5-(di(adamantan-1-yl)phosphino)-1′,3′,5′-triphenyl-1′H-1,4′-bipyrazole; palladium diacetate; caesium carbonate in toluene T=80°C; 3 h; Inert atmosphere;

1: 1-bromo-2-methyl benzene With copper(l) iodide; 2-methyl-8-hydroxyquinoline; tetra(n-butyl)ammonium hydroxide in water; dimethyl sulfoxide T=130°C; 2: 1-bromo-octane With tetra(n-butyl)ammonium hydroxide in water; dimethyl sulfoxide T=100°C; Williamson reaction;

potassium hydroxide