Chemistry of Heterocyclic Compounds p. 442 - 446 (1991)
Update date:2022-08-03
Topics:
Usol'tseva, S. V.
Andronnikova, G. P.
Nikolaeva, S. L.
Lebedev, A. T.
Shevyrin, V. A.
Depending on the reaction conditions, 2-amino-1,3,4-thiadiazine and 2-hydrazinothiazole derivatives were obtained by cyclization of thiosemicarbazide with ethyl bromopyruvate in concentrated hydrochloric acid.The rearrangements of 5-carbonyl-substituted 2
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