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The mixed-metal(Co2+Fe23+)-oleate complex was prepared by reaction of sodium oleate and a mixture of Fe3+ and Co2+ chlorides. Ina typical synthesis, 4 mmol of FeCl3, 2 mmol of CoCl2, 16 mmol of sodium oleate (C18H33O2Na), 10 mL of H2O, 10 mL of ethanol, and 20 mL of hexane were mixed and refluxed at
60 C for 4 h. The mixed Co2+Fe2 3+-oleate complex (CoFe2- (C18H33O2)8) was obtained by separation of the water phase and subsequent evaporation of the residual ethanol and hexane at 70 C and water at 110 C.
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wlvivian1984

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Originally posted by yazhouzhiying at 2011-07-19 10:26:52:
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