibliographic Details
Main Authors: Madhukar Hemamalini, Hoong-Kun Fun
Format: Article
Language:English
Published: International Union of Crystallography 2010-11-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536810038936
Description
Summary:In the title salt, C5H8N3+·C7H3N2O7−, the pyridine N atom of the 3,4-diaminopyridine molecule is protonated. The 3,5-dinitrosalicylate anion shows whole-molecule disorder over two orientations with a refined occupancy ratio of 0.875 (4): 0.125 (4). In the crystal, the cations and anions are connected by intermolecular N—H...O and C—H...O hydrogen bonds, forming a three-dimensional network.
ISSN:1600-5368