三氟甲磺酸鋅
化合物
三氟甲磺酸鋅是鋅的三氟甲磺酸鹽。它通常用作路易斯酸催化劑，例如用於硅烷化反應。[1]
| 三氟甲磺酸鋅 | |
|---|---|
| |
| |
| IUPAC名 zinc trifluoromethanesulfonate | |
| 識別 | |
| CAS號 | 54010-75-2 
|
| PubChem | 104671 |
| ChemSpider | 94493 |
| SMILES |
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| InChI |
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| InChIKey | CITILBVTAYEWKR-NUQVWONBAZ |
| 性質 | |
| 化學式 | C2F6O6S2Zn |
| 摩爾質量 | 363.55 g·mol−1 |
| 外觀 | White powder |
| 若非註明，所有數據均出自標準狀態（25 ℃，100 kPa）下。 | |
三氟甲磺酸鋅是白色粉末，儘管它存在市售品，但是一些科研人員會通過不同的方法製備它。[2][3]例如，它可以由三氟甲磺酸和金屬鋅在丙酮中反應得到，[4]或者在甲醇中和碳酸鋅反應來製備：[5]
- Zn + 2 HOTf → Zn(OTf)2 + H2↑
- ZnCO3 + 2 HOTf → Zn(OTf)2 + H2O + CO2↑ (OTf = CF3SO2)
參考文獻
- ^ H. Jiang & S. Zhu. Silylation of 1-alkynes with chlorosilanes promoted by Zn(OTf)2: an efficient way to the preparation of alkynylsilanes. Tetrahedron Letters. 2005, 46 (3): 517–519. doi:10.1016/j.tetlet.2004.10.175.
- ^ R. J. Rahaim & J. T. Shaw. Zinc-Catalyzed Silylation of Terminal Alkynes. J. Org. Chem. 2008, 73 (7): 2912–2915. PMID 18331056. doi:10.1021/jo702557d.
- ^ J. E. D. Kirkham, T. D. L. Courtney, V. Lee and J. E. Baldwin. Asymmetric synthesis of cytotoxic sponge metabolites R-strongylodiols A and B and an analogue. Tetrahedron. 2005, 61 (30): 7219–7232. doi:10.1016/j.tet.2005.05.034.
- ^ J. Lombard, S. Romain, S. Dumas, J. Chauvin, M.-N. Collomb, D. Daveloose, A. Deronzier and J.-C. Leprêtre. Tetranuclear Polypyridyl Complexes of RuII and FeII: Synthesis, Electrochemical, Photophysical and Photochemical Behaviour. European Journal of Inorganic Chemistry. 2005, 2005 (16): 3320–3330. doi:10.1002/ejic.200500106.
- ^ E. J. Corey & K. Shimoji. Magnesium and zinc-catalyzed thioketalization. Tetrahedron Letters. 1983, 24 (2): 169–172. doi:10.1016/S0040-4039(00)81357-X.