Fused Thiazoles from 3-Amino-2-thioxo-2,3-dihydrothiazoles: Synthesis of Mesoionic Thiazolo-1,3,4-thiadiazoles and 2,3-Dihydro-4H-thiazolothiadiazin-5-ium Derivatives

Article abstract of DOI:10.1055/s-1988-27691

A number of mesoionic compounds 4 (5-phenylthiazolo<2,3-b>-1,3,4-thiadiazolium-2-arylaminides), derivatives of the thiazolo<2,3-b>-1,3,4-thiadiazole ring system, have been prepared from 3-amino-2-benzylthio-4-phenylthiazolium cation 2 and aryl isothiocyan