N(CH2CH3)3 in tetrahydrofuran (N2); addn. of selenium compd. and amine to a soln. of iron carbonyl in THF, stirring at room temp. for 10 min, cooling to -100°C, pouring to manganese complex, warming to -80°C, stirring for 7-8 h at -80 to -45°C; evapn. at -50 to -40°C, column chromy (Al2O3, petroleum ether, petroleum ether/CH2Cl2 20:1, petroleum ether/CH2Cl2/Et2O 10:1:1), evapn., recrystn. (petroleum ether/CH2Cl2, -80°C); elem. anal.;

in ammonia Irradiation;

hydrogenchloride; zinc

selenium Zersetzung des Reaktionsproduktes durch verd. Salzsaeure;

1: Zn / diethyl ether 2: HNO3 View Scheme

1: aqueous NaOH; dimethyl sulfate 2: AlCl3; CS2 View Scheme

in tetrahydrofuran T=20°C; 4 h; Inert atmosphereGreen chemistry;

potassium hydroxide in diethyl ether; ethanol

1: KOH / ethanol; diethyl ether 2: (oxidation) View Scheme

in ethanol T=40 - 50°C; 0.5 h;