Chemical Name: 7,7′-[Ethane-1,1-diylbis[(2,3-dichloro-4,1-phenylene)piperazine-4,1-diylbutane-4,1-diyloxy]]di(3,4-dihydroquinolin-2(1H)-one) (as per EP) ; 1,1′-(Ethane-1,1-diyl)bis(2,3-dichloro-4-{4-[3,4-dihydroquinolin-2(1H)-one-7-yloxybutyl]piperazin-1-yl}benzene) (as per USP)
Synonym: Aripiprazole 4 4′-dimer (USP)
Aripiprazole EP Impurity G is chemically 7,7′-[Ethane-1,1-diylbis[(2,3-dichloro-4,1-phenylene)piperazine-4,1-diylbutane-4,1-diyloxy]]di(3,4-dihydroquinolin-2(1H)-one) (as per EP) ; 1,1′-(Ethane-1,1-diyl)bis(2,3-dichloro-4-{4-[3,4-dihydroquinolin-2(1H)-one-7-yloxybutyl]piperazin-1-yl}benzene) (as per USP). It is also known as Aripiprazole 4 4′-dimer (USP). Aripiprazole EP Impurity G is supplied with detailed characterization data compliant with regulatory guideline.
