Rui Ma, Rongming Ma, Yubang Hou, Xuejian Yong, Feng Bao
2007 Acta Crystallographica Section E  
There are two molecules in the asymmetric unit of the title compound, C25H23N3O, both of which are stabilized by an intramolecular N—H...O hydrogen bond. The dihedral angles between the pyrazole plane and the attached phenyl ring in the two molecules are 19.9 (2) and 17.7 (2)°.
doi:10.1107/s1600536807051033 fatcat:brprt72ayvhohkfg7dl454kicy