Synthesis 2002(17): 2532-2536
DOI: 10.1055/s-2002-35630
PAPER
© Georg Thieme Verlag Stuttgart · New York

A New and General Synthesis of Substituted 2-Azafluorenones

Thomas Hundsdorf, Evgeniy V. Blyumin, Hans Neunhoeffer*
Darmstadt University of Technology, Institute of Organic Chemistry, Petersenstraße 22, 64287 Darmstadt, Germany
Fax: +49(6151)166016; e-Mail: di88@hrzpub.tu-darmstadt.de;
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Publikationsverlauf

Received 3 July 2002
Publikationsdatum:
20. November 2002 (online)

Abstract

A short high yield synthesis of polysubstituted 2-aza­fluorenones from 1,2,4-triazines using the metalation and intra­molecular Diels-Alder reaction is described.