Abstract: | Conclusions Benzoyl isocyanate reacts with morpholinocyclohexene, morpholinocyclopentene, piperidinocyclohexene, and piperidinocyclopentene on the type of 1,4-cycloaddition, with the formation of 1,3-oxazin-4-one derivatives, while trichloroacetyl isocyanate reacts on the type of 1,2-cycloaddition, with the formation of 2-azetidinone derivatives, and only with morpholinocyclopentene does it react on the type of 1,4-cycloaddition.Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 9, pp. 2086–2088, September, 1972. |