Acta Cryst. (2009). E65, o219  [ doi:10.1107/S1600536808042189 ]

3,3,6,6,9,9-Hexamethyl-2,3,4,5,6,7,8,9-octahydro-1H-xanthene-1,8-dione

X. Xie, Y. Zhang, J. Liang and Y. Zhu

Abstract: The title compound, C₁₉H₂₆O₃, was synthesized directly from the condensation of 5,5-dimethylcyclohexane-1,3-dione with malononitrile catalysed by palladium chloride: there are two molecules in the asymmetric unit.

Online 8 January 2009

Copyright © International Union of Crystallography
IUCr Webmaster