Catalogue Number: | E-5340 |
Compound Name: | Edaravone Impurity 33 |
Synonyms: | ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate compound with ethyl 3-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)but-2-enoate |
CAS#: | |
Alternate CAS#: | |
Molecular Formula: | C16H18N2O3 |
Molecular Weight: | 286.33 |
Edaravone Impurity 16 (Bis-pyrazolone)
CAS No. 177415-76-8 (enol form), 7477-67-0 (ketone form)
C20H18N4O2
M.W. 346.39
Edaravone Impurity 12
CAS No. 82772-85-8 (ketone form), 2055116-47-5 (enol form)
C22H22N4O2
M.W. 374.44