The title compound, C 24 H 18 , possesses a twofold rotation axis, which bisects the 1,2-dimethylbenzene ring. In the crystal structure, all three benzene rings are essentially coplanar, the angle between the central and terminal rings being 3.8 (1) .
1,1-Diphenyl-2,2-bis(trimethylsilylethynyl)ethene
✍ Scribed by Berger, Harald ;Bubenitschek, Peter ;Hopf, Henning ;Jones, Peter G.
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 232 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 180 K Mean '(C±C) = 0.003 A Ê Disorder in main residue R factor = 0.045 wR factor = 0.110 Data-to-parameter ratio = 15.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
In the title compound, C 19 H 30 Si, the double bonds are essentially localized. The central ring and its substituents, including the triple-bond system, are coplanar, with the Si atom lying 0.148 (2) A ˚out of the plane. The packing involves herring-bone layers parallel to the ab plane.
Single-crystal X-ray study T = 130 K Mean '(C±C) = 0.003 A Ê Disorder in solvent or counterion R factor = 0.046 wR factor = 0.126 Data-to-parameter ratio = 11.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.