%0 Journal Article %T 2-(4-Aminophenyl)-1-phenyldiazenium 2,4,6-trinitrophenolate %A Graham Smith %A Urs D. Wermuth %A Jonathan M. White %J Acta Crystallographica Section E %D 2011 %I International Union of Crystallography %R 10.1107/s1600536811008968 %X In the title salt, C12H12N3+¡¤C6H2N3O7 , the diazenyl group of the 4-(phenyldiazenyl)aniline molecule is protonated and forms a hydrogen bond with the phenolate O-atom acceptor of the picrate anion. Structure extension occurs through two symmetrical inter-ion three-centre amine N¡ªH...O,O¡änitro hydrogen-bonding associations [graph set R12(4)], giving a convoluted two-dimensional network structure. %U http://scripts.iucr.org/cgi-bin/paper?S1600536811008968