3-Chloro-5-(methylthio)-1,2,4-thiadiazole

3-氯-5-(甲硫基)-1,2,4-噻二唑

Also known as: 1,2,4-Thiadiazole, 3-chloro-5-(methylthio)-, 3-CHLORO-5-METHYLTHIO-1,2,4-THIADIAZOLE, 3-Chlor-5-methylthio-1,2,4-thiadiazol, 3-Chloro-5-methylthio-1,2,4-thiadiazole, 3-chloro-5-methylsulfanyl-[1,2,4]thiadiazole

3-Chloro-5-(methylthio)-1,2,4-thiadiazole (CAS 10191-90-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H3ClN2S2 and a molecular weight of 166.65200 g/mol. It is also known as 1,2,4-Thiadiazole, 3-chloro-5-(methylthio)-, 3-CHLORO-5-METHYLTHIO-1,2,4-THIADIAZOLE and 3-Chlor-5-methylthio-1,2,4-thiadiazol. Key properties include a boiling point of 280.9ºC at 760 mmHg, a density of 1.55g/cm3 and a flash point of 123.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10191-90-9
Jingsj CID
J-1477099-7
Molecular Formula
C3H3ClN2S2
Chinese Name
3-氯-5-(甲硫基)-1,2,4-噻二唑
Molecular Weight
166.65200 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point280.9ºC at 760 mmHg
Density1.55g/cm3
Flash Point123.7ºC

Frequently Asked Questions

What is the CAS number of 3-Chloro-5-(methylthio)-1,2,4-thiadiazole?

The CAS number of 3-Chloro-5-(methylthio)-1,2,4-thiadiazole is 10191-90-9.

What are the molecular formula and molecular weight of 3-Chloro-5-(methylthio)-1,2,4-thiadiazole?

3-Chloro-5-(methylthio)-1,2,4-thiadiazole has molecular formula C3H3ClN2S2 and molecular weight 166.65200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-5-(methylthio)-1,2,4-thiadiazole (CAS 10191-90-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1477099-7 (accessed 2026-10-25).

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