potassium carbonate; triphenylphosphine in water; toluene T=120°C; Heck-type coupling; 5 h; Heating;

tert.-butylhydroperoxide; copper diacetate in trichloroethane, 1,1,2- T=90°C; 12 h;

potassium phosphate; carbonic acid diethyl ester T=145 - 150°C; 44 h; Air;

triethylamine; palladium in N,N-dimethyl acetamide T=100°C; Heck reaction; 24 h;

1: (4-methoxyphenyl)methanol With 1,10-phenanthroline; potassium tert-butylate; copper(l) chloride in o-di-fluorobenzene T=20°C; 0.166667 h; Inert atmosphere; 2: With 1-methyl-1H-imidazole; di-tert-butylazodicarboxylate; oxygen in o-di-fluorobenzene Reflux; 3: 2-diazo-N,N-dimethylacetamide With triphenylphosphine in o-di-fluorobenzene Inert atmosphere; stereoselective reaction;

lithium diisopropyl amide in tetrahydrofuran -75 deg C, 1 h; r.t., 1 h; r.t., 2 h;

1: N,N-dimethyl(triphenylsilyl)acetamide With potassium hexamethylsilazane in tetrahydrofuran; toluene T=0°C; 0.5 h; 2: 4-methoxy-benzaldehyde in tetrahydrofuran; toluene T=-78°C; Peterson reaction; 3 h; Further stages. Title compound not separated from byproducts.;

{C6H3[NHP(piperidinyl)2]2Pd(Cl)}; tetrabutylammomium bromide; potassium carbonate in 1-methyl-pyrrolidin-2-one; toluene T=200°C; Heck reaction; 72 h; Inert atmosphere;

potassium carbonate T=145 - 150°C; 62 h; Air;

{C6H3[NHP(piperidinyl)2]2Pd(Cl)}; potassium carbonate in N,N-dimethyl-formamide; toluene T=140°C; Heck reaction; 2.5 h; Inert atmosphere;