Description General description 2-Methylbenzothiazole can be synthesized by the Cu-catalyzed, base-free C-S coupling using conventional and microwave heating methods[1]. Application Reagent employed in the synthesis of polycarbocyanine[2] and thiacyanine[3][4] dyes, as well as (arylfuryl)benzothiazoles.[4][5] Packaging 25, 100 g in glass bottle