6-Chloro-4-oxo-4H-chromene-3-carbaldehyde

In the title compound, C10H5ClO3, a chlorinated 3-formylchromone derivative, the non-H atoms are essentially coplanar (r.m.s. deviation = 0.0456 Å) with the largest deviation from the least-squares plane [0.1136 (16) Å] being found for the ring-bound carbonyl O atom. In the crystal, molecules are li...

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Bibliographic Details
Published inActa crystallographica. Section E, Structure reports online Vol. 70; no. 5; p. o514
Main Author Yoshinobu Ishikawa
Format Journal Article
LanguageEnglish
Published International Union of Crystallography 01.05.2014
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Summary:In the title compound, C10H5ClO3, a chlorinated 3-formylchromone derivative, the non-H atoms are essentially coplanar (r.m.s. deviation = 0.0456 Å) with the largest deviation from the least-squares plane [0.1136 (16) Å] being found for the ring-bound carbonyl O atom. In the crystal, molecules are linked through stacking interactions along the b axis [shortest centroid–centroid distance between the pyran and benzene rings = 3.4959 (15) Å].
ISSN:1600-5368
1600-5368
DOI:10.1107/S1600536814007119