95772-75-1Relevant articles and documents
Composes Sulfures Heterocycliques. CIII. Action de la phenylhydrazine sur les dihydro-1,2 benzothiazine-3,1 thiones-4
Legrand, Louis,Lozac'h, Nooel
, p. 1625 - 1632 (2007/10/02)
While phenylhydrazine reacts with 1-alkyl-1,2-dihydro-3,1-benzothiazine-4-thiones (1) giving 1-alkyl-3-phenylamino-2,3-dihydro-1H-quinazoline-4-thiones (2), it reacts with 1-aryl-1,2-dihydro-3,1-benzothiazine-4-thiones (3) yielding 1-aryl-4-phenylhydrazon