Abstract
3-Acylpyrrolo[2,1-c][1,4]benzoxazine-1,2,4-triones regioselectively react with thiobenzamide forming substituted spiro[thiazolo-5,2′-pyrroles], whose structure was confirmed by X-ray diffraction analysis.
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Original Russian Text © А.I. Kobelev, E.E. Stepanova, M.V. Dmitriev, E.S. Denislamova, A.N. Maslivets, 2018, published in Zhurnal Organicheskoi Khimii, 2018, Vol. 54, No. 5, pp. 761–765.
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Kobelev, A.I., Stepanova, E.E., Dmitriev, M.V. et al. Spiroheterocyclization of Pyrrolobenzoxazinetriones under the Action of Thiobenzamide. Synthesis of Spiro[thiazolo-5,2′-pyrroles]. Russ J Org Chem 54, 766–770 (2018). https://doi.org/10.1134/S1070428018050159
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DOI: https://doi.org/10.1134/S1070428018050159