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4-Methylthiazole-2-thiol

4-甲基噻唑-2-硫醇

Also known as: 2-Mercapto-4-methylthiazole, 4-METHYL-1,3-THIAZOLE-2-THIOL, 4-METHYLTHIAZOLE-2-THIOL, 4-Methyl-1,3-thiazole-2-thiol, 4-Methyl-2-sulphanyl-1,3-thiazole, 2-Mercapto-4-methyl-1,3-thiazole, 4-Methyl-2-thio-1,3-thiazole, AKOS BBS-00004642, MFCD00798571

4-Methylthiazole-2-thiol (CAS 4498-39-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5NS2 and a molecular weight of 131.21900 g/mol. It is also known as 2-Mercapto-4-methylthiazole, 4-METHYL-1,3-THIAZOLE-2-THIOL and 4-METHYLTHIAZOLE-2-THIOL. Key properties include a melting point of 86-89℃, a boiling point of 203.4ºC at 760mmHg, a density of 1.36g/cm3 and a flash point of 76.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4498-39-9
Jingsj CID
J-41978-9
Molecular Formula
C4H5NS2
Chinese Name
4-甲基噻唑-2-硫醇
Molecular Weight
131.21900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point86-89℃
Boiling Point203.4ºC at 760mmHg
Density1.36g/cm3
Flash Point76.8ºC

Frequently Asked Questions

What is the CAS number of 4-Methylthiazole-2-thiol?

The CAS number of 4-Methylthiazole-2-thiol is 4498-39-9.

What are the molecular formula and molecular weight of 4-Methylthiazole-2-thiol?

4-Methylthiazole-2-thiol has molecular formula C4H5NS2 and molecular weight 131.21900 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methylthiazole-2-thiol (CAS 4498-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41978-9 (accessed 2026-10-23).

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