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Synlett 1991; 1991(2): 121-122
DOI: 10.1055/s-1991-20651
DOI: 10.1055/s-1991-20651
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Facile Cyclodehydration of α-Aryloxyketones with Zeolites
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Publication History
Publication Date:
07 March 2002 (online)
3-Substituted benzofurans 2 which are difficult to obtain directly by previous methods have been synthesized by zeolite (HY type) catalysed cyclization of α-aryloxyketones 1. The reactions are highly regioselective in favor of the 3-substituted isomers in most cases.