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Synthesis 2009(2): 243-250  
DOI: 10.1055/s-0028-1083298
PAPER
© Georg Thieme Verlag Stuttgart ˙ New York

Regioselective Synthesis of Functionalized Biaryls Based on the First [3+3] Cyclocondensations of 4-Aryl-1,3-bis(trimethylsilyloxy)buta-1,3-dienes

Muhammad Adeela, Muhammad A. Rashida, Nasir Rasoola,c, Rasheed Ahmada, Alexander Villingera, Helmut Reinkea, Christine Fischerb, Peter Langer*a,b
a Institut für Chemie, Universität Rostock, Albert Einstein Str. 3a, 18059 Rostock, Germany
b Leibniz-Institut für Katalyse an der Universität Rostock e.V., Albert Einstein Str. 29a, 18059 Rostock, Germany
Fax: +49(381)4986412; e-Mail: peter.langer@uni-rostock.de;
c G. C. University Faisalabad, Department of Chemistry, Faisalabad, Pakistan
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Publikationsverlauf

Received 6 August 2008
Publikationsdatum:
19. Dezember 2008 (online)

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Abstract

Sterically encumbered biaryls were regioselectively prepared by formal [3+3] cyclocondensations of novel 4-aryl-1,3-bis(trimethylsilyloxy)-1,3-dienes.

Key words

cyclizations - salicylates - biaryls - silyl enol ethers

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CCDC-696027 (5b) and CCDC-665870 (5c) contain all crystallographic details of this publication which are available free of charge at www.ccdc.cam.ac.uk/conts/retrieving.html or can be ordered from the following address: Cambridge Crystallographic Data Centre, 12 Union Road, Cambridge CB21EZ, UK; fax: +44 (1223)336033, or deposit@ccdc.cam.ac.uk.