Abstract
A number of 2-acylmethyl-1,3-dithiolo[4,5-b]quinoxaline derivatives were synthesized on the basis of the reaction of α-acetylenic ketones with quinoxaline-2,3-dithiol in dimethyl sulfoxide (DMSO) in the presence of K2CO3. Their monohydrochlorides were obtained. A new series of 2-acylmethylene-1,3-dithiolo[4,5-b]quinoxalines was obtained by the reaction of 1-bromo-2-acylacetylenes with quinoxaline-2,3-dithiol in DMSO in the presence of triethylamine.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1489–1491, November, 1982.
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Nakhmanovich, A.S., Elokhina, V.N., Karnaukhova, R.V. et al. Synthesis of 2-acylmethyl- and 2-acylmethylene-1,3-dithiolo[4,5-b]quinoxalines from α-acetylenic ketones. Chem Heterocycl Compd 18, 1154–1156 (1982). https://doi.org/10.1007/BF00506362
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DOI: https://doi.org/10.1007/BF00506362