title: 3,3,6,6,9,9-Hexamethyl-2,3,4,5,6,7,8,9-octa-hydro-1H-xanthene-1,8-dione.
abstract: The title compound, C(19)H(26)O(3), was synthesized directly from the condensation of 5,5-dimethyl-cyclo-hexane-1,3-dione with malononitrile catalysed by palladium chloride: there are two molecules in the asymmetric unit.
authors.affiliation: School of Chemistry and Environment, South China Normal University, Guangzhou 510006, People's Republic of China.
authors.forename: Xiaofen
authors.initials: X
authors.lastname: Xie
authors.forename: Yuying
authors.initials: Y
authors.lastname: Zhang
authors.forename: Jiefeng
authors.initials: J
authors.lastname: Liang
authors.forename: Yulin
authors.initials: Y
authors.lastname: Zhu