In the title anthraquinone derivative, C 26 H 19 O 2 P, the dihedral angle of the two benzene rings is 30.2 (1) . The diphenylphosphinoyl unit lies out of the plane of the tricyclic core.
9-Chloro-10-(dimethoxymethyl)anthracene
✍ Scribed by Yuan, Wen-Bing ;Yan, Lan ;Yang, Ru-Dong
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 375 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.008 A Ê R factor = 0.071 wR factor = 0.255 Data-to-parameter ratio = 11.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
📜 SIMILAR VOLUMES
The crystal structure of the title compound, [CuCl 2 -(C 14 H 12 N 2 )(H 2 O)], previously reported by Preston & Kennard [J. Chem. Soc. A (1969). pp. 2955±2958], has been redetermined. The recognition of an inversion twin allowed a much better re®nement.
A new non-centrosymmetric monoclinic modi®cation of 9,10dihydroanthracene-9,10-,-succinic acid anhydride (systematic name : 5,6:7,.2]octa-5,7-diene-2,3-dicarboxylic acid anhydride), C 18 H 12 O 3 , was obtained by reacting maleic anhydride and anthracene in xylene, followed by recrystallization from