1: potassium hydrogen difluoride / acetone; water / 0.5 h / 0 - 20 °C 2: chloro(2-dicyclohexylphosphino-2',4',6'-triisopropyl-1,1'-biphenyl)[(2-(2-aminoethyl)phenyl)] palladium(II); caesium carbonate / water; toluene / 3 h / 85 °C / |Inert atmosphere; |Sealed tube View Scheme