The structure of (I), showing the atom-numbering scheme. Displacement ellipsoids are drawn at the 50% probability level.
2-Methyl-4-phenyl-2-(trimethylsilyloxy)-3,4-dihydro-2H,5H-pyrano[3,2-c][1]benzopyran-5-one
✍ Scribed by Peng, Da-Quan
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 122 KB
- Volume
- 62
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title compound, C 23 H 24 O 4 Si, the naphthalene ring system is essentially planar. The conformation of the dihydropyran ring is very similar to a half-chair form. There are intermolecular C-HÁ Á ÁO interactions andstacking interactions in the crystal structure.
The title compound, C 17 H 14 O 5 , a flavone, was isolated from the rhizomes of Kaempferia parviflora. There are two crystallographically independent molecules in the asymmetric unit. The molecular structure is stabilized by intramolecular O-HÁ Á ÁO and C-HÁ Á ÁO hydrogen bonds. C-HÁ Á ÁO intermole
In the molecule of the title compound, C 9 H 9 N 3 O, the dihedral angle between the planar rings is 7.49 (3) . In the crystal structure, intermolecular N-HÁ Á ÁO hydrogen bonds link the molecules into dimers, which may be effective in the stabilization of the crystal structure.