3,9-Bis(2-chloro-phen-yl)-2,4,8,10-tetra-oxaspiro-[5.5]undeca-ne

Acta Crystallogr Sect E Struct Rep Online. 2010 Jan 23;66(Pt 2):o426. doi: 10.1107/S1600536810002400.

Abstract

The complete mol-ecule of the title compound, C(19)H(18)Cl(2)O(4), is generated by a crystallographic twofold axis that passes through the spiro C atom. The 1,3-dioxane ring adopts a chair conformation and the phenyl substituent occupies an equatorial site.