Abstract
Methyl 3-aroyl-1-aryl-4,5-dioxo-4,5-dihydro-1H-pyrrole-2-carboxylates reacted with styrene and butyl vinyl ether to give 6-substituted methyl (6R*,7aR*)-1,4-diaryl-2,3-dioxo-1,2,3,6,7,7a-hexahydropyrano-[4,3-b]pyrrole-7a-carboxylates whose structure was confirmed by X-ray analysis.
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Original Russian Text © N.V. Bubnov, E.E. Stepanova, M.V. Dmitriev, A.N. Maslivets, 2015, published in Zhurnal Organicheskoi Khimii, 2015, Vol. 51, No. 10, pp. 1436–1439.
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Bubnov, N.V., Stepanova, E.E., Dmitriev, M.V. et al. Cycloaddition of alkenes to 4-Aroyl-1H-pyrrole-2,3-diones. crystal and molecular structure of substituted pyrano[4,3-b]pyrrole. Russ J Org Chem 51, 1404–1407 (2015). https://doi.org/10.1134/S1070428015100085
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DOI: https://doi.org/10.1134/S1070428015100085