title: 4-[(2-Benzoyl-4-chlorophenyl)diazenyl]-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one.
abstract: In the title compound, C(23)H(17)ClN(4)O(2), the amino H atom forms an intra-molecular hydrogen bond to the exocyclic carbonyl O atom as well as to the O atom of the benzoyl group.
authors.forename: Zaker
authors.initials: Z
authors.lastname: Bahreni
authors.forename: Hossein
authors.initials: H
authors.lastname: Rahmani
authors.forename: Seik Weng
authors.initials: SW
authors.lastname: Ng