cis-5-Methyl-4-phenyl-3-(4-toluenesulfonyl)-1,3-oxazin-2-one
✍ Scribed by Campi, E. M. ;Fallon, G. D. ;Holmes, A. ;Perlmutter, P. ;Teo, C. C.
- Book ID
- 114511502
- Publisher
- International Union of Crystallography
- Year
- 1995
- Tongue
- English
- Weight
- 196 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0108-2701
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📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.038 wR factor = 0.105 Data-to-parameter ratio = 11.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
At 150 K, the benzo [d][1,3]oxazin-4-one heterocycle in the title compound, C 19 H 21 NO 2 , lies on a crystallographic mirror plane. This group is planar despite the resulting unfavourable steric interaction between the proximal 5-methyl and 4carbonyl groups.
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.058 wR factor = 0.168 Data-to-parameter ratio = 16.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.