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Synfacts 2009(7): 0731-0731  
DOI: 10.1055/s-0029-1217216
Synthesis of Materials and Unnatural Products
© Georg Thieme Verlag Stuttgart ˙ New York

Substituted Hexahelicenes via Cycloiso-merization Reactions

Contributor(s): Timothy M. Swager, Jose M. Lobez
J. Storch*, J. Sýkora, J. Čermák, J. Karban, I. Císařová, A. Růžička
Institute of Chemical Process Fundamentals and Charles University, Prague and University of Pardubice, Czech Republic
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Publication History

Publication Date:
22 June 2009 (online)

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Significance

The authors present a convergent, modular synthetic approach to obtain substituted hexahelicenes 7a and 7b. The key step is the double carbocyclization of 6a,b using a platinum halide.