Keywords
3- or 2-(2-oxoimidazolidin-5-yl)indoles
amidoalkylation
anti-inflammatory activity
biheterocycles
imidazolylindoles
indoles
Abstract
Boron trifluoride-catalyzed amidoalkylation of indole derivatives with 5-hydroxy-1-phenylimidozolidin-2-one affords new biheterocycles with a direct C–C bond. Among them, 3- or 2-(2-oxoimidazolidin-5-yl)indoles manifest antiinflammatory activity with relatively low toxicity.
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