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Pure Appl. Chem., 2001, Vol. 73, No. 8, pp. 1309-1313

Solvent-free preparation of ionic liquids using a household microwave oven

Rajender S. Varma and Vasudevan V. Namboodiri

Clean Processes Branch, National Risk Management Research Laboratory, U.S. Environmental Protection Agency, MS 443, 26 W. Martin Luther King Drive, Cincinnati, OH 45268, USA

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  • Polshettiwar Vivek, Kaushik M.P.: Microwave enhanced chemistry of CsF–Celite: an efficient catalyst for the synthesis of esters, ethers and their thio-analogues. Catal Commun 2005, 6, 191. <>
  • Jin Kim Yong, Varma Rajender S.: Microwave-assisted preparation of imidazolium-based tetrachloroindate(III) and their application in the tetrahydropyranylation of alcohols. Tetrahetron Lett 2005, 46, 1467. <>
  • Kim Yong Jin, Varma Rajender S.: Microwave-assisted preparation of 1-butyl-3-methylimidazolium tetrachlorogallate and its catalytic use in acetal formation under mild conditions. Tetrahetron Lett 2005, 46, 7447. <>
  • Cvengros Ján, Toma Stefan, Marque Sylvain, Loupy André: Synthesis of phosphonium salts under microwave activation — Leaving group and phosphine substituents effects. Can J Chem 2004, 82, 1365. <>
  • Namboodiri Vasudevan V, Varma Rajender S: Solvent-free tetrahydropyranylation (THP) of alcohols and phenols and their regeneration by catalytic aluminum chloride hexahydrate. Tetrahetron Lett 2002, 43, 1143. <>
  • Keh Charlene C.K, Namboodiri Vasudevan V, Varma Rajender S, Li Chao-Jun: Direct formation of tetrahydropyranols via catalysis in ionic liquid. Tetrahetron Lett 2002, 43, 4993. <>
  • Namboodiri Vasudevan V, Varma Rajender S: Iron-catalyzed solvent-free conversion of alcohols and phenols into diphenylmethyl (DPM) ethers. Tetrahetron Lett 2002, 43, 4593. <>
  • Namboodiri Vasudevan V, Varma Rajender S: An improved preparation of 1,3-dialkylimidazolium tetrafluoroborate ionic liquids using microwaves. Tetrahetron Lett 2002, 43, 5381. <>
  • Namboodiri Vasudevan V., Varma Rajender S.: Solvent-Free Sonochemical Preparation of Ionic Liquids. Org Lett 2002, 4, 3161. <>
  • Microwave-assisted Kabachnik-Fields Reaction in Ionic Liquid. Bulletin of the Korean Chemical Society 2002, 23, 667. <>