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Communication | Regular issue | Vol 20, No. 5, 1983, pp.753-760
Published online, 1st January, 1970
DOI: 10.3987/R-1983-05-0753
The Preparation of Some (1)-Benzofurano-(2,3-c)-(6H,12H-1)-benzoxepin-6-ones

Vernon G. S. Box and Yvette A. Jackson

*Department of Chemistry, Mona Campus, University of the West Indies, Mona, Kingston 7, Jamaica


The title compounds were prepared by the acid catalysed rearrangements of some 2-carbethoxy-3-aryloxymethylbenzofurans to the 2-carbethoxy-3-(2’-hydroxyarylmethyl)-benzofurans, followed by their lactonisation. These 2-carbethoxy-3-aryloxymethylbenzofurans do not undergo the Claisen rearrangement.