苄膦
化合物
苄膦是一种有机化合物，化学式为C7H9P。
| 苄膦 | |
|---|---|
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| 识别 | |
| CAS号 | 14990-01-3 
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| SMILES |
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| 性质 | |
| 化学式 | C7H9P |
| 摩尔质量 | 124.12 g·mol⁻¹ |
| 沸点 | 180 °C（453 K）[1] |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
合成
编辑白磷、锂和叔丁醇在液氨中反应，得到膦基锂，再向其中加入溴化苄，经萃取可得到苄膦。[3]另一种方法是将膦-氢混合物通入氢氧化钾的DMSO溶液中，在85~90 °C滴加氯化苄，反应结束后经萃取等提纯操作后可得到苄膦。[4]
反应
编辑苄膦和五氯化磷在乙醚中反应，可以得到P-苄基二氯化膦。[5]它和四氢呋喃甲硼烷反应，得到1：1加合物苄膦甲硼烷。[6]它和甲醛反应，得到二羟甲基苄膦。[7]
参考文献
编辑- ^ Horner, Leopold; Hoffmann, Hellmut; Beck, Peter. Phosphorus organic compounds. XVI. Routes for the preparation of primary, secondary, and tertiary phosphines. Chemische Berichte, 1958. 91: 1583-1588. ISSN: 0009-2940.
- ^ Geoffrey T. Woolley, Sean L. Kitson, R. Gordon Reid. Synthesis of the myoview™ ligand, [bisphosphinoethane-1,2-14C]tetrofosmin. Journal of Labelled Compounds and Radiopharmaceuticals. 2007-04, 50 (5-6): 468–470 [2021-04-21]. doi:10.1002/jlcr.1199 （英语）.
- ^ Lambert Brandsma, Johanes A. van Doom, Robert-Jan de Lang, Nina K. Gusarova, Boris A. Trofimov. Cleavage of PP Bonds in Phosphorus. An Efficient Method for the Preparation of Primary Alkylphosphines. Mendeleev Communications. 1995-01, 5 (1): 14–15 [2021-04-21]. doi:10.1070/MC1995v005n01ABEH000438. （原始内容存档于2018-06-09） （英语）.
- ^ S. F. Malysheva, V. A. Kuimov, B. G. Sukhov, N. K. Gusarova. Reduction of Arylmethyl Chlorides with a Phosphine-Hydrogen Mixture in the KOH-DMSO System. Russian Journal of General Chemistry. 2005-04, 75 (4): 658–659 [2021-04-21]. ISSN 1070-3632. doi:10.1007/s11176-005-0291-1 （英语）.
- ^ Alexander N. Tavtorkin, Sofia A. Toloraya, Eduard E. Nifant’ev, Ilya E. Nifant’ev. A new method for the synthesis of dichlorophosphines. Tetrahedron Letters. 2011-02, 52 (7): 824–825 [2021-04-21]. doi:10.1016/j.tetlet.2010.12.048. （原始内容存档于2018-06-11） （英语）.
- ^ Marcela Hurtado, Manuel Yánez, Rebeca Herrero, Andrés Guerrero, Juan Z. Dávalos, José-Luis M. Abboud, Brahim Khater, Jean-Claude Guillemin. The Ever-Surprising Chemistry of Boron: Enhanced Acidity of Phosphine⋅Boranes. Chemistry - A European Journal. 2009-04-27, 15 (18): 4622–4629 [2021-04-21]. doi:10.1002/chem.200802307 （英语）.
- ^ Andreas Orthaber, Michael Karnahl, Stefanie Tschierlei, Daniel Streich, Matthias Stein, Sascha Ott. Coordination and conformational isomers in mononuclear iron complexes with pertinence to the [FeFe] hydrogenase active site. Dalton Trans. 2014, 43 (11): 4537–4549 [2021-04-21]. ISSN 1477-9226. doi:10.1039/C3DT53268B （英语）.