1,5-Anhydro-2,3,4,6-tetra-O-acetyl-d-lyxo-hex-1-enitol
✍ Scribed by Zhang, Yan ;Jia, Jiong ;Pang, Li-Na ;Wang, Jian-Wu
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 679 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
The title compound, C~14~H~18~O~9~, adopt the half-chair conformation ^4^
H
~5~ in the crystalline state. The structure is stabilized by C—H...O hydrogen bonds, in addition to van der Waals forces.
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## Abstract Die Titelverbindung **3**, ein Pyranosederivat mit exocyclischer Doppelbindung, liegt im Kristall ebenso wie in Lösung in einer ^5^__C__~2~(D)‐Konformation vor. Die Substituenten an C‐3 und C‐4 nehmen hierbei eine axiale Position ein. Dies ergab die Röntgenstrukturanalyse von **3**, die
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Single-crystal X-ray study T = 193 K Mean '(C±C) = 0.005 A Ê R factor = 0.053 wR factor = 0.100 Data-to-parameter ratio = 9.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
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