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Org Lett. 2007 May 24;9(11):2059-62. doi: 10.1021/ol0704587. Epub 2007 Apr 26.

Rh-catalyzed [4 + 2] carbocyclization of vinylarylaldehydes with alkenes and alkynes leading to substituted tetralones and 1-naphthols.

Organic letters

Ken Tanaka, Daiki Hojo, Takeaki Shoji, Yuji Hagiwara, Masao Hirano

Affiliations

  1. Department of Applied Chemistry, Graduate School of Engineering, Tokyo University of Agriculture and Technology, Koganei, Tokyo 184-8588, Japan. [email protected]

PMID: 17458973 DOI: 10.1021/ol0704587

Abstract

Regio-, diastereo-, and enantioselective intermolecular [4 + 2] carbocyclizations of vinylarylaldehydes with alkenes and alkynes leading to substituted tetralones and 1-naphthols have been developed by using a cationic rhodium(I)/dppb or dppp complex as a catalyst.

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