1,1'-bis-(diphenylphosphino)ferrocene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate in toluene 2 h; Inert atmosphereReflux;

1: 3-bromo-aniline With n-butyllithium; ZnCl2*TMEDA in tetrahydrofuran; hexane T=0°C; 0.5 h; Inert atmosphereSchlenk technique; 2: phenyl-magnesium bromide With N,N'-dimethyl-N,N'-propyleneurea; bis(acetylacetonate)nickel(II); 1,2-dichloro-2-methylpropane in tetrahydrofuran; hexane T=0 - 20°C; 2.5 h; Inert atmosphereSchlenk technique; 3: With triphenylphosphine in tetrahydrofuran; hexane T=60°C; 6 h; Inert atmosphereSchlenk technique;

palladium diacetate; caesium carbonate; 2-(dicyclohexylphosphino)-2',4',6'-tri-i-propyl-1,1’-biphenyl in toluene T=100°C; 1.5 h;

potassium phosphate; 2-(dicyclohexylphosphino)-2',4',6'-tri-i-propyl-1,1’-biphenyl; tris-(dibenzylideneacetone)dipalladium(0) in toluene Buchwald coupling; 20 h; Heating;

XPhos; palladium diacetate; caesium carbonate in toluene T=20 - 100°C; Inert atmosphere;