Acta Cryst. (2005). E61, o127-o129  [ doi:10.1107/S1600536804032659 ]

3,4-O-Isopropylidene-2-C-methyl-D-arabinono-1,5-lactone

F. Punzo, D. J. Watkin, S. F. Jenkinson and G. W. J. Fleet

Abstract: The title -lactone, C₉H₁₄O₅, formed in high diastereoselectivity by the Kiliani reaction of a protected 1-deoxyketose, adopts a boat conformation in which an OH group occupies a flagpole position.

Online 18 December 2004

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