In the structure of the title compound, C 12 H 11 NO 4 , the two furan rings, one to a greater degree than the other, adopt envelope conformations and are twisted slightly relative to the benzene ring. The olefinic bond displays a trans configuration.
7-Nitro-1,2,3a,4-tetrahydrobenzo[b][1,3]oxazolo[3,2-d]oxazine: a new heterocycle
✍ Scribed by Vishnu Vardhan Reddy, S. ;Sivalakshmi Devi, A. ;Vyas, K. ;Venugopal Rao, V. ;Koteswar Rao, Y. ;Venkateswarlu, A. ;Dubey, P. K.
- Publisher
- International Union of Crystallography
- Year
- 2003
- Tongue
- English
- Weight
- 387 KB
- Volume
- 59
- Category
- Article
- ISSN
- 1600-5368
No coin nor oath required. For personal study only.
✦ Synopsis
Single-crystal X-ray study T = 298 K Mean '(C±C) = 0.004 A Ê R factor = 0.076 wR factor = 0.095 Data-to-parameter ratio = 10.8 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 9 H 10 N 2 O 2 , the tetrahydropyridine ring adopts an envelope conformation and the molecule, except for the envelope flap C and the H atoms, is essentially planar.
## Abstract Microwave‐promoted reaction between bisbromotriazole (I) and α‐haloketones proceeds via a tandem alkylation/cyclization process to give the title heterocycle (III).
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.016 A Ê R factor = 0.097 wR factor = 0.231 Data-to-parameter ratio = 14.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
## 3-(3-Methoxybenzoyl 6,6-trimethyl-4,5,6,7-tetrahydrospiro[benzo[b] furan-2(3H),3 0 0 0 (2 0 0 0 H)-1H-indole]-4,2 0 0 0 -dione