N′-(3-Bromo-5-chloro-2-hydroxybenzylidene)-4-hydroxybenzohydrazide

The molecule of the title compound, C14H10BrClN2O3, is planar [dihedral angle between the aromatic rings = 3.0 (2)°] and shows a trans configuration with respect to the C=N double bond. The crystal structure is stabilized by intermolecular N—H...O hydrogen bonds and an intramolecular O—H...N interaction also occurs.