4-[(3-Hy-droxy-anil-ino)-(phenyl)-methyl-idene]-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one.
In the title compound, C(23)H(19)N(3)O(2), the dihedral angles formed by the pyrazolone ring with the three benzene rings are 30.91 (6), 60.96 (4) and 57.01 (4)°. The ligand is in the enamine-keto form and its structure is stabilized by an intra-molecular N-H⋯O hydrogen bond. In the crystal, O-H⋯N hydrogen bonds link mol-ecules into chains parallel to [01-1].
Keraghel
K
Saida
Benghanem
B
Fatiha
Dehbi
D
Ouarda
Ourari
O
Ali
Ouari
O
Kamel
Lydia
L
Brelot