(1,2,4)Triazolo(1,5-a)pyrimidine-6-carboxylic acid, 7-hydroxy-5-methyl-2-(methylthio)- 63059-40-5 7-Hydroxy-5-methyl-2-(methylthio)-1,2,4-triazolo(1,5-a)pyrimidine-6-carboxylic acid EINECS 263-817-3