In the title compound, C 20 H 21 N 5 O 9 , the dihedral angle between the two five-membered rings of the glycoluril system is 68.79 ( 14) and the crystal structure is stabilized by intermolecular C-HÁ Á ÁO interactions.
Diethyl cis-4,5,10,11-tetrahydro-4,11-dioxo-1H,3H-2-oxa-3a,4a,10a,11a-tetraazabenz[f]indeno[2,1,7-ija]azulene-11b,11c-dicarboxylate
✍ Scribed by Cao, Li-Ping ;Gao, Meng ;Zhou, Bao-Han
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 276 KB
- Volume
- 62
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
The title compound, C 28 H 26 N 4 O 7 , (I) crystallizes with two molecules in the asymmetric unit. It is a glycoluril derivative with five fused rings. A phenylethynyl-substituted benzene ring is fused to a seven-membered ring, which binds two of the N atoms from separate rings of the glycoluril sy
In the molecule of the title compound, C 20 H 20 Br 2 N 4 O 7 , one ethyl group is disordered over two positions; site-occupation factors were fixed at 0.63 and 0.37. The non-planar seven-and six-membered rings adopt chair conformations, while the two five-membered rings have envelope conformations.
The title compound, C 21 H 23 BrN 4 O 8 , is a glycoluril derivative in which the oxadiazinane six-membered ring displays a normal chair conformation. The methoxy and Br groups attached to the phenyl ring are disordered in a 0.847 (4):0.153 (4) ratio and the pendant ethoxy group is disordered over t
The title compound, C 25 H 20 N 6 O 3 ÁCHCl 3 , a rigid glycoluril derivative, is an intermediate for the synthesis of molecular tweezers. The crystal structure is stabilized by intermolecular C-HÁ Á ÁO and N-HÁ Á ÁO hydrogen bonds. The chloroform solvent molecule is disordered over two positions; t