Pharmaceutical Materials

CAS No.19735-89-8/89-25-8

 

Attribute	Details
Chemical Name	1.2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
Other Names	1-Phenyl-3-methyl-5-pyrazolone; 5-Methyl-2-phenyl-1.2-dihydropyrazol-3-one; Edaravone Impurity 9. etc.
CAS Number	19735-89-8
Molecular Formula	C10H10N2O
Molecular Weight	174.2 (g/mol)
Structure	A heterocyclic compound with a pyrazolone ring, containing a phenyl group and a methyl group
Physical Properties	Density: 1.178 g/cm³; Boiling Point: 276.4°C at 760 mmHg; Flash Point: 121°C
Purity	Various purities available, commonly 98% or 99%
Appearance	White or light-colored crystalline powder
Applications	Used as an intermediate in the pharmaceutical and chemical industries
Suppliers	Numerous suppliers globally, including but not limited to ChemicalBook listed suppliers and companies in Hubei, China
Storage Conditions	Store in a cool, ventilated place, away from direct sunlight and heat
Safety Information	Handle with caution, following standard chemical safety procedures

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