83401-18-7Relevant articles and documents
Composes sulfures heterocycliques. XCV. Reaction des hydrazinecarboxylates de methyle ou d'ethyle sur les benzothiazine-3,1 thiones-4 et sur les benzothiazine-3,1 ones-4
Legrand, Louis,Lozac'H, Noel
, p. 133 - 138 (2007/10/02)
Methyl or ethyl hydrazinecarboxylates react with 1,3-benzothiazine-4-thiones 1 giving, according to the reaction process and to the structure of 1, variable amounts of alkyl (4-thioxo-3,4-dihydroquinazolin-3-yl) carbamate 2 and of alkyl 2-(4H-3,1-benzothi