Acidic ionic liquids based on phosphonium chloride and metal chlorides-recyclable media and catalysts in the Diels-Alder reaction

Abdul-Sada, A. A. K., Atkins, M. P., Ellis, B., Hodgson, P. K. G, Morgan, M. L. M. & Seddon, K. R. (1995). World Patent No. WO9521806 A1.Search in Google Scholar

Sherif, F. G., Shyu, L. J., Greco, C. C., Talma, A. G. & Lacroix, C. P. M. (1998). World Patent No. WO9803454 A1.Search in Google Scholar

Ciao, Y. & Malhotra, S. V. (2005). Friedel-Crafts alkylation reactions in pyridinium-based ionic liquids. J. Mol. Catal. A 230, 129-133. doi:10.1016/j.molcata.2004.12.015.10.1016/j.molcata.2004.12.015Search in Google Scholar

Yin, D., Li, Ch., Tao, L., Yu, N., Hu, S. & Yin, D. (2006). Synthesis of diphenylmethane derivatives in Lewis acidic ionic liquids. J. Mol. Catal. A, 245, 260-265. doi:10.1016/ j.molcata.2005.10.010.10.1016/j.molcata.2005.10.010Search in Google Scholar

Davey P. N., Newman C. P., Seddon K. R. & Earle M. J. (1999). World Patent No. WO9919288 A1.Search in Google Scholar

Abbott, A. P., Capper, G., Davies D. L., Rasheed R. K. & Tambyrajah, V. (2002). Quaternary ammonium zinc- or tincontaining ionic liquids: water insensitive, recyclable catalysts for Diels-Alder reactions. Green Chem. 4, 24-26. doi:10.1039/ b108431c.10.1039/b108431cSearch in Google Scholar

Tsunashima, K. & Sugiya, M. (2007). Physical and electrochemical properties of low-viscosity phosphonium ionic liquids as potential electrolytes. Electrochem. Commun. 9, 2353-2358. doi:10.1016/j.elecom.2007.07.003.10.1016/j.elecom.2007.07.003Search in Google Scholar

Chowdhury, S., Mohan, R. S. & Scott, J. L. (2007). Reactivity of ionic liquids. Tetrahedron 63, 2363-2389. doi:10.1016/j.tet.2006.11.001.10.1016/j.tet.2006.11.001Search in Google Scholar