title: 4-(4-Nitro-benzene-sulfonamido)pyri-dinium chloride.
abstract: In the title compound, C(11)H(10)N(3)O(4)S(+)·Cl(-), the benzene ring makes an angle of 89.2 (1)° with the pyridinium ring. The dihedral angle between the nitro group and the benzene ring is 15.7 (1)°. The crystal structure is stabilized by N-H⋯Cl hydrogen bonds.
authors.forename: Hao
authors.initials: H
authors.lastname: Zhang
authors.forename: Yu-Xiang
authors.initials: YX
authors.lastname: Ma
authors.forename: Lin
authors.initials: L
authors.lastname: Zhou
authors.forename: Hai-Zhen
authors.initials: HZ
authors.lastname: Mo