Compuestos derivados de 5-fenil-1h-piridin-2-ona y 6-fenil-2h-piridazin-3-ona, inhibidores de tirosina-quinasa (btk); composicion farmaceutica que comprende a dichos compuestos y su uso para el tratamiento de un estado patologico inflamatorio y/o autoinmune

Compuestos derivados de piridin-2-onas y piridin-3-onas sustituidas; composición farmacéutica; y su uso en el tratamiento de enfermedades inflamatorias y de autoinmunidad. This application discloses 5-phenyl-1H-pyridin-2-one and 6-phenyl-2H-pyridazin-3-one derivatives according to generic Formulae I-IV: wherein, variables R, X, Y1, Y2, Y2′, Y3, Y4, n and m are defined as described herein, which inhibit Btk. The compounds disclosed herein are useful to modulate the activity of Btk and treat diseases associated with excessive Btk activity. The compounds are further useful to treat inflammatory and auto immune diseases associated with aberrant B-cell proliferation such as rheumatoid arthritis. Also disclosed are compositions comprising compounds of Formulae I-IV and at least one carrier, diluent or excipient.