title: (S)-1-Carb-oxy-2-(4-nitro-phen-yl)ethanaminium bromide.
abstract: In the crystal structure of the title compound, C(9)H(11)N(2)O(4) (+)·Br(-), the ethanaminium cations and Br(-) anions are linked together by N-H⋯Br and O-H⋯Br hydrogen bonding. In the cation, the nitro group is twisted with respect to the benzene ring, making a dihedral angle of 21.43 (5)°.
authors.affiliation: Ordered Matter Science Research Center, College of Chemistry and Chemical Engineering, Southeast University, Nanjing 210096, People's Republic of China.
authors.forename: Bo
authors.initials: B
authors.lastname: Wang