Synonyms: 2-[[4-[butyl(2-cyanoethyl)amino]phenyl]azo]-6-methoxy-3-methylbenzothiazolium methyl sulphate;2-[[4-[N-Butyl-(2-cyanoethyl)amino] phenyl]azo]-6-mehtoxy-3-methylbenzothiazolium, methyl sulfate;2-[[4-[N-Butyl-(2-cyanoethyl)amino] phenyl]azo]-6-mehtoxy-3-methylbenzothiazolium,methyl sulfate;Benzothiazolium, 2-[[4-[butyl(2-cyanoethyl) amino]phenyl]azo]-6-methoxy-3-methyl-, methyl sulfate;benzothiazolium, 2-[[4-[butyl(2-cyanoethyl)amino]phenyl]azo]-6-methoxy-3-methyl;Benzothiazolium,2-[[4-[butyl(2-cyanoethyl)amino]phenyl]azo]-6-methoxy-3-methyl-,methyl sulfate