Chemical Communications · 2004 · 127 citations · 12 references
Natural SciencesChemistryCatalysisInorganic ChemistryOrganic ChemistryMolecular Formation PathwaysOrganic SynthesisIndole ChemistryIndole DerivativesIndole SynthesisIonic Liquid SynthesisIsolationKetonesProduct IsolationSublimation
The Fischer indole synthesis occurs in high yield with one equivalent of the ionic liquid choline chloride[middle dot]2ZnCl(2); exclusive formation of 2,3-disubstituted indoles is observed in the reaction of alkyl methyl ketones, and the products readily sublime directly from the ionic liquid.
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Andrew P. Abbott, Glen Capper, David L. Davies et al. · Chemical Communications · 2002 · 5.5K citations · Full text