乙酰丙酮钬

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乙酰丙酮钬
识别
CAS号 14589-33-4  checkY
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。

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]乙酰丙酮反应制得,或由氯化钬和乙酰丙酮铵反应[2]得到。

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. ^ 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. ^ 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). 
  3. ^ 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). 
  4. ^ 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可免费查阅. 
  5. ^ 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. 

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