Acta Cryst. (2006). E62, o3678-o3680  [ doi:10.1107/S1600536806029655 ]

(4Z)-3-Methyl-1-phenyl-4-{(phenyl)[4-(trifluoromethoxy)anilino]methylene}-1H-pyrazol-5(4H)-one

H.-Z. Xu, Y.-Q. Zhu and H.-B. Song

Abstract: In the title compound, C₂₄H₁₈F₃N₃O₂, the dihedral angles formed by the pyrazolone ring with one benzene and two phenyl rings are 26.18 (6), 74.42 (6) and 46.75 (8)°, respectively. The compound is in an enamine-keto form and its structure is stabilized by three intramolecular (N-HO, C-HO and C-HF) and two intermolecular (C-HO and C-HF) hydrogen-bond interactions.

Online 4 August 2006

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