in neat (no solvent, solid phase) byproducts: NaCl; a mixt. of NiCl2 (2.23 mmol) and Na-contg. compd. (4.01 mmol) was milledfor 2 - 6 h; sublimation at a bath temp. of 200-220°C; IR spectra monitoring; elem. anal.;

in water Mixing of a water soln. of Ni(CH3COO)2*nH2O with hfac, immediately a ppt. appears.; Filtn., washing with cold water, drying under vac. on silica gel.;

in sodium hydroxide aq. NaOH; Addn. of nickel(II) chloride to a soln. of F6acac in aq. NaOH, insol. Ni(F6acac)2 forms.; Filtn., dehydration by azeotropic distn. with toluene.;

in methanol Ni-acetate dissolved in dry methanol, hexafluoroacetylacetone in methanol added, mixt. warmed on a hot plate with stirring, concd., flask chilled in ice, pptn.; filtered, washed (hot methanol), dried, recrystn. (abs. alcohol:petroleum benzene (40-60°C) = 1:20v/v), elem. anal.;

in gas byproducts: CH; Irradiation (UV/VIS); laser pulses (308 nm, 0.3-30 mJ/pulse); not isolated, detd. by luminesecence spectroscopy;

in neat (no solvent) prepn. by gas phase thermal decompn. in vac. at 350°C for 1 h;