Edaravone Impurity 7

Chemical Name: (Z)-3',5-dimethyl-3,5'-dioxo-1',2-diphenyl-1',2,3,5'-tetrahydro-[4,4'-bipyrazolylidene] 1-oxide

Synonym: N-7 Isomer of famciclovir ; 9-[4-Acetoxy-3-(acetoxymethyl)butyl]-2-aminopurine ; BRL 42810 ; FCV ; Famcivir ; Famcyclovir ; Famtrex ; Famvir ; 2-[2-(2-Amino-9H-purin-9-yl)ethyl]-1,3-propanediol Diacetate Ester