organic compounds
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The title compound, C8H7BrO3, is almost planar (r.m.s. deviation for the non-H atoms = 0.055 Å). In the crystal, O—HO hydrogen bonds link the molecules into C(6) chains propagating in [010]. Very weak aromatic π–π interactions [centroid–centroid distances = 3.984 (5) and 3.982 (5) Å] also occur.