15086-20-1 3-Ethyl-2-(3-(3-ethyl-3H-benzothiazol-2-ylidene)-2-methylprop-1-enyl)benzothiazolium p-toluenesulphonate Benzothiazolium, 3-ethyl-2-(3-(3-ethyl-2(3H)-benzothiazolylidene)-2-methyl-1-propenyl)-, salt with 4-methylbenzenesulfonic acid (1:1) EINECS 239-136-2