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Paper | Regular issue | Vol 27, No. 6, 1988, pp.1461-1463
Published online, 1st January, 1970
DOI: 10.3987/COM-88-4557
The 1,3-Dipolar Cycloaddition as an Approach to Novel Tricyclic O,N- and S,N-Heterocycles

Herbert Bartsch* and Thomas Erker

*Institute of Pharmaceutical Chemistry, University of Vienna, Währinger Strasse 10, A-1090 Vienna, Austria


A synthetic pathway to previously unknown trieyclic [1,5]benzothiazepines, [1,5]benzoxazepines, and [1,2,4]oxadiazolo[5,4-c][1,4]benzothiazine via 1,3-dipolar cycloaddition is described.