diisobutylaluminium hydride in cyclohexane T=72°C; 14 h;

hydrogenchloride; n-butyllithium in diethyl ether; hexane; water

phosphorus trichoride in acetonitrile T=20°C; 2 h;

phosphorus trichoride 2) Et2O, reflux, 1h; Yield given. Multistep reaction;

phosphorus trichoride

dihydrogen peroxide in dichloromethane; water 0.75 h; cooling;

in 1,4-dioxane in dioxane at 120°C;

β-thiodiglucol in methanol; dichloromethane; water under N2 or Ar using Schlenk techniques; in the dark; soln. of HAuCl4*4H2O dissolved in H2O/MeOH; cooled; soln. of β-thiodiglucol in MeOH added with stirring; soln. of org. ligand in MeOH/CH2Cl2 added; mixt. stirred overnight; MeOH added; solvent removed (vac.); recrystd. (CH2Cl2/hexane); dried (vac.);