Research Article: 3-(2,4-Dichloro­benzyl­idene)-1,5-dioxa­spiro­[5.5]undecane-2,4-dione

Date Published: June 01, 2011

Publisher: International Union of Crystallography

Author(s): Wu-Lan Zeng.

http://doi.org/10.1107/S1600536811016813

Abstract

In the title mol­ecule, C16H14Cl2O4, the 1,3-dioxane and cyclo­hexane rings exhibit distorted boat and chair conformations, respectively. In the crystal, a pair of weak inter­molecular C—H⋯O hydrogen bonds link the mol­ecules into an inversion dimer.

Partial Text

For ring puckering parameters, see: Cremer & Pople (1975 ▶). For related structures, see: Zeng (2011a ▶,b ▶).

 

Source:

http://doi.org/10.1107/S1600536811016813

 

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