dysprosium(II) diiodide in tetrahydrofuran byproducts: hydrogen, DyI2Cl; soln. of CpH in THF placed in evacuated tube containing DyI2 and CoCl2 at -20°C with stirring; gaseous H2 deleted; tube evacuated sealed and heated with stirring at 55°C for 1 h; solvent evapd.; residue heated at 40-50°C and Cp2Co sepd. by sublimation;
参考文献
Russian Chemical Bulletin, , vol. 53, # 10 p. 2179 - 2181
in tetrahydrofuran all manipulations under N2 atm.; calcd. amt. of metal chloride added to soln. of Hf complex in THF at 25°C, mixt. stirred at 25°C for 4 h; volatiles removed under vac., residue dissolved in Et2O/n-pentane (2/1),filtered through kieselgur, chromy. (kieselgel, n-pentane, -20°C ), evapd.;
参考文献
Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, , vol. 59, # 11-12 p. 1185 - 1191
in water Addn. of excess satd. aq. K2C2O4 soln. to an aq. soln. of CoCl2; acidification with acetic acid;; dissolution of crude prod. in H2O; evapn. in vac. over H2SO4;;
in ethanol crystallisation on cooling of a soln. of CoCl2 in ethanol mixed with triphenylphosphine at 0°C;;
参考文献
Cotton, F. A.; Faut, O. D.; Goodgame, D. M. L.; Holm, R. H.
Journal of the American Chemical Society, 1961 , vol. 83, p. 1780 - 1785
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Gmelin Handbook: Co: SVol.B1, 135, page 298 - 301
triphenylphosphine in not given prepd. from CoCl2 and PPh3 in EtOH or acetone by method of F.A.Cotton, D.M.L.Goodgame, M.Goodgame, and A.Sacco, J.Am.Chem.Soc., 83, 4157 (1961);
参考文献
Kanai, Hiroyoshi; Sakai, Shigeyoshi; Sakatani, Takenobu
Bulletin of the Chemical Society of Japan, 1987 , vol. 60, p. 1589 - 1594
Bi(Si(CH3)3)3 in tetrahydrofuran upon addn. of Bi(Si(CH3)3)3 to anhydrous CoCl2 in the presence of P(C6H5)3 in tetrahydrofuran soln.;; green crystals of CoCl(P(C6H5)3)3 and blue crystals of CoCl2(P(C6H5)3)2 (determined by comparison of X-ray powder cell parameters) were obtained;
参考文献
Cassidy, Juanita M.; Whitmire, Kenton H.
Acta Crystallographica, Section C: Crystal Structure Communications, 1991 , vol. 47, p. 2094 - 2098
