Not Less Than - 95%
7,7'-[Ethane-1,1-diylbis[(2,3-dichlorobenzene-4,1-diyl)piperazine-4,1-diylbutane-4,1-diyloxy]]di[3,4-dih
ydroquinolin-2(1H)-one]; Aripiprazole Dimer Impurity;1,1'-(ethane-1,1-diyl)bis(2,3-dichloro-4-{4-[3,4-dihydroquinolin-2(1H)-one-7-yloxybutyl]piperazin-1-yl}benzene); 7,7'-[Ethane-1,1-diylbis[(2,3-dichlorobenzene-4,1-diyl)piperizine-4,1-diylbutane-4,1-diyloxy]]bis[3,4-dihydroquinolin-2(1H)-one; Aripiprazole 4,4′-dimer; 1,1′-(Ethane-1,1-diyl)bis(2,3-dichloro-4-{4-[3,4-dihydroquinolin-2(1H)-one-7-yloxybutyl]piperazin-1-yl}benzene)