ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, vol.63, 2007 (SCI-Expanded)
The title compound, C14H12N2O2, is stabilized in the solid state as an enol-imine tautomer, with a strong intramolecular O-H center dot center dot center dot N hydrogen bond, one C-H center dot center dot center dot N and three C-H center dot center dot center dot O intermolecular hydrogen bonds, generating edge-fused [S(6) R-2(2)(8) R-2(2)(8) R-2(1)(6)] motifs. The molecule is approximately planar, with a dihedral angle of 4.40 (10)degrees between the two aromatic rings.