6942-46-7

Basic information

• Product Name: 1-PHENYLURAZOLE
• Synonyms: 1-PHENYLURAZOLE;1-Phenyl-1,2,4-triazolidine-3,5-dione;1-Phenyl-1H-1,2,4-triazole-3,5(2H,4H)-dione
• CAS NO: 6942-46-7
• Molecular Formula: C₈H₇N₃O₂
• Molecular Weight: 177.16
• Mol File: 6942-46-7.mol
• Article Data: 4

Chemical Properties

• Melting Point: 268-270°C
• Appearance: /
• Density: 1.373g/cm³
• Refractive Index: 1.6
• CAS DataBase Reference: 1-PHENYLURAZOLE(CAS DataBase Reference)
• NIST Chemistry Reference: 1-PHENYLURAZOLE(6942-46-7)
• EPA Substance Registry System: 1-PHENYLURAZOLE(6942-46-7)

Safety Data

• Safety Statements: 22-24/25
• Hazardous Substances Data: 6942-46-7(Hazardous Substances Data)

Usage

General Description

1-Phenylurazole, also known as phenyl-1,2,4-triazolidine-3,5-dione, is a chemical compound with the molecular formula C9H8N4O2. It is a derivative of urazoles and is commonly used as a pharmaceutical intermediate. 1-Phenylurazole has potential applications in the field of medicine, specifically in the development of drugs and medications. It has also been studied for its biological and pharmacological properties, and its potential use as a building block in organic synthesis. As a result, it is a compound of interest for researchers and scientists in the pharmaceutical and chemical industries.

InChI:InChI=1/C8H7N3O2/c12-7-9-8(13)11(10-7)6-4-2-1-3-5-6/h1-5H,(H2,9,10,12,13)

Upstream product

• 108-19-0 BIURET 
• 59-88-1 phenylhydrazine hydrochloride 
• 121-69-7 N,N-dimethyl-aniline 
• 57-13-6 urea 
• 103-03-7 1-phenylsemicarbazide 
• 39538-93-7 2-phenylsemicarbazide 
• 7647-01-0 hydrogenchloride 
• 71-41-0 pentan-1-ol 
• 100-63-0 phenylhydrazine 
• 114-83-0 1-acetyl-2-phenylhydrazine 
• 92222-40-7 N-phenyl-hydrazinecarboxylic acid ethyl ester 
• 121649-24-9 2-Oxo-5-phenyl-[1,3,4]oxadiazole-3-carboxylic acid N-phenyl-N'-[1-phenyl-meth-(E)-ylidene]-hydrazide 
• 121649-36-3 4-benzamido-1-phenyl-1,2,4-triazolidine-3,5-dione 
• 52185-41-8 benzaldehyde 2-chloroformyl-2-phenylhydrazone 

Downstream Products

• 14500-25-5 1-phenyl-3-methoxy-4-methyl-Δ²-1,2,4-triazoline-5-one 
• 34873-79-5 1-Phenyl-2-n-butylurazol 
• 14500-21-1 1-methyl-2-phenyl-[1,2,4]triazolidine-3,5-dione 
• 14500-24-4 1-phenyl-2,4-dimethylurazole 
• 13423-60-4 1-phenyl-1H-1,2,4-triazole 
• 21434-14-0 1-phenyl-1,2,4-triazole-3-thione 
• 7024-68-2 3,5-dichloro-1-phenyl-1H-[1,2,4]triazole 
• 7664-41-7 ammonia 
• 15719-64-9 methylammonium carbonate 
• 100-63-0 phenylhydrazine 
• 60558-43-2 6-(4-fluoro-phenyl)-2-phenyl-dihydro-5,8-ethano-[1,2,4]triazolo[1,2-a][1,2,4]triazine-1,3,7-trione 
• 34874-10-7 4-isopentyl-1-methyl-2-phenyl-[1,2,4]triazolidine-3,5-dione 
• 34874-09-4 1-methyl-2-phenyl-4-propyl-[1,2,4]triazolidine-3,5-dione 
• 226724-52-3 4-(4-octyl-3,5-dioxo-[1,2,4]triazolidin-1-yl)-benzenesulfonyl chloride 

Relevant articles and documents

An Easy Access to Hydrazinocarbonyl Carbamic Acid Ethyl Esters

The reaction of carboisocyanatidic acid ethyl ester with hydrazines and 3,5-dioxo-1,2,4-triazolidine is reported. The thermal cyclization of the products to 1-substituted 3,5-dioxo-1,2,4-triazolidines and to [1,2,4]triazolo[1,2-a][1,2,4]triazole-1,3,5,7-tetraone was investigated.

Synthesis of 5-Aryl-3-carbazoyl-1,3,4-oxadiazol-2(3H)-one. Derivatives and their Ring Transformation into 5-Benzamido-1,2,4-triazolidine-3,5-dione Derivatives

Some 5-aryl-3-carbazoyl-1,3,4-oxadiazol-2(3H)-one derivatives 6 and 9 have been synthesized in two ways.The expected thermal ring transformation into 2,5-disubstituted 1,3,4-oxadiazoles did not occur but, by acid hydrolysis of 5-aryl-3-3-benzylidene-2-me