Date Published: April 01, 2012
Publisher: International Union of Crystallography
Author(s): Jing Zhao, Yan Wang.
In the title molecule, C9H6BrNO2, the dihedral angle between the –COOH group and the ring system is 6 (4)°. In the crystal, pairs of O—H⋯O hydrogen bonds link the molecules into inversion dimers and these dimers are connected via N—H⋯O hydrogen bonds to form layers parallel to the (-101) plane.
For related literature, see: Lang et al. (2011 ▶); Luo et al. (2011 ▶).