2-Fluoro-4-(trifluoromethyl)benzaldehyde is a useful fluorinated intermediate for the synthesis of various pharmaceutically active compounds, such as Dihydroindolo[2,1-a]isoquinolines, which exhibits significant immunosuppressive activity against IL-2, IL-10 and IFN-gamma.
A direct synthesis of 5,6-dihydroindolo[2,1-a]isoquinolines that exhibit immunosuppressive activity.[1]