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2-(2,4-Di­bromo­phenyl­amino)-7-nitro­benzisoselenazol-3-one

✍ Scribed by Dupont, Léon ;Messali, Mouslim ;Christiaens, Léon ;Evrard, Guy

Publisher
International Union of Crystallography
Year
2002
Tongue
English
Weight
255 KB
Volume
58
Category
Article
ISSN
1600-5368

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✦ Synopsis

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.005 A Ê Disorder in main residue R factor = 0.033 wR factor = 0.085 Data-to-parameter ratio = 14.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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✍ Dupont, Léon ;Messali, Mouslim ;Christiaens, Léon 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 500 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.008 A Ê R factor = 0.054 wR factor = 0.145 Data-to-parameter ratio = 12.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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The title compound, C 7 H 4 Br 2 O, has mirror symmetry perpendicular to the tropone ring, and forms a head-to-head association of two nearly parallel molecules. Intermolecular -, halogen-halogen and C-HÁ Á ÁO interactions are observed in the crystal structure.