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Department of Chemistry, State University of New York at Stony Brook, Stony Brook, USA
E-mail: iojima@notes.cc.sunysb.edu
; Fax: +1-631-632-7942
; Tel: +1-631-632-1339
Chem. Commun., 2009, 4569-4571
DOI:
10.1039/B909781C
Received
18 May 2009,
Accepted
15 Jun 2009
First published online
29 Jun 2009
Rapid construction of 5-7-6-5 fused tetracyclic carbocycles and heterocycles from cyclohexene-diynes and CO has been achieved in one step through a Rh(I)-catalyzed [2 + 2 + 2 + 1] cycloaddition process.