1-Methyl-5-buten(2)ylthiotriazol(3)yl-aethansulfonat [German] 5-(2-Butenylthio)-1-methyl-1H-1,2,4-triazol-3-yl ethanesulfonate 61800-04-2 Ethanesulfonic acid, 5-(2-butenylthio)-1-methyl-1H-1,2,4-triazol-3-yl ester