Reinvestigation of 1,3,4-thiadiazol-2(3h)-iminium bromide in the two-step synthesis of imidazo[2,1-b][1,3,4]- thiadiazoles

Article abstract of DOI:10.3987/COM-14-12938

The synthesis of 1,3,4-thiadiazol-2(3H)-iminium bromides, which are intermediates in the most commonly used synthetic approach to imidazo[2,1-b][1,3,4]thiadiazoles, and a single crystal X-ray diffraction study of one of these iminium bromides are describe