The title compound, C~17~H~12~Cl~2~O, crystallizes in a centrosymmetric space group. The dihedral angle between the two benzene rings is 24.7โ (1)ยฐ. The crystal packing is characterized by non-classical CโH...O and CโH...Cl inter- and intramolecular hydrogen bonds.
(1 E ,4 E )-1,5-Bis(2,4-dimethylphenyl)penta-1,4-dien-3-one
โ Scribed by Feng, Zhiguo; Li, Junhua; Lin, Yi
- Book ID
- 125420240
- Publisher
- International Union of Crystallography
- Year
- 2009
- Tongue
- English
- Weight
- 326 KB
- Volume
- 65
- Category
- Article
- ISSN
- 1600-5368
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๐ SIMILAR VOLUMES
The title compound, C 21 H 22 O 5 , a derivative of the antioxidant, anti-inflammatory compound curcumin, crystallizes with two molecules (A and B) in the asymmetric unit. The mean planes of the two 3,4-dimethoxyphenyl groups in A and B make dihedral angles of 57.9 (7) and 33.4 (3) . An extensive ne
Single-crystal X-ray study T = 296 K Mean '(CยฑC) = 0.003 A ร R factor = 0.034 wR factor = 0.099 Data-to-parameter ratio = 7.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.