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Note | Regular issue | Vol 45, No. 12, 1997, pp.2425-2430
Published online, 1st January, 1970
DOI: 10.3987/COM-97-7890
A Convenient Approach to Pentagonal 2,3':5',2"-Triheterocyclic Compounds

Ainhoa Rámila, Joaquín Plumet,* and Emilio Camacho

*Universidad Complutense de Madridas, Facultad de Química, Departamento de Química Orgánica I, Ciudad Universitaria, E-28040 Madrid, Spain


A convenient synthesis of pentagonal 2,3’:5’,2”-triheterocyclic compounds has been achieved using as key step the conjugate addition of 2-lithio-1,3-dithiane to 1,3-bis heterocylic propenones.