乙酰丙酮镝

乙酰丙酮镝
英文名	Tris(acetylacetonato)dysprosium
别名	三(2,4-戊二酮)镝
识别
CAS号	14637-88-8
PubChem	14455608
ChemSpider	14982472
SMILES	C/C(=C/C(=O)C)/[O-].C/C(=C/C(=O)C)/[O-].C/C(=C/C(=O)C)/[O-].[Dy+3];
性质
化学式	C15H21DyO6
摩尔质量	459.82 g·mol−1
外观	白色晶体
熔点	103 °C（376 K）
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

乙酰丙酮镝是一种配位化合物，化学式为Dy(C₅H₇O₂)₃，或简写为Dy(acac)₃。

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制备及性质

乙酰丙酮镝可由金属镝^[2]或三氢化镝^[1]和乙酰丙酮反应制得。以镝阴极在乙酰丙酮的乙醇溶液中电解，可以得到Dy(acac)₃·EtOH·0.5Hacac（其中Hacac表示乙酰丙酮），对其加热，经Dy(acac)₃·EtOH生成Dy(acac)₃。^[3]其无水物在干燥的气氛中稳定，在潮湿空气中形成水合物。^[4]它在乙腈的甲醇溶液中可以形成Dy(acac)₃·2CH₃OH和Dy(acac)₃·CH₃OH·CH₃CN。^[5]

用途

乙酰丙酮镝可用于催化降冰片烯和四氯化碳的加成反应。^[6]

参考文献

[1]
Janice M. Koehler, William G. Bos. A novel synthesis of some anhydrous rare earth acetylacetonates. Inorganic and Nuclear Chemistry Letters. 1967-12, 3 (12): 545–548 [2021-09-20]. doi:10.1016/0020-1650(67)80023-0 （英语）.
[2]
J.R. Blackborow, C.R. Eady, E.A.Koerner Von Gustorf, A. Scrivanti, O. Wolfbeis. Chemical syntheses with metal atoms. Journal of Organometallic Chemistry. 1976-03, 108 (3): C32–C34 [2021-09-20]. doi:10.1016/S0022-328X(00)92025-4. （原始内容存档于2018-06-26）（英语）.
[3]
Kostyuk, N. N.; Shirokii, V. L.; Vinokurov, I. I.; Maier, N. A. Electrochemical synthesis of dysprosium(III) acetylacetonate complex and its thermolysis. Zhurnal Obshchei Khimii, 1994. 64 (9): 1432-1434. ISSN 0044-460X. （俄文）
[4]
Trembovetskii, G. V.; Martynenko, L. I.; Murav'eva, I. A.; Spitsyn, V. Synthesis and study of volatile rare earth acetylacetonates. Doklady Akademii Nauk SSSR, 1984. 277 (6): 1411-1414. ISSN: 0002-3264. （俄文）
[5]
Pod'yachev, S. N.; Mustafina, A. R.; Vul'fson, S. G. Structure of tris(acetylacetonato)dysprosium and its monoadduct with acetonitrile in a methanol solution. Zhurnal Neorganicheskoi Khimii, 1994. 39 (1): 67-70. ISSN 0044-457X. （俄文）
[6]
R. I. Khusnutdinov, T. M. Oshnyakova. Tetrachloromethane addition to norbornene catalyzed by lanthanide(III) compounds. Russian Journal of Organic Chemistry. 2014-02, 50 (2): 303–305 [2021-09-20]. ISSN 1070-4280. doi:10.1134/S1070428014020304 （英语）.

[Janice-1] [1]
Janice M. Koehler, William G. Bos. A novel synthesis of some anhydrous rare earth acetylacetonates. Inorganic and Nuclear Chemistry Letters. 1967-12, 3 (12): 545–548 [2021-09-20]. doi:10.1016/0020-1650(67)80023-0 （英语）.

[2] [2]
J.R. Blackborow, C.R. Eady, E.A.Koerner Von Gustorf, A. Scrivanti, O. Wolfbeis. Chemical syntheses with metal atoms. Journal of Organometallic Chemistry. 1976-03, 108 (3): C32–C34 [2021-09-20]. doi:10.1016/S0022-328X(00)92025-4. （原始内容存档于2018-06-26）（英语）.

[3] [3]
Kostyuk, N. N.; Shirokii, V. L.; Vinokurov, I. I.; Maier, N. A. Electrochemical synthesis of dysprosium(III) acetylacetonate complex and its thermolysis. Zhurnal Obshchei Khimii, 1994. 64 (9): 1432-1434. ISSN 0044-460X. （俄文）

[4] [4]
Trembovetskii, G. V.; Martynenko, L. I.; Murav'eva, I. A.; Spitsyn, V. Synthesis and study of volatile rare earth acetylacetonates. Doklady Akademii Nauk SSSR, 1984. 277 (6): 1411-1414. ISSN: 0002-3264. （俄文）

[5] [5]
Pod'yachev, S. N.; Mustafina, A. R.; Vul'fson, S. G. Structure of tris(acetylacetonato)dysprosium and its monoadduct with acetonitrile in a methanol solution. Zhurnal Neorganicheskoi Khimii, 1994. 39 (1): 67-70. ISSN 0044-457X. （俄文）

[6] [6]
R. I. Khusnutdinov, T. M. Oshnyakova. Tetrachloromethane addition to norbornene catalyzed by lanthanide(III) compounds. Russian Journal of Organic Chemistry. 2014-02, 50 (2): 303–305 [2021-09-20]. ISSN 1070-4280. doi:10.1134/S1070428014020304 （英语）.

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