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Title
Synthese von 5,6-Dimethyl-4-oxo-1,3,4,5-tetrahydro-imidazo-[4,5- c] [1,2,6]thiadiazin-2,2-dioxid und 7-Methyl-4-oxo-1 H-3,4-dihydro-pyrimido[4,5- c][1,2,6]thiadiazin-2,2-dioxid.
Synthesis of 5,6-Dimethyl-4-oxo-1,3,4,5-tetrahydro-imidazo[4,5- c][1,2,6]thiadiazin 2,2-dioxide and 7-Methyl-4-oxo-1 H-3,4-dihydropyrimido[4,5- c][1,2,6]thiadiazin 2,2-dioxide The derivatives of the above heterocyclic ring systems were prepared by reaction of the corresponding o-amino esters with sulfamoylchloride.