brivaracetam and its Impurities
Brivaracetam is used to treat partial-onset seizures with or without secondary generalisation, in combination with other antiepileptic drugs. It is a chemical analog of levetiracetam, a racetam derivative with anticonvulsant properties.. Reference standards of Brivaracetam API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


(R)-N-((S)-1-Amino-1-oxobutan-2-yl)-3-(bromomethyl)-N-((R)-3-(bromomethyl)hexanoyl)hexanamide
(R)-N-((S)-1-Amino-1-oxobutan-2-yl)-3-(bromomethyl)-N-((R)-3-(bromomethyl)hexanoyl)hexanamide
Catalogue No.:PA 29 0481004
CAS :
NA
Molecular Formula : C18H32Br2N2O3
Molecular Weight : 484.27


(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl (R)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate
(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl (R)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate
Catalogue No.:PA 29 0481014
CAS :
2650518-21-9
Molecular Formula : C21H40N2O3
Molecular Weight : 368.56


(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate
(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate
Catalogue No.:PA 29 0481023
CAS :
2650518-20-8
Molecular Formula : C21H40N2O3
Molecular Weight : 368.56