Name Edaravone Synonyms 3-Methyl-1-phenyl-2-pyrazolin-5-one CAS Registry Number 89-25-8 EINECS 201-891-0 Name  Edaravone Synonyms  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 Molecular Formula  C10H10N2O Molecular Weight  174.20 CAS Registry Number  89-25-8 EINECS  201-891-0

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