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Synlett 2002(5): 0820-0822
DOI: 10.1055/s-2002-25344
DOI: 10.1055/s-2002-25344
LETTER
© Georg Thieme Verlag Stuttgart · New York
A Rapid Entry to Natural and Unnatural Disubstituted Maleic Anhydrides
Weitere Informationen
Publikationsverlauf
Received
19 March 2002
Publikationsdatum:
07. Februar 2007 (online)


Abstract
Copper-mediated tandem vicinal difunctionalisation of dimethyl acetylenedicarboxylate, followed in selected cases by oxidation of one of the substituents, provides a versatile and rapid route to a variety of natural and unnatural disubstituted maleic anhydrides.
Key words
conjugate additions - copper - maleic anhydrides - natural products - tandem reactions