Synthesis of mesoionic 3-p-nitrophenylimidazol[2,3-a]isoquinolinium 2-thione
Abstract
The methiodide of mesoionic 3-p-nitrophenyl-thiazoloisoquinolinium-2-thione reacts smoothyl with primary aliphatic amines to give mesoionic imidazoloiso-quinolium thiones (IV).