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2-Hydro­xy­cyclo­hexene-1-carboxyl­ic acid: the enol isomer of 2-oxo­cyclo­hexane-1-carboxyl­ic acid

✍ Scribed by Kresge, A. Jerry ;Lough, Alan J. ;Zhu, Yu

Publisher
International Union of Crystallography
Year
2003
Tongue
English
Weight
215 KB
Volume
59
Category
Article
ISSN
1600-5368

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✦ Synopsis

Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.005 A Ê Disorder in main residue R factor = 0.046 wR factor = 0.118 Data-to-parameter ratio = 8.1 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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In the title molecule, C 18 H 18 O 5 , the cyclohexene ring adopts an envelope conformation. The dihedral angle between the two furan rings is 65.9 (1) . In the crystal structure, the carboxyl groups of inversion-related moleules are involved in the formation of dimers through OÐHÁ Á ÁO hydrogen bon