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Communication | Special issue | Vol 5, No. 1, 1976, pp.409-412
Published online, 1st January, 1970
DOI: 10.3987/S-1976-01-0409
The Reaction of Oxazoles with Singlet Oxygen. IV. Imino Anhydride Intermediates

Harry H. Wasserman* and George R. Lenz

*Department of Chemistry, Yale University, P.O. Box 6666, New Haven, Connecticut 06511, U.S.A.


Reaction of 2-aryl-4,5-polymethylene oxazoles with singlet oxygen yields N-aroyl imino anhydrides. If the polymethylene bridge is large enough a further rearrangement to triamides may take place.