Supramolecular structures of three isomeric 4-(methylphenylamino) pyridine-3-sulfonamides

…, D Filić, M Marinković, E Meštrović, M Dumić

Index: Hulita, Nada Kosutic; Danilovski, Aleksandar; Filic, Darko; Marinkovic, Marina; Mestrovic, Ernest; Dumic, Miljenko Acta Crystallographica Section C: Crystal Structure Communications, 2005 , vol. 61, # 11 p. o648-o651

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Citation Number: 2

Abstract

The structures of the three title isomers, namely 4-(2-methylanilino) pyridine-3- sulfonamide,(I), 4-(3-methylanilino) pyridine-3-sulfonamide,(II), and 4-(4-methylanilino) pyridine-3-sulfonamide,(III), all C12H13N3O2S, differ in their hydrogen-bonding arrangements. In all three molecules, the conformation of the 4-aminopyridine-3- sulfonamide moiety is conserved by an intramolecular N—H⋯ O hydrogen bond and a C ...