2,3,1′,3′-Tetrahydro-[1,2′]biindenylidene
✍ Scribed by Jovanovic, Jovan ;Elling, Wilhelm ;Schürmann, Markus ;Preut, Hans ;Spiteller, Michael
- Publisher
- International Union of Crystallography
- Year
- 2002
- Tongue
- English
- Weight
- 176 KB
- Volume
- 58
- Category
- Article
- ISSN
- 1600-5368
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Single-crystal X-ray study T = 291 K Mean '(C±C) = 0.002 A Ê R factor = 0.042 wR factor = 0.111 Data-to-parameter ratio = 18.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Single-crystal X-ray study T = 298 K Mean '(C±C) = 0.003 A Ê R factor = 0.054 wR factor = 0.190 Data-to-parameter ratio = 16.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e. ## Experimental Compound (I) was obtained in trace am
The title compound, C 14 H 14 N 2 O 3 , possesses C s symmetry, with the central CH 2 and C O atoms of the tetrahydropyrimidin-2-one group lying on the mirror plane. The molecule is bowshaped, with two symmetry-related intramolecular CÐHÁ Á ÁO hydrogen bonds. In the crystal structure, the molecules
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.005 A Ê R factor = 0.052 wR factor = 0.151 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.