4-Amino-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol

Also known as: 4-amino-5-(4-pyridyl)-4H-1,2,4-triazole-3-thiol, 4-amino-3-(4-pyridyl)-5-mercapto-1,2,4-triazole, 4-amino-3-(4-pyridyl)-5-mercapto-4H-1,2,4-triazole, 4-amino-3-pyridin-4-yl-1H-1,2,4-triazole-5-thione, 4-amino-5-(4-pyridyl)-1,2,4-triazole-3-thiol, 4-amino-5-(4-pyridyl)-4H-1,2,4-triazol-3-yl hydrosulfide, 4-amino-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol, 4-amino-5-(pyridine-4-yl)-4H-1,2,4-triazole-3-thiol, 4-amino-5-mercapto-3-(pyridine-4-yl)-1,2,4-triazole, 3-(4'-pyridyl)-4-amino-5-mercapto-4(H)-1,2,4-triazole, 4-amino-5-pyridin-4-yl-4H-[1,2,4]triazole-3-thiol, MFCD00274215, AKOS BBS-00000592, ASISCHEM B66316, RARECHEM BG FB 0112, TIMTEC-BB SBB000314, ZERENEX E/6027004

4-Amino-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol (CAS 36209-51-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7N5S and a molecular weight of 193.22900 g/mol. Key properties include a melting point of 250-254ºC(lit.), a boiling point of 338.9ºC at 760 mmHg, a density of 1.62g/cm3 and a flash point of 158.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

36209-51-5

Jingsj CID

J-1992671-7

Molecular Formula

C₇H₇N₅S

Molecular Weight

193.22900 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026