1H-1,2,4-Triazole-3-thiol, 5-(4-amino-2-hydroxyphenyl)- 3458-02-4 5-(4-Amino-2-hydroxyphenyl)-1H-1,2,4-triazole-3-thiol BRN 2976102 Phenol, 5-amino-2-(5-mercapto-s-triazol-3-yl)-