In the title molecule, C 20 H 12 ClNO 4 S, the benzopyran ring system and the thiazolidine ring are planar. The dihedral angle between the chlorobenzyl and thiazolidine rings is 74.42 (8) . The crystal structure is stabilized by intermolecular C-HÁ Á ÁO hydrogen bonds.
3-Ethyl-5-(4-oxochroman-3-ylmethylene)-1,3-imidazolidine-2,4-dione
✍ Scribed by Aslantaş, Mehmet ;Ceylan–Ünlüsoy, Meltem ;Ertan, Rahmiye ;Kendi, Engin ;Büyükgüngör, Orhan
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 96 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
Single-crystal X-ray study T = 295 K Mean (C-C) = 0.002 A R factor = 0.043 wR factor = 0.114 Data-to-parameter ratio = 15.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
📜 SIMILAR VOLUMES
In the title compound, C~13~H~14~N~2~O~3~, the morpholine ring adopts the usual chair conformation. The crystal structure is stabilized by weak C—H...O hydrogen-bond interactions.
There are two molecules in the asymmetric unit of the title compound, C 21 H 12 Cl 4 N 2 O 2 S 3 , which differ in the orientation of the chlorobenzene ring.
In the title compound, C 10 H 10 N 4 O 4 , the triazine ring is nearly planar. The 1,3-dioxane-4,6-dione ring exhibits a half-chair conformation. The molecule is disordered and the structure has been refined using a split model.