Edaravone > Impurities > 6

Structure Compound Pricing
Bispyrazolone
CS-T-07241 > Impurities

Molecular Formula : C20H18N4O2   Molecular Weight: 346.38   CAS Number: 7477-67-0
Synonyms : 2,2,4,4-Tetrahydro-5,5-dimethyl-2,2-diphenyl-[4,4-Bi-3H-pyrazole]-3,3-dione;3,3-dimethyl-1,1-diphenyl-1H,1H-[4,4-bipyrazole]-5,5(4H,4H)-dione
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Edaravone Impurity V
CS-P-00968 > Impurities

Molecular Weight: 518.58   CAS Number: 124009-63-8
Synonyms : 5,5',5''-trimethyl-2,2',2''-triphenyl-1H,1''H-[4,4':4',4''-terpyrazole]-3,3',3''(2H,2'H,2''H)-trione
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Edaravone Impurity VI
CS-P-00969 > Impurities

Molecular Formula : C13H16N2O4S   Molecular Weight: 296.35   CAS Number: 1323485-71-7
Synonyms : 2-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)propane-2-sulfonic acid
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Edaravone Impurity 1
CS-EO-00134 > Impurities

Molecular Formula : C13H16N2O5S   Molecular Weight: 312.34   CAS Number: 1242471-40-4
Synonyms : 1-hydroxy-2-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)propane-2-sulfonic acid; 4,5-Dihydro-α-(hydroxymethyl)-α,3-dimethyl-5-oxo-1-phenyl-1H-pyrazole-4-methanesulfonic acid
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Edaravone Impurity 3 Sodium Salt
CS-P-08142 > Impurities

Molecular Formula : C13H15N2NaO4S   Molecular Weight: 318.32   CAS Number: NA
Synonyms : sodium 2-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)propane-2-sulfonate
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4,4'-(ethane-1,1-diyl)bis(3-methyl-1-phenyl-1H-pyrazol-5(4H)-one)
CS-O-33702 > Impurities

Molecular Formula : C22H22N4O2   Molecular Weight: 374.44   CAS Number: 82772-85-8
Synonyms : 4,4'-(ethane-1,1-diyl)bis(3-methyl-1-phenyl-1H-pyrazol-5(4H)-one); 4,4'-ethylidenebis[3-methyl-1-phenyl-2-Pyrazolin-5-one; 4,4'-Ethylidenebis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one]
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