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

5-巯基-4H-1,2,4-三唑-3-醇

Also known as: 5-MERCAPTO-4H-[1,2,4]TRIAZOL-3-OL, 5-thioxo-[1,2,4]triazolidin-3-one, 1,2,4-Triazolidin-3-one, 5-thioxo-, 5-sulfanylidene-1,2,4-triazolidin-3-one, Monothiourazole, 3-Thiourazole

5-Mercapto-4H-1,2,4-triazol-3-ol (CAS 503-89-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C2H3N3OS and a molecular weight of 117.13000 g/mol. It is also known as 5-MERCAPTO-4H-[1,2,4]TRIAZOL-3-OL, 5-thioxo-[1,2,4]triazolidin-3-one and 1,2,4-Triazolidin-3-one, 5-thioxo-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 503-89-9
Jingsj CID: J-1140841-9
Molecular Formula: C₂H₃N₃OS
Chinese Name: 5-巯基-4H-1,2,4-三唑-3-醇
Molecular Weight: 117.13000 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Frequently Asked Questions

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

The CAS number of 5-Mercapto-4H-1,2,4-triazol-3-ol is 503-89-9.

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

5-Mercapto-4H-1,2,4-triazol-3-ol has molecular formula C2H3N3OS and molecular weight 117.13000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Mercapto-4H-1,2,4-triazol-3-ol (CAS 503-89-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1140841-9 (accessed 2026-10-25).

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