{{Chembox
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| ImageFile = Cobalt(III) acetylacetonate.jpg
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| OtherNames = 三乙酰丙酮钴乙酰丙酮高钴三(2,4-戊二酮)钴2,4-戊二酮合钴(III)
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| Section2 = {{Chembox Properties
| Formula = Co(C5H7O2)3
| MolarMass = 356.26
| Appearance = 暗绿色晶体
制备
在乙酰丙酮的存在下,用次氯酸盐氧化二价钴盐可以得到乙酰丙酮钴(III)。另一种制备方法是将碳酸钴和乙酰丙酮混合,加热至90~100°C,在搅拌下缓慢滴加10% H2O2,直至液层变绿,即完成反应。
: 2 CoCO3 + 6 C5H8O2 + H2O2 → 2 Co(C5H7O2)3 + 4 H2O + 2 CO2↑
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