5-Chloro-1,2,3-thiadiazole

5-氯-1,2,3-噻二唑

Also known as: 1,2,3-Thiadiazole, 5-chloro-, 5-Chlor-1,2,3-thiadiazol, 5-chlorothiadiazole, 5-chloro-1,2,3-thiadiazole

5-Chloro-1,2,3-thiadiazole (CAS 4113-57-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C2HClN2S and a molecular weight of 120.56100 g/mol. It is also known as 1,2,3-Thiadiazole, 5-chloro-, 5-Chlor-1,2,3-thiadiazol and 5-chlorothiadiazole. Key properties include a boiling point of 163.8ºC at 760mmHg, a density of 1.559g/cm3 and a flash point of 52.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4113-57-9
Jingsj CID
J-1427300-7
Molecular Formula
C2HClN2S
Chinese Name
5-氯-1,2,3-噻二唑
Molecular Weight
120.56100 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point163.8ºC at 760mmHg
Density1.559g/cm3
Flash Point52.9ºC

Frequently Asked Questions

What is the CAS number of 5-Chloro-1,2,3-thiadiazole?

The CAS number of 5-Chloro-1,2,3-thiadiazole is 4113-57-9.

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

5-Chloro-1,2,3-thiadiazole has molecular formula C2HClN2S and molecular weight 120.56100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloro-1,2,3-thiadiazole (CAS 4113-57-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1427300-7 (accessed 2026-10-25).

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