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Communication | Special issue | Vol 28, No. 1, 1989, pp.67-70
Published online, 1st January, 1970
DOI: 10.3987/COM-88-S27
Carbonyl Radical Cyclizations: Preparation of Some Heterocyclic Ketones

David Crich,* K. Angeline Eustace, and Timothy J. Ritchie

*Department of Chemistry, University College , 20 Gordon Street, London, WC1H 0AJ, U.K.


It has been possible to synthesize 3-methylchromanone, 3-methylthiochromanone and 2,3-dihydro-3-methylquinolin-4-one from salicylic acid, thiosalicylic acid and anthranilic acid respectively by carbonyl radical cyclizations.