Huang Tanxiao, Zhang Dongdong, Yang Quanzhi, Wei Xiaoyan, Wu Jianzhang
Acta Crystallogr Sect E Struct Rep Online. 2010 Sep 8;66(Pt 10):o2518. doi: 10.1107/S1600536810035257.
The title compound, C(17)H(14)F(2)O(3), is approximately planar, the dihedral angle between the rings being 5.46 (2)°. The H atoms of the central propenone group are trans. The crystal structure is stabilized by inter-molecular C-H⋯F hydrogen bonds.