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二茂铍

二茂铍
识别
CAS号 37048-03-6(η1, η5 checkY
12083-43-1(η5, η5 checkY
SMILES
 
  • c1ccc[cH-]1.[Be+2].c2ccc[cH-]2
性质
化学式 C10H10Be
摩尔质量 139.2 g·mol−1
外观 无色晶体
熔点 59 °C(332 K)
沸点 233 °C(506 K)
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

二茂铍是一种金属有机化合物,化学式为Be(C5H5)2,它最初在1959年被制得。[1]

制备

二茂铍可由氯化铍环戊二烯基钠乙醚中反应制得:[2]

性质

二茂铍在水中剧烈反应,生成氢氧化铍环戊二烯[2]有文献报道它理论上可以和发生放热反应,生成C5H5BeBeC5H5[3]

参考文献

  1. ^ Rafael Fernández, Ernesto Carmona. Recent Developments in the Chemistry of Beryllocenes. European Journal of Inorganic Chemistry. 2005-08, 2005 (16): 3197–3206 [2020-09-29]. ISSN 1434-1948. doi:10.1002/ejic.200500329 (英语). 
  2. ^ 2.0 2.1 Ernst Otto Fischer, Hermann P. Hofmann. Über Aromatenkomplexe von Metallen, XXV. Di-cyclopentadienyl-beryllium. Chemische Berichte. 1959-02, 92 (2): 482–486 [2020-09-29]. doi:10.1002/cber.19590920233 (德语). 
  3. ^ Xie, Yaoming; Schaefer, Henry F.; Jemmis, Eluvathingal D. Characteristics of novel sandwiched beryllium, magnesium, and calcium dimers: C5H5BeBeC5H5, C5H5MgMgC5H5, and C5H5CaCaC5H5. Chemical Physics Letters. 2005, 402 (4-6): 414–421. ISSN 0009-2614. doi:10.1016/j.cplett.2004.11.106. 
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二茂铍
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