Ayscough, P. B.; Oversby, J. P.
(Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (7), 1972)
The four carboxylic acid anhydrides, acetic, propionic, n-butyric and iso-butyric, -(-irradiated at 77 K show esr spectra indicating the presence of acyl radicals and radicals formed by loss ol H from the anhydride The ...