乙酰丙酮镧 是一种配位化合物 ,化学式为La(C5 H7 O2 )3 ,或简写为La(acac)3 ,它的不稳定常数 (logYn )分别为3.65、5.13和6.12(对应n=1, 2, 3)。[ 1] 它可由三烷氧基镧和乙酰丙酮 反应制得。[ 2] 它的四水合物在110 °C分解为一水合物,在150 °C得到无水物,180~285 °C经La(CH3 COO)(acac)2 和La(CH3 COO)2 (acac)生成乙酸镧 。[ 3] 它可用于制备NaLaS2 、La2 Zr2 O7 等材料。[ 4] [ 5]
参考文献
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^ 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 . (原始内容 存档于2019-04-20) (英语) .
^ 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 (英语) .
拓展阅读
陈晓红, 段宏昌, 姜恒, 宫红. 固相法合成乙酰丙酮镧. 化工科技, 2007, 15 (1): 21-24.