Irradiation of the ring A unsubstituted 6/5-fused cross-conjugated cyclohexadienone (1a) and its 2-methyl derivative (1b) in methanolic acetic acid yields, in addition to other products, novel tricyclononane derivatives which have been assigned the structures (3a) and (3b).
Copyright © 1973 Royal Society of Chemistry. This article first appeared in Journal of the Chemical Society, Chemical Communications (1973), 469-470.
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Caine, Drury, John T. Gupton, Ko Ming, and William J. Powers, III. "Photochemical rearrangements of 6/5-fused cross-conjugated cyclohexadienones in protic solvents." Journal of the Chemical Society, Chemical Communications, 1973, 469-470. doi:10.1039/c39730000469.