Bendamustine Trichloroethyl Dimer Impurity;(Bendamustine Chloro Dimer Impurity); (Bendamustine Dimer Impurity)

Bendamustine Trichloroethyl Dimer Impurity;(Bendamustine Chloro Dimer Impurity); (Bendamustine Dimer Impurity)

4-[-((-((4-(5-(Bis(2-Chloroethyl)amino)-1-methyl-1H-benzo[d]imidazol-2-yl)butanoyl)oxy)ethyl)(2-chloroethyl)amino)-1-methyl-1H-benzo[d]imidazol-2-yl)butanic acid

Impurity reference standard used for related substances testing of Bendamustine Hydrochloride drug substance and drug product per pharmacopoeial limits.