Abstract
Derivatives of a new heterocyclic system, viz., thiazolo[3′,4′∶3,2]pyrimido-[4,5-b]indole, are formed when 4-amino-2-methylthio-5-phenylthiazolium benzenesulfonate is heated with 3-formyloxindole in phosphorus oxychloride.
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K. V. Fedotov, N. N. Romanov, and A. I. Tolmachev, Khim. Geterotsikl. Soedin., No. 7, 969 (1984).
French Patent Application No. 2,450,607; Ref. Zh. Khim., 30244P.
A. D. Kachkovskii, E. K. Mikitenko, and N. N. Romanov, Ukr. Khim. Zh., 49, 1088 (1983).
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See [1] for communication 12.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 502–504, April, 1985.
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Mikitenko, E.K., Romanov, N.N. Mesoionic compounds with a bridged nitrogen atom. 13. Thiazolopyrimidoindoles. Chem Heterocycl Compd 21, 417–420 (1985). https://doi.org/10.1007/BF00504402
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DOI: https://doi.org/10.1007/BF00504402