Crystal structure of ethyl 2-(2-{(1E)-[(E)-2-(2-hydroxybenzylidene)hydrazin-1-ylidene]methyl}phenoxy)acetate

In the title compound, C18H18N2O4, the planes of the benzene rings are twisted with respect to each other at 27.25 (7)degrees. The molecule displays an extended conformation with an intramolecular O-H center dot center dot center dot N hydrogen bond. In the crystal, weak C-H center dot center dot center dot O interactions link the molecules, forming supramolecular chains running along the b-axis direction