in not given byproducts: zinc bromide; ratio of educts: NiBr2(PPh3)2:PPh3:Zn=1:2:4;

triphenylphosphine in acetonitrile Electrolysis; cathodic redn., PPh3/Ni-complex ratio min 2:1; voltammeric controll;

in chlorobenzene in boiling chlorobenzene;

LiBun in diethyl ether; hexane to soln. 2-MeIndH in Et2O n-BuLi in hexane was added, soln. was added toslurry (NiBr2(PPh3)2) in Et2O at room temp. and stirred for 12 h; soln. was filtered, solvent was removed in vacuo, residue was washed with light petroleum, extd. with toluene, light petroleum was added, ppt. was filtered off, washed with light petroleum and dried;

methanol

in not given dissociation in soln. depending on solvent;

in tetrahydrofuran inert atmosphere; partial evapn., filtn., addn. of hexane, filtn., washing, drying; elem. anal.;

carbon monoxide in tetrahydrofuran byproducts: NaBr; addn. of n-C4H9ONa to suspn. of Ni compd., CO (40 bar), room temp., 20h, hydrolysis with H2SO4, sepn. of organic phase, dried; yield of organic products detected by chromy.;

in tetrahydrofuran byproducts: C6(C2H5)6; 20°C;

in acetonitrile In situ react. in 1-methyl-2-pyridone or acetonitrile at 60°C.; Not isolated.;