New benzimidazolonyl-substituted 3-azabicyclo (3.2.0) heptane derivatives, useful e.g. as neuroleptics, antidepressants, hypnotics and sedatives

摘要

(1S,5R,6S)-exo-1-(2-(6-(4-Phenyl-3-azabicyclo (3.2.0) heptan-3-yl)-ethyl)-3-alkyl-2H-1,3-dihydrobenzimidazol-2-ones (I) are new. Aza-bicycloheptane derivatives of formula (I) and their acid addition salts are new. R1 = F or Cl; R2 = 1-3C alkyl; R3 = H, F or Cl.