5-chloro-3-(2-thienyl)-1,2,4-thiadiazole

5-氯-3-(2-噻吩基)-1,2,4-噻二唑

Also known as: 5-chloro-3-(thien-2-yl)-1,2,4-thiadiazole, 5-chloro-3-thiophen-2-yl-[1,2,4]thiadiazole, 5-chloro-3-(thiophen-2-yl)-1,2,4-thiadiazole, 1,2,4-Thiadiazole, 5-chloro-3-(2-thienyl)-

5-chloro-3-(2-thienyl)-1,2,4-thiadiazole (CAS 186982-41-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2S2 and a molecular weight of 202.68400 g/mol. It is also known as 5-chloro-3-(thien-2-yl)-1,2,4-thiadiazole, 5-chloro-3-thiophen-2-yl-[1,2,4]thiadiazole and 5-chloro-3-(thiophen-2-yl)-1,2,4-thiadiazole. Key properties include a boiling point of 346.2ºC at 760 mmHg, a density of 1.534g/cm3 and a flash point of 163.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
186982-41-2
Jingsj CID
J-1500628-2
Molecular Formula
C6H3ClN2S2
Chinese Name
5-氯-3-(2-噻吩基)-1,2,4-噻二唑
Molecular Weight
202.68400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point346.2ºC at 760 mmHg
Density1.534g/cm3
Flash Point163.2ºC

Frequently Asked Questions

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

The CAS number of 5-chloro-3-(2-thienyl)-1,2,4-thiadiazole is 186982-41-2.

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

5-chloro-3-(2-thienyl)-1,2,4-thiadiazole has molecular formula C6H3ClN2S2 and molecular weight 202.68400 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-3-(2-thienyl)-1,2,4-thiadiazole (CAS 186982-41-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500628-2 (accessed 2026-10-24).

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