Pharmaceutical Reference Standards / Impurity Standards

Edaravone
Edaravone Impurity IV
Edaravone Dimer Impurity
3-Methyl-1-phenyl-2-pyrazoline-5-one
Edaravone Trimer Impurity
4,5-Dihydro-alpha-(hydroxymethyl)-alpha,3-dimethyl-5-oxo-1-phenyl-1h-pyrazole-4-methanesulfonic acid
Edaravone Impurity 2
2-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-2-sulfopropanoic acid sodium salt
Edaravone impurity P3
4,4'-(Ethane-1,1-diyl)bis(3-methyl-1-phenyl-1H-pyrazol-5(4H)-one)
Edaravone N-Oxide
Edaravone Dimer N-Oxide
Edaravone Impurity V
Edavarone impurity 8
Edaravone Impurity 9
Edaravone Impurity 10
4-Ethyl-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one
Edaravone DP-2 Impurity
(E)-2-Oxo-3-(2-phenylhydrazono)butanoic acid
5-methoxy-3-methyl-1-phenyl-1H-Pyrazole
5,5`-dimethyl-2,2`-diphenyl-2`,4`-dihydro-2H,3`H-[3,4`-bipyrazol]-3`-one
Edaravone Impurity 16
(E)-methyl 3-(2-phenylhydrazono)butanoate
Edaravone Impurity 11

Metabolites

Edaravone O-beta-D-glucuronide
Edaravone Sulfate
Edaravone Sulfate Triethylamine Salt

Isotope Labelled Compounds

Edaravone D5
Edaravone-D5 Glucuronide Sodium Salt
Edaravone Sulfate Triethylamine SaltD5