(2E)-1-( 2,4-dichlorophenyl)-3-(2-hydroxyphenyl)prop-2-en-1-one

The geometric parameters of the title molecule, C15H10Cl2O2, are in the usual ranges. The central double bond is trans configured. The dihedral angle between the dichlorophenyl and hydroxyphenyl rings is 71.38 (3)degrees. The crystal packing is stabilized by O-H center dot center dot center dot O hydrogen bonds and C-H center dot center dot center dot O contacts.