(1,2,4)Triazolo(1,5-a)pyrimidin-7-ol, 5-methyl-2-(methylthio)- 40775-78-8 5-Methyl-2-(methylthio)-1,2,4-triazolo(1,5-a)pyrimidin-7-ol 7-Hydroxy-5-methyl-2-methylthio-s-triazolo(1,5-a)pyrimidine EINECS 255-072-8 NSC 509227