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聯膦

聯膦
Stereo structural formula of diphosphane with explicit hydrogens
Ball-and-stick model of diphosphane
IUPAC名
Diphosphane
系统名
Diphosphane (substitutive)

Tetrahydridodiphosphorus(PP) (additive)

别名 二磷烷
识别
CAS号 13445-50-6  checkY
PubChem 139283
ChemSpider 122832
SMILES
 
  • PP
ChEBI 35880
性质
化学式 H4P2
摩尔质量 65.98 g·mol−1
熔点 -99 °C(174 K)
沸点 63.5 °C(337 K)
相关物质
其他阴离子

三氮烷
其他阳离子 二膦
相关化合物 四氟化二磷
四氯化二磷
四溴化二磷
四碘化二磷
相关化学品 磷化氢
三磷烷
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

联膦是一种无机化合物,化学式P2H4。这种无色液体是一种含有两个磷原子的磷氢化物。由于杂质联膦,磷化氢会自燃。它受热会分解。[1]

制备

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联膦可以在四氯化二磷四碘化二磷的水解中生成,它们的水解还同时会产生磷的低价含氧酸。[2]磷化氢的光解也会生成联膦。[3]

参见

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参考资料

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  1. ^ Gattermann, L.; Hausknecht, W. On spontaneously inflammable hydrogen phosphide. Berichte der Deutschen Chemischen Gesellschaft, 1890. 23. 1174.
  2. ^ James H. Wiersma, Antonio A. Sandoval. The hydrolysis products of diphosphorus tetrachloride and diphosphorus tetraiodide. Journal of Chromatography A. 1965-01, 20: 374–377 [2021-10-19]. doi:10.1016/S0021-9673(01)97425-4. (原始内容存档于2018-06-08) (英语). 
  3. ^ J. P. Ferris, Robert Benson. An investigation of the mechanism of phosphine photolysis. Journal of the American Chemical Society. 1981-04, 103 (8): 1922–1927 [2021-10-19]. ISSN 0002-7863. doi:10.1021/ja00398a008. (原始内容存档于2021-10-19) (英语). 
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聯膦
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