title: [Derivatives if imidazol (1,5-a) pyridin-3(2H)-one].
abstract: Numerous imidazo[1,5-a]pyridin-3(2H)-one derivatives having one or two electron-attracting substituents in positions 1 or 2 have been prepared starting from substituted 2-aminomethyl-pyridines and phosgene or ethyl chlorocarbonate. Attempts to obtain unsubstituted imidazo[1,5-a]-pyridin-3(2H)-one were not successful.
mesh_terms: D003500:Cyclization; D007093:Imidazoles / Q000138:chemical synthesis*; D009682:Magnetic Resonance Spectroscopy; D011725:Pyridines / Q000138:chemical synthesis*; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet
chemical_list: D007093:Imidazoles; D011725:Pyridines
vernacular_title: Derivati dell'imidazo[1,5-a]piridin-3(2H)-one