Title: Phenicarbazide
CAS Registry Number: 103-03-7
CAS Name: 2-Phenylhydrazinecarboxamide
Additional Names: 1-phenylsemicarbazide; 1-carbamyl-2-phenylhydrazine
Trademarks: Cryogenine; Kryogenin
Molecular Formula: C7H9N3O
Molecular Weight: 151.17
Percent Composition: C 55.62%, H 6.00%, N 27.80%, O 10.58%
Line Formula: C6H5NHNHCONH2
Literature References: Prepd by mixing 50 g phenylhydrazine with 37 g 90% acetic acid and 250 g water, then slowly adding a soln of 45 g potassium cyanate in 150 g water: Wildman, Ber. 26, 2613 (1893).
Properties: Leaflets from water, mp 172°. Very sol in hot water, alcohol, methanol, and acetone; difficultly sol in cold water, ether, benzene, ligroin.
Melting point: mp 172°
Therap-Cat: Antipyretic.
Keywords: Antipyretic.
Status: This monograph has been retired and is no longer subject to revision or update. |