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Synthesis of Tris(3-trifluoroacetyl-(+)-camphorato)europium(III)
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Europium(III) acetate n-hydrate (0.36 g) was dissolved in distilled water (150 mL). (+)-3-triflouroacetyl camphor (+tfc, 0.50 g, 2.0 mmol) in methanol (20 mL) was added to the solution. A few drops of 28% ammonia solution were added and the mixture was stirred for 3 h at room temperature. The obtained powder was washed with distilled water to afford yellow powder.
Yield: 0.42 g (68%). Elemental analysis: Calcd for C36H46EuF9O8: C, 46.51%, H, 4.99%. Found: C, 46.45%, H, 4.91%.
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