2,2′-Dithiobis(benzothiazole) (120-78-5) can be used as accelerator for general rubber. It is also used as plasticizer in chloroprene rubbes1. It is a Standardized Chemical Allergen. The physiologic effect of 2,2'-dithiobisbenzothiazole is by means of Increased Histamine Release, and Cell-mediated Immunity2. Its industry uses also include fillers, fuels and fuel additives, intermediates, process regulator, propels and blowing agents2.