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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

Chemical Name 3-Methyl-1-phenyl-2-pyrazolin-5-one
Synonyms PMP;Edaravone;5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one;2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one;C.I. Developer 1;MCI-186;1-Phenyl-3-Methyl-5-Pyrazole;1,3,5-PMP;1-Phenyl-3-Methyl-5-Pyrazolone;1-Phenyl-3-Methyl-5-Prazalone;3-Methyl-1-phenyl-5-pyrazolone
Molecular Formula C10H10N2O
Molecular Weight 174.1992
InChl InChI=1/C10H10N2O/c1-8-7-10(13)12(11-8)9-5-3-2-4-6-9/h2-6H,7H2,1H3
CAS Registry Number 89-25-8
EINECS 201-891-0
Molecular Structure 89-25-8  3-Methyl-1-phenyl-2-pyrazolin-5-one
Density 1.17g/cm3
Melting Point 127-131℃
Boiling Point 333°C at 760 mmHg
Refractive Index 1.606
Flash Point 155.2°C
Water Solubility 3 g/L (20℃)
Vapour Pressur 0.000141mmHg at 25°C
Hazard Symbols  Xi##Irritant:;
Risk Codes R36/37/38:;
Safety Description S26||S36:;
MSDS Material Safety Data Sheet

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