triethylaluminum; triphenylphosphine; bis(acetylacetonate)nickel(II) T=110°C; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

hydrogenchloride in diethyl ether byproducts: LiCl; 1 equiv of MeLi slowly adding to a soln. of the boronic ester at -78°C, stirring for 3 h at the same temp., 1 equiv of anhydrous HCl in Et2O adding, warming to room temp., stirring for 15 min; the content was detd. by (11)B NMR spectrum;

triethylaluminum; triphenylphosphine; bis(acetylacetonate)nickel(II) T=110°C; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

in n-heptane byproducts: HRh(PMe3)4; equimolar amts.;

in THF-d8 (tetrahydrofuran-d8); deuterated toluene N2-atmosphere, NMR tube;

hydrogenchloride; methylmagnesium bromide in diethyl ether byproducts: (CH3)3B, Li(CH3)4B; (N2); a soln. of B-compound cooled with a dry ice-acetone bath; a soln.of CH3MgBr added dropwise via syringe; stirred for 0.5 h; allowed to warm to room temp. with stirring for 0.5 h; cooled to 0°C; a soln. of HCl in ether added; warmed to room temp.; detected by (11)B NMR;

in benzene Th complex was reacted with catecholborane in C6H6 at room temp. for 24 h;

in benzene U complex was reacted with catecholborane in C6H6 at room temp. for 24 h;

in THF-d8 (tetrahydrofuran-d8); deuterated toluene N2-atmosphere, NMR tube;

in hexane T=20°C; Inert atmosphere;