乙酰丙酮鑭
化合物
乙酰丙酮鑭是一種配位化合物,化學式為La(C5H7O2)3,或簡寫為La(acac)3,它的不穩定常數(logYn)分別為3.65、5.13和6.12(對應n=1, 2, 3)。[1]它可由三烷氧基鑭和乙酰丙酮反應製得。[2]它的四水合物在110 °C分解為一水合物,在150 °C得到無水物,180~285 °C經La(CH3COO)(acac)2和La(CH3COO)2(acac)生成乙酸鑭。[3]它可用於製備NaLaS2、La2Zr2O7等材料。[4][5]
乙酰丙酮鑭 | |
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英文名 | Tris(acetylacetonato)lanthanum |
識別 | |
CAS號 | 14284-88-9 |
性質 | |
化學式 | C15H21LaO6 |
摩爾質量 | 436.23 g·mol−1 |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
參考文獻
- ^ N.K. Dutt, P. Banyopadhyay. Chemistry of the lanthanons—XIII. Journal of Inorganic and Nuclear Chemistry. 1964-05, 26 (5): 729–736 [2021-09-20]. doi:10.1016/0022-1902(64)80316-X. (原始內容存檔於2018-06-24) (英語).
- ^ Gavrilenko, V. V.; Chekulaeva, L. A.; Savitskaya, I. A.; Garbuzova, I. A. Synthesis of yttrium, lanthanum, neodymium, praseodymium and lutetium alkoxides and acetylacetonates(俄文). Izvestiya Akademi Nauk, Seriya Khimicheskaya, 1992. 11: 2490-2493. ISSN 1026-3500.
- ^ Gamal A.M. Hussein, Hamdy M. Ismail. Characterization of lanthanum oxide formed as a final decomposition product of lanthanum acetylacetonate: thermoanalytical, spectroscopic and microscopic studies. Powder Technology. 1995-08, 84 (2): 185–190 [2021-09-20]. doi:10.1016/0032-5910(95)02984-A. (原始內容存檔於2018-06-03) (英語).
- ^ Yi Ding, Jun Gu, Tao Zhang, An-Xiang Yin, Lu Yang, Ya-Wen Zhang, Chun-Hua Yan. Chemoaffinity-Mediated Synthesis of NaRES 2 -Based Nanocrystals as Versatile Nano-Building Blocks and Durable Nano-Pigments. Journal of the American Chemical Society. 2012-02-15, 134 (6): 3255–3264 [2021-09-20]. ISSN 0002-7863. doi:10.1021/ja211103b. (原始內容存檔於2019-04-20) (英語).
- ^ Yang Wang, Rishi Kumar, Justin Roller, Radenka Maric. Synthesis and Characterization of Nano-crystalline La2Zr2O7 Film by Reactive Spray Deposition Technology for Application in Thermal Barrier Coatings. MRS Advances. 2017-06, 2 (28): 1519–1525 [2021-09-20]. ISSN 2059-8521. doi:10.1557/adv.2017.154 (英語).
拓展閱讀
- 陳曉紅, 段宏昌, 姜恆, 宮紅. 固相法合成乙酰丙酮鑭. 化工科技, 2007, 15 (1): 21-24.