5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol

5-巯基-4-甲基-4H-1,2,4-三唑-3-醇

Also known as: 1,2,4-Triazolidin-3-one, 4-methyl-5-thioxo-, 4-Methyl-5-sulfanyl-4H-1,2,4-triazol-3-ol, 4-Methyl-5-thioxo-1,2,4-triazolidin-3-one, 5-HYDROXY-4-METHYL-1,2,4-TRIAZOLE-3-THIOL, 4-methyl-5-sulfanylidene-1,2,4-triazolidin-3-one, 5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol, 4-Methyl-5-thiono-1,2,4-triazolidin-3-on, 4-Methyl-3-thiono-1,2,4-triazolidinon-5

5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol (CAS 22244-61-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C3H5N3OS and a molecular weight of 131.15600 g/mol. It is also known as 1,2,4-Triazolidin-3-one, 4-methyl-5-thioxo-, 4-Methyl-5-sulfanyl-4H-1,2,4-triazol-3-ol and 4-Methyl-5-thioxo-1,2,4-triazolidin-3-one. Key properties include a boiling point of 366.5ºC at 760mmHg, a density of 1.55g/cm3 and a flash point of 175.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22244-61-7
Jingsj CID
J-1107673-5
Molecular Formula
C3H5N3OS
Chinese Name
5-巯基-4-甲基-4H-1,2,4-三唑-3-醇
Molecular Weight
131.15600 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point366.5ºC at 760mmHg
Density1.55g/cm3
Flash Point175.4ºC

Frequently Asked Questions

What is the CAS number of 5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol?

The CAS number of 5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol is 22244-61-7.

What are the molecular formula and molecular weight of 5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol?

5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol has molecular formula C3H5N3OS and molecular weight 131.15600 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Mercapto-4-methyl-4H-1,2,4-triazol-3-ol (CAS 22244-61-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1107673-5 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.