(CH3)3NO*2H2O in acetonitrile
Cr(CO)6 and Me3NO*2H2O are stirred in MeCN (under Ar) for 20 min, addn. of Se-compd., boiling for 20 min; filtn., recrystn. from pentane/toluene, elem. anal.;
参考文献
Fedin, V. P.; Mironov, Yu. V.; Virovets, A. V.; Podberezskaya, N. V.; Fedorov, V. Ye.
Polyhedron, 1992 , vol. 11, p. 1959 - 1964
in water
addn. of excess Na-diethyldithiocarbamidate to aq. soln. of Cr(3+) at pH 5 (NH4-acetate/NH4-tartrate-buffer);;
参考文献
Malissa, H.; Miller, F. F.
Microchimica Acta, 1953 , vol. 40, p. 63 - 75
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Wever, F.; Koch, W.; Malissa, H.
Forschungsber. Wirtschafts-Verkehrminist. Nordrhein-Westfalen Nr. 229 (1955), S. 1 - 30
in toluene
byproducts: (C5H5)4Cr4S4, (C5H5)2Cr2(CO)4S; N2 or Ar; stirring a mixt. of Cr complex and ligand in toluene at 90°C for 2 h; filtering, concn., chromy. on silica gel with n-hexane/toluene collecting the second fraction, concn.; elem. anal.;
参考文献
Goh, Lai Yoong; Weng, Zhiqiang; Leong, Weng Kee; Leung, Pak Hing
Organometallics, 2002 , vol. 21, # 21 p. 4398 - 4407
in toluene
N2 or Ar; stirring of toluene soln. of the two Cr compds. at 110°C for 2 h; concn., chromy on silica gel prepared in n-hexane with n-hexane/toluene;
参考文献
Goh, Lai Yoong; Weng, Zhiqiang; Hor, Andy T.S.; Leong, Weng Kee
Organometallics, 2002 , vol. 21, # 21 p. 4408 - 4414
in water
the soln. of the ligand is added to the soln. of Cr2O7(2-) at pH4.8; violet complex is extd. with CHCl3 and charged to a column of silica gel and eluated with CHCl3, the violet complex is freed from solvent by evapn., the solid is recrystd. from CHCl3, thin layer chromy. on silica gel, elem. anal.;
参考文献
Soundararajan, G.; Subbaiyan, M.
Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical & Analytical, 1983 , vol. 22, # 12 p. 1058 - 1061
in toluene
byproducts: Hg; to soln. of Cr(CO)6 in toluene was added soln. of Hg-complex, mixt. wasrefluxed for 6 h under N2; filtered, vol. was reduced;
参考文献
Lancashire, Robert; Smith, Thomas D.
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1982 , p. 845 - 846
