1: With hydrogenchloride in tetrahydrofuran; water T=40°C; 24 h; 2: With sodium nitrite in tetrahydrofuran; water T=0°C; 0.166667 h; 3: With potassium iodide in tetrahydrofuran; water T=0 - 60°C; Sandmeyer reaction; 1.25 h;

tetramethylammonium hydrogen sulfate T=20°C; 3 h;

tris(trifluoroacetoxy)-λ3-iodane in dichloromethane 6 h; Ambient temperature;

Behandeln des Reaktionsprodukts in alkal. Loesung mit Luft;

anhydrous copper acetate; copper; potassium carbonate T=210°C;

1.1: bis-triphenylphosphine-palladium(II) chloride; sodium carbonate / ethylene glycol dimethyl ether; water / 48 h / 80 °C 2.1: lithium aluminium tetrahydride; AlCl3, aluminium chloride / tetrahydrofuran / -78 - 20 °C / Cooling with acetone-dry ice; Inert atmosphere; Reflux 2.2: 216 h / Inert atmosphere; Reflux View Scheme

(Ph3P)2Pd(Ph)(I) in N,N-dimethyl-formamide T=50°C; 2 h; various substrates, cross coupling reaction; Product distribution;

bis-triphenylphosphine-palladium(II) chloride; sodium carbonate in ethylene glycol dimethyl ether; water T=80°C; Suzuki coupling; 48 h;

in pyridine T=90°C; 26 h;

potassium carbonate; copper(l) iodide in pyridine T=115°C; 14 h; other catalyst - Pd<P(C6H5)3>2Cl2 + CuI, without catalyst; Product distribution;