Abstract
The condensation of aroylpyruvic acids with o-aminobenzyl alcohol gave (Z)-2-(2-aryl-2-oxoethylidene)-1,5-dihydro-4,1-benzoxazepin-3(2H)-ones which reacted with oxalyl chloride to afford 3-aroylpyrrolo[1,2-a][4,1]benzoxazepine-1,2,4(6H)-triones.
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This study was performed under financial support by the Russian Science Foundation (project no. 19-13-00290).
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Translated from Zhurnal Organicheskoi Khimii, 2021, Vol. 57, No. 10, pp. 1413–1419 https://doi.org/10.31857/S0514749221100062.
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Maslivets, A.A., Dmitriev, M.V. & Maslivets, A.N. Synthesis of 3-Aroylpyrrolo[1,2-a][4,1]benzoxazepine-1,2,4(6H)-triones by the Reaction of 2-(2-Aryl-2-oxoethylidene)1,5-dihydro-4,1-benzoxazepin-3(2H)-ones with Oxalyl Chloride. Russ J Org Chem 57, 1608–1613 (2021). https://doi.org/10.1134/S1070428021100067
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DOI: https://doi.org/10.1134/S1070428021100067