Diethyl trans-1,2-dicyanoethene-1,2-dicarboxylate at ca 150 K
✍ Scribed by Bruce, Michael I. ;Kramarczuk, Kathy A. ;Skelton, Brian W. ;White, Allan H.
- Book ID
- 104481769
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 235 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
In the title planar centrosymmetric molecule, C 10 H 10 N 2 O 4 , multiple-bond character remains essentially localized: CÐO/ N = 1.202 (3) and 1.143 (3) A Ê , and central C C 1.344 (4) A Ê .
📜 SIMILAR VOLUMES
In the title molecule, C 24 H 20 N 2 O 5 , the cyclohexene ring adopts a half-chair conformation. The molecular structure shows some intra-and intermolecular hydrogen bonds.
The structure of the title compound [systematic name: -5,5 H -dicarboxylate], C 33 H 37 ClN 2 O 4 , was determined by single-crystal X-ray diffraction at 130 K. In the crystal structure, the compound forms hydrogen-bonded dimers. The two pyrrole H atoms are bonded to one carbonyl O atom of a symmetr
Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.002 A Ê R factor = 0.032 wR factor = 0.100 Data-to-parameter ratio = 15.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.