Synthesis of Fluorenones through Rhodium-Catalyzed Intramolecular Acylation of Biarylcarboxylic Acids
Takahide Fukuyama*, Shinji Maetani, Kazusa Miyagawa and Ilhyong Ryu*
*Department of Chemistry, Graduate School of Science, Osaka Prefecture University, Sakai, Osaka 599-8531, Japan, Email: fukuyamac.s.osakafu-u.ac.jp, ryuc.s.osakafu-u.ac.jp
T. Fukuyama, S. Maetani, K. Miyagawa, I. Ryu, Org. Lett., 2014, 16, 3216-3217.
DOI: 10.1021/ol5012407
Abstract
A rhodium-catalyzed intramolecular acylation of biarylcarboxylic acids enables an efficient approach to the synthesis of fluorenones. Using this procedure, fluorenones with various substituents can be synthesized in very good yields.
see article for more examples
Key Words
ID: J54-Y2014