ERV57: Edaravone Impurity 7

(Z)-3-Methyl-4-(3-methyl-5-oxo-1-phenyl-1H-pyrazol-4(5H)-ylidene)-1-phenyl-1H-pyrazol-5(4H)-one N-Oxide ;

C20H16N4O3 ;
Mol. Wt.: 360.37 ;