PMP/3-Methyl-1-phenyl-2-pyrazolin-5-one/1-Phenyl-3-methyl-5-pyrazolone

English Name: PMP; 3-Methyl-1-phenyl-2-pyrazolin-5-one； 1-Phenyl-3-methyl-5-pyrazolone； 2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one； C.I. Developer 1

Other names: Edaravone; 3-methyl-1-phenyl-2-pyrazoline-5-one; 3-methyl-1-phenyl-5-pyrazolone; 1,3,5-pyrazolone; 1-phenyl-3-methyl-5-pyrazolone; Phenyl methyl azine-5-one; 2,4-dihydro-5-methyl-2-phenyl-3h-pyrazole-3-one

CAS No.: 89-25-8

C10H10N2O=174.20

Grade: ar

Content: ≥ 99.0%

Melting point: 127 ~ 130 ℃

5% hydrochloric acid dissolution test: acceptable

Burning residue: ≤ 0.1%

Physicochemical Properties: white crystal or powder. Soluble in water, slightly soluble in ethanol and benzene, insoluble in ether, petroleum ether and cold water. Boiling point 287 ℃ (27.33kpa). Irritating.

Purpose: biochemical research. Trace analysis and determination of cyanide. Intermediates of drugs and dyes. Determine vitamin B12. Verify cobalt, copper, iron, nickel and silver.

Save: RT, away from light