Intramolecular cyclization of propargyl derivatives using environmentally
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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