七磷化三铯

七磷化三铯
识别
CAS号 86096-81-3  checkY
性质
化学式 Cs3P7
摩尔质量 615.53 g·mol−1
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

七磷化三铯是一种无机化合物，化学式为Cs3P7，α晶型的化合物由笼状的P73−阴离子和Cs+构成。[1]它可由铯和红磷按化学计量比在高温反应制得。[2]缓慢降温可以得到亮黄色的α型晶体，淬火则得到橙黄色的β型晶体。[3]它在液氨中结晶，可以得到Cs3P7·3NH3。[4]

参考文献

  1. ^ Bolduan, F.; Hoenle, W.; Hochheimer, H. D.; Henkel, W. Temperature and High Pressure Raman Study of M3P7 (M = Li, Na, K, Rb, Cs) Compounds. Physica Status Solidi B: Basic Research (1985), 132(1), 41-50. doi:10.1002/pssb.2221320103.
  2. ^ K. Tentschev; E. Gmelin; W. Hönle (1985). Phase transitions crystalline to plastic-crystalline and the specific heat of M3P7 compounds (M = Li, Na, K, Rb, Cs). Thermochimica Acta, 85, 151–154. doi:10.1016/0040-6031(85)85552-0
  3. ^ Meyer, Teodoro; Hoenle, Wolfgang; Von Schnering, Hans Georg. Chemistry and structural chemistry of phosphides and polyphosphides. 44. Tricesium heptaphosphide Cs3P7: preparation, structure, and properties. Zeitschrift fuer Anorganische und Allgemeine Chemie (1987), 552, 69-80.
  4. ^ Nikolaus Korber, Jörg Daniels. Synthesis and Crystal Structure of Tricaesium Heptaphosphide–Ammonia(1/3) Cs3P7·3 NH3. Helvetica. 1996. 79 (8). doi:10.1002/hlca.19960790805