2,3-Bis(3-nitrophenyl)quinoxaline
✍ Scribed by Lei, Peng ;Hu, Zhi-Zhi ;Wang, Cui-Ping ;Chen, Xing ;Zhang, Zhi-Qiang
- Book ID
- 104491658
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 796 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title compound, C 20 H 12 Br 2 N 2 , the two bromobenzene rings are inclined at 58.7 (2) to each other, and at 43.7 (2) and 53.9 (2) to the quinoxaline ring system.
In the title compound, C 20 H 24 N 2 O 4 , the quinoxalinediyl bridging group separates two -diketone groups, which are found to be in a pseudo-trans configuration. The major contributing packing forces areinteractions and weak but influential C-HÁ Á ÁO hydrogen bonds.
Single-crystal X-ray study T = 100 K Mean '(C±C) = 0.005 A Ê R factor = 0.044 wR factor = 0.119 Data-to-parameter ratio = 19.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.