is conjugate acid of amodiaquine(1+) 356.15242 +1 PMID:26427316 InChI=1S/C20H22ClN3O/c1-3-24(4-2)13-14-11-16(6-8-20(14)25)23-18-9-10-22-19-12-15(21)5-7-17(18)19/h5-12,25H,3-4,13H2,1-2H3,(H,22,23)/p+1 An organic cation obtained by protonation of the tertiary amino group of amodiaquine; major species at pH 7.3. amodiaquine cation C20H23ClN3O OVCDSSHSILBFBN-UHFFFAOYSA-O amodiaquine C12=CC(=CC=C1C(=CC=N2)NC3=CC(=C(C=C3)O)C[NH+](CC)CC)Cl 356.870 CHEBI:131327 chebi_ontology organic cation amodiaquine ammonium ion derivative