乙酰丙酮钬
乙酰丙酮钬是一种配位化合物,化学式为Ho(C5H7O2)3,或简写为Ho(acac)3。它可由金属钬[3]或三氢化钬[1]和乙酰丙酮反应制得,或由氯化钬和乙酰丙酮铵反应[2]得到。
乙酰丙酮钬 | |
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识别 | |
CAS号 | 14589-33-4 ![]() |
性质 | |
化学式 | C15H21HoO6 |
摩尔质量 | 462.25 g·mol−1 |
外观 | 乳白色[1]或奶油色固体[2] |
熔点 | 101 °C(374 K)[1] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
它以8配位的二水合物Ho(C5H7O2)3(H2O)2存在,结构已表征。[4]和其它镧系元素乙酰丙酮配合物一样,加热乙酰丙酮钬的水合物无法得到无水物,只会分解。[5]
参考文献
编辑- ^ 1.0 1.1 1.2 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).
- ^ 2.0 2.1 S. K. Zeisler, K. Weber. Szilard-Chalmers effect in holmium complexes. Journal of Radioanalytical and Nuclear Chemistry. 1998-01, 227 (1-2): 105–109 [2021-09-20]. ISSN 0236-5731. doi:10.1007/BF02386438 (英语).
- ^ 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).
- ^ Kooijman, Huub; Nijsen, Frank; Spek, Anthony L.; Schip, Fred van het. Diaquatris(pentane-2,4-dionato-O,O′)holmium(III) monohydrate and diaquatris(pentane-2,4-dionato-O,O′)holmium(III) 4-hydroxypentan-2-one solvate dihydrate. Acta Crystallographica Section C Crystal Structure Communications. 2000, 56 (2): 156–158. PMID 10777870. doi:10.1107/S0108270199013566 .
- ^ Tamang, Sem Raj; Singh, Arpita; Bedi, Deepika; Bazkiaei, Adineh Rezaei; Warner, Audrey A.; Glogau, Keeley; McDonald, Corey; Unruh, Daniel K.; Findlater, Michael. Polynuclear Lanthanide–Diketonato Clusters for the Catalytic Hydroboration of Carboxamides and Esters. Nat. Catal. 2020, 3 (2): 154–162. S2CID 209897045. doi:10.1038/s41929-019-0405-5.
拓展阅读
编辑
- R. G. Bulgakov, S. P. Kuleshov, R. R. Vafin, A. G. Ibragimov, U. M. Dzhemilev. Reactions of lanthanide acetylacetonates with triethylaluminum. Kinetics and Catalysis. 2008-03, 49 (2): 299–304 [2021-09-20]. ISSN 0023-1584. doi:10.1134/S0023158408020195 (英语).
- Kent J. Eisentraut, Robert E. Sievers. Thermogravimetric studies of metal β-diketonates. Journal of Inorganic and Nuclear Chemistry. 1967-08, 29 (8): 1931–1936 [2021-09-20]. doi:10.1016/0022-1902(67)80452-4. (原始内容存档于2018-06-12) (英语).