Acta Cryst. (2005). E61, o1123-o1124  [ doi:10.1107/S1600536805008743 ]

5-Methoxyspiro[1-benzofuran-2(3H),2'-chroman]

G. R. Clark, K. Y. Tsang and M. A. Brimble

Abstract: The crystal structure of the title compound, C₁₇H₁₆O₃, has been determined to establish the relative stereochemistry at the spiro ring junction. Both O atoms adjacent to the junction adopt axial positions because of anomeric effects.

Online 25 March 2005

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