【Chemical name】:3-Methyl-1-phenyl-2-pyrazolin-5-one
【CAS RN】:89-25-8
【EINECS RN】:201-891-0
【Molecular formula】:C10H10N2O
【Molecular weight】:174.20
【Main usage】:It is used for pigment, dye, analgin and antipyrine.