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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:

S.-i. Hirashima, T. Nobuta, N. Tada, A. Itoh, Synlett, 2009, 2017-2019.

DOI: 10.1055/s-0029-1217524


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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Facile Aerobic Photooxidation of Alcohols Using 2-Chloroanthraquinone under Visible Light Irradiation

Y. Shimada, K. Hattori, N. Tada, T. Miura, A. Itoh, Synthesis, 2013, 45, 2684-2688.

Key Words

Norrish Type I, photooxidation, carbon tetrabromide, aerobic, carboxylic acids

ID: J60-Y2009-2160