1: para-bromotoluene With magnesium in tetrahydrofuran T=20°C; 1 h; 2: pyridine-3-aldehyde in tetrahydrofuran T=0 - 20°C; 2 h; 3: With 1,3-Diiodo-5,5-dimethyl-2,4-imidazolidinedione; potassium carbonate in tetrahydrofuran; tert-butyl alcohol 20 h; RefluxDarkness;

1: 3-iodo-pyridine; p-methylphenylboronic acid With Pd(2,2,6,6-tetrametyl-3,5-heptanedionate)2; potassium carbonate in toluene Suzuki coupling reaction; 0.166667 h; 2: carbon monoxide in toluene T=100°C; Suzuki coupling reaction; P=10343.2 Torr; 10 h;

palladium diacetate; potassium carbonate in methoxybenzene T=140°C; Suzuki coupling; 12 h;

caesium carbonate; 1,3-bis(2,4,6-trimethylphenyl)imidazolinium chloride; palladium diacetate in 1,4-dioxane T=120°C; P=37503 Torr; 30 h;

diethyl ether T=-50 - -35°C; und Behandeln des Reaktionsgemisches mit wss. Salzsaeure;

in tetrahydrofuran T=-15 - 20°C; 1 h;

aluminium trichloride