Abstract
An unprecedent reaction of indoline-2,3-diones and (triphenylphosphonio)difluoroacetate (PDFA) afforded novel 3-fluoroalkenyl-3-trifluoromethyl-2-oxindoles in moderate to excellent yields. These products could be transformed into other trifluoromethylated oxindole derivatives.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Betaine / analogs & derivatives*
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Betaine / chemistry
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Catalysis
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Chemistry Techniques, Synthetic
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Indoles / chemical synthesis*
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Indoles / chemistry*
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Oxindoles
Substances
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Indoles
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Oxindoles
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difluoromethylene phosphabetaine
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indoline-2,3-dione
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2-oxindole
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Betaine