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Synfacts 2010(3): 0334-0334  
DOI: 10.1055/s-0029-1219312
Metal-Mediated Synthesis
© Georg Thieme Verlag Stuttgart ˙ New York

Pt-Catalyzed Tandem Cycloisomerization and Cope Rearrangement of Dienynes

Contributor(s): Paul Knochel, Tobias Thaler
S. Y. Kim, Y. Park, Y. K. Chung*
Seoul National University, South Korea
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Publication History

Publication Date:
18 February 2010 (online)

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Significance

The platinum-catalyzed cyclo­isomerization of dienynes leads to a strained ­cyclopropane intermediate which rearranges ­selectively to bicyclo[3.2.2]nonadienes or 1,6,7,9a-tetrahydrocyclohepta[c]pyrans and -pyridines depending on the nature of the ­substrate.