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In the title compound, C13H10O3, there is a single type of intermolecular hydrogen bond. From this is formed a cyclic dimer about a twofold axis. In addition, there is an intramolecular hydrogen bond which is virtually identical to that observed in salicylic acid.
Supporting information
| Crystallographic Information File (CIF) Contains datablocks global, 1 |
| Structure factor file (CIF format) Supplementary material |
CCDC reference: 128248
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