丙二酸镧
丙二酸镧是镧的丙二酸盐,化学式为La2(C3H2O4)3,它可由丙二酸和硝酸镧的水合物反应得到。[2]其五水合物具有[La2(H2O)3](C3H2O4)3·2H2O的结构[3],它受热分解,逐步脱水后得到氧化镧。[4]
丙二酸镧 | |||
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CAS号 | 25418-29-5(无水) 16072-42-7(五水) | ||
SMILES |
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性质 | |||
化学式 | La2(C3H2O4)3 | ||
外观 | 晶体 | ||
溶解性(水) | 难溶[1] | ||
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
编辑- ^ Brzyska, Wanda; Hubicki, Wlodzimierz. Solubility of lanthanide salts of alkanedicarboxylic acids. I. Malonates. Annales Universitatis Mariae Curie-Sklodowska, Sectio AA: Physica et Chemia, 1968. 23: 57-64. ISSN: 0365-1193.
- ^ Varghese Mathew, Sabu Jacob, Lizymol Xavier, K.E. Abraham. Spectroscopic studies of gel-grown lanthanum malonate crystals. Journal of Rare Earths. 2012-03, 30 (3): 245–249 [2020-10-12]. doi:10.1016/S1002-0721(12)60039-8. (原始内容存档于2018-06-23) (英语).
- ^ Marrot F, Trombe J C. Preparation and structural study of lanthanum malonate [La2(H2O)3](C3H2O4)3·2H2O. Comptes Rendus de l'Academie des Sciences. Serie 2, 1993, 317(3): 319-324. (网页 (页面存档备份,存于互联网档案馆) / 存档)
- ^ Azikov, B. S.; Serebrennikov, V. V. Thermogravimetric study of thermolysis of rare earth elements, yttrium, and scandium malonates and succinates. Zhurnal Neorganicheskoi Khimii, 1967. 12 (2): 445-449. ISSN: 0044-457X.