triethylsilane in 1,2-dichloro-ethane T=20°C; 3 h;

triethylsilane; trifluoroacetic acid in 1,2-dichloro-ethane

triethylsilane; trifluoroacetic acid in 1,2-dichloro-ethane

1: With lithium bromide in 2-methyl tetrahydrofuran; anhydrous butyl ether T=0°C; 7 h; 2: With ammonium chloride in 2-methyl tetrahydrofuran; anhydrous butyl ether; water T=0°C; regioselective reaction;

copper(I) bromide dimethylsulfide complex; 6-(2-tert-butyl-6-diphenylphosphanylphenoxy)-2,2-dimethyl-4,4,8,8-tetraphenyltetrahydro-[1,3]dioxolo[4,5-e][1,3,2]dioxaphosphepine in 2-methyl tetrahydrofuran T=-78°C; 2 h; Inert atmosphere; optical yield given as percent eeenantioselective reaction;

copper(I) bromide dimethylsulfide complex; 6-(2,4-di-tert-butyl-6-diphenylphosphanylphenoxy)-2,2-dimethyl-4,4,8,8-tetraphenyltetrahydro-[1,3]dioxolo[4,5-e][1,3,2] dioxaphosphepine in 2-methyl tetrahydrofuran T=-78°C; 2 h; Inert atmosphere; optical yield given as percent eeenantioselective reaction;

ZnCl2*TMEDA in tetrahydrofuran; diethyl ether T=0°C; 0.5 h;

in tetrahydrofuran T=-78 - 20°C; Grignard reaction; Inert atmosphere;

in further solvent(s) reaction in dimethyl sulfide at 0°C;;

1: bromobenzene With magnesium in 2-methyl tetrahydrofuran Inert atmosphere; 2: cyclohexenon With copper(I) bromide dimethylsulfide complex; 6-(2-tert-butyl-6-diphenylphosphanylphenoxy)-2,2-dimethyl-4,4,8,8-tetraphenyltetrahydro-[1,3]dioxolo[4,5-e][1,3,2]dioxaphosphepine in 2-methyl tetrahydrofuran T=-78°C; 3 h; Inert atmosphere; 3: With water; ammonium chloride in 2-methyl tetrahydrofuran Inert atmosphere; optical yield given as percent eeenantioselective reaction;