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4-Methylthiazole-2(3H)-thione

Also known as: 4-Methylthiazoline-2-thione, 4-Methyl-2(3H)-thiazolethione, 4-Methyl-4-thiazoline-2-thione, 2-Mercapto-4-methylthiazole, 4-Methyl-2-mercaptothiazole, 4-Methylthiazole-2-thione, Thiazolethione

4-Methylthiazole-2(3H)-thione (CAS 5685-06-3) 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. Key properties include a boiling point of 203.4ºC at 760 mmHg, 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.
5685-06-3
Jingsj CID
J-1409688-9
Molecular Formula
C4H5NS2
Molecular Weight
131.21900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point203.4ºC at 760 mmHg
Density1.36g/cm3
Flash Point76.8ºC
Exact Mass130.98600
PSA76.12000
LogP2.11410
Refractive Index1.694

Frequently Asked Questions

What is the CAS number of 4-Methylthiazole-2(3H)-thione?

The CAS number of 4-Methylthiazole-2(3H)-thione is 5685-06-3.

What are the molecular formula and molecular weight of 4-Methylthiazole-2(3H)-thione?

4-Methylthiazole-2(3H)-thione has molecular formula C4H5NS2 and molecular weight 131.21900 g/mol.

What are the upstream and downstream products of 4-Methylthiazole-2(3H)-thione?

For 4-Methylthiazole-2(3H)-thione, Upstream Products: 4-Methylthiazole, Maleic anhydride, Ammonium dithiocarbamate; Downstream Products: 4-Methylthiazole, 2,2'-Dithiobis(4-methylthiazole), [(4-Methyl-1,3-thiazol-2-yl)thio]acetic acid.

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

Last updated:

How to cite: Jingsj. "4-Methylthiazole-2(3H)-thione (CAS 5685-06-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1409688-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.