1-p-Sulfophenylbiguanide 3-14-00-02136 (Beilstein Handbook Reference) 6405-80-7 BRN 3393536 Benzenesulfonic acid, 4-((((aminoiminomethyl)amino)iminomethyl)amino)- Benzenesulfonic acid, 4-((((aminoiminomethyl)amino)iminomethyl)amino)- (9CI) Benzenesulfonic acid, p-(3-amidinoguanidino)- Benzenesulfonic acid, p-(3-guanylguanidino)- N-(Amidinoamidino)-sulfanilic acid NSC 17580 Phenylbiguanide-p-sulfonic acid Sulfanilic acid, N-(amidinoamidino)-