二金化钡

二金化钡是一种金属间化合物，化学式为BaAu2，它是六方晶系晶体，空间群为P6/mmm，具有AlB2结构。Bruzzone, Giacomo. Intermetallic compounds [of calcium, strontium, and barium] MX2 M=calcium, strontium, barium X=copper, gold, cadmium, mercury, indium, and germanium. Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti (1970), 48 (2), 235-241. .它可以在磷化钡或砷化钡和金的歧化反应中生成：Jürgen Nuss, Martin Jansen. BaAuP and BaAuAs, Synthesis via Disproportionation of Gold upon Interaction with Pnictides as Bases. Z. Anorg. Allg. Chem. 2009. 635. 1514-1516. .
 Ba3X2 + 4 Au → 2 BaAuX + BaAu2  （X=P或As）
它可以用于制备三元金化物Ba3Mg4Au4。Maximilian Kai Reimann, Jutta Kösters and Rainer Pöttgen. Ba3Mg4Au4 – a ternary auride composed of BaAu2- and BaMg2Au-related slabs. Zeitschrift für Naturforschung B, 2024. 79 (4). .
参考文献

延伸阅读
 Mao-Sheng Miao; et al. Trends in the Electronic Structure of Extended Gold Compounds: Implications for Use of Gold in Heterogeneous Catalysis. Inorg. Chem. 2012, 51, 14, 7569–7578. .

Category:金化物
Category:钡化合物