Title: Phenopyrazone
CAS Registry Number: 3426-01-5
CAS Name: 1,4-Diphenyl-3,5-pyrazolidinedione
Additional Names: 1,4-diphenyl-3,5-dioxopyrazolidine
Molecular Formula: C15H12N2O2
Molecular Weight: 252.27
Percent Composition: C 71.42%, H 4.79%, N 11.10%, O 12.68%
Literature References: Prepn: Kraft, US 2909465 (1959 to Knoll).
Properties: Crystals, mp 233-234°. May be recrystallized from dioxane or ethyl acetate.
Melting point: mp 233-234°
Therap-Cat: Analgesic, antipyretic.
Keywords: Analgesic (Non-Narcotic); Antipyretic.
Status: This monograph has been retired and is no longer subject to revision or update. |