Methyl 4-bromo-3-hydroxybenzoate
نویسندگان
چکیده
In the title compound, C(8)H(7)BrO(3), the meth-oxy-carbonyl group is twisted at a dihedral angle of 8.06 (4)° with respect to the benzene ring. In the crystal, mol-ecules are connected by O-H⋯O hydrogen bonds into helical chains running along the b axis.
منابع مشابه
Methyl 5-bromo-2-hydroxybenzoate
The title compound, C(8)H(7)BrO(3), is almost planar (r.m.s. deviation for the non-H atoms = 0.055 Å). In the crystal, O-H⋯O hydrogen bonds link the mol-ecules into C(6) chains propagating in [010]. Very weak aromatic π-π inter-actions [centroid-centroid distances = 3.984 (5) and 3.982 (5) Å] also occur.
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In the title compound, C15H14O4, the dihedral angle between the benzene rings is 67.18 (8)°. The Ca-Cm-O-Ca (a = aromatic and m = methyl-ene) torsion angle is 172.6 (3)° and an intra-molecular O-H⋯O hydrogen bond generates an S(6) ring. In the crystal, mol-ecules are linked by C-H⋯O hydrogen bonds into zigzag chains propagating in [001] and C-H⋯π inter-actions also occur.
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