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Pure Appl. Chem. Vol. 73, No. 12, pp. 1941-1945 (2001)

Pure and Applied Chemistry

Vol. 73, Issue 12

Intramolecular cyclization of propargyl derivatives using environmentally friendly methodologies*

E. Duñach1, A. P. Esteves2, A. M. Freitas2, M. A. Lemos2, M. J. Medeiros2,**, and S. Olivero1

1Laboratoire Arômes, Synthèses et Interactions, Université de Nice-Sophia Antipolis, Parc Valrose, 06108 Nice Cedex 2, France; 2Centro de Química/IBQF, Universidade do Minho, Largo do Paço, 4700-320 Braga, Portugal

Abstract: The electrochemical intramolecular cyclization of propargyl derivatives containing a carbon­halogen bond in N,N'-dimethylformamide at constant current in a diaphragmless cell has been developed using Ni(II) complexes as electron-transfer mediators.

* An issue of reviews and research papers based on presentations made at the IUPAC/ICSU Workshop on Electrochemistry and Interfacial Chemistry in Environmental Clean-up and Green Chemical Processes, Coimbra, Portugal, 6-7 April, 2001.
** Corresponding author.

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