N-Desethyl amodiaquine is the biologically active metabolite of Amodiaquine. N-Desethyl amodiaquine is an antiparasitic agent, has inhibitory for strains V1/S and 3D7 with IC50 values of 97 nM and 25 nM, respectively. N-Desethyl amodiaquine can be used for the research of malaria[1][2].