3-Amino-1-phenyl-4-(propan-2-ylidene)pyrazol-5(4H)-one

In the title molecule, C12H13N3O, the phenyl and the pyrazole rings make a dihedral angle of 7.5 (2)°. Intermolecular N—H...O hydrogen bonds involving the amino group link the molecules into a three-dimensional framework.

Bibliographic Details
Main Authors: Ren-Gao Zhao, Jie Lu, Ji-Kun Li
Format: Article
Language:English
Published: International Union of Crystallography 2008-01-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536807063234