1-[1-(4-Fluorobenzyl)-2-benziMidazolyl]-4-(MethylaMino)piperidine dihydrochloride, 97%

1-[1-[(4-Fluorophenyl)methyl]-1H-benzimidazol-2-yl]-N-methyl-4-piperidinamine is used as a reactant in the preparation of brain-penetrating 2-aminobenzimidazole H1-antihistamines for the treatment of insomnia. It is a Mizolastine intermediate and impurity.