Synthesis 2009(2): 194-198  
DOI: 10.1055/s-0028-1083288
PAPER
© Georg Thieme Verlag Stuttgart ˙ New York

Effective Catalytic Activity of the Hydrated Gold Catalyst NaAuCl4×2H2O To Construct Highly Fused Cyclopentenones

Swastik Karmakar, Ahyun Kim, Chang Ho Oh*
Department of Chemistry, Hanyang University, Sungdong-Gu, Seoul 133-791, Korea
e-Mail: changho@hanyang.ac.kr;
Further Information

Publication History

Received 1 August 2008
Publication Date:
19 December 2008 (online)

Abstract

The rapid synthesis of various carbocycle-fused highly substituted cyclopentenones is described to occur via tandem 1,2-shift of pivaloate followed by carbocyclization under the catalysis of the hydrated gold catalyst NaAuCl4˙2H2O.