Acceleration of Norrish Type I Reaction with Molecular Oxygen and Catalytic CBr4
Shin-ichi Hirashima, Tomoya Nobuta, Norihiro Tada, Akichika Itoh*
*Gifu Pharmaceutical University, Mitahora-higashi, Gifu 502-8585, Japan, Email: itohagifu-pu.ac.jp
S.-i. Hirashima, T. Nobuta, N. Tada, A. Itoh, Synlett, 2009, 2017-2019.
A facile synthesis of aryl carboxylic acids from aryl ketones by aerobic photooxidation using the inexpensive and easily handled CBr4 as catalyst is applicable to inert compounds under usual photo-irradiation conditions, and appears very attractive for the expansion of the Norrish Type I reaction.
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Y. Shimada, K. Hattori, N. Tada, T. Miura, A. Itoh, Synthesis, 2013, 45, 2684-2688.