5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine

5-(5-氯噻吩-2-基)-1,3,4-噻二唑-2-胺

Also known as: 1,3,4-Thiadiazol-2-amine, 5-(5-chloro-2-thienyl)-, 5-(5-chloro-2-thienyl)-1,3,4-thiadiazol-2-amine, 5-(5-chlorothiophen-2-yl)-1,3,4-thiadiazol-2-amine, 5-(5-chloro-2-thiophenyl)-1,3,4-thiadiazol-2-amine

5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine (CAS 70057-76-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4ClN3S2 and a molecular weight of 217.69900 g/mol. It is also known as 1,3,4-Thiadiazol-2-amine, 5-(5-chloro-2-thienyl)-, 5-(5-chloro-2-thienyl)-1,3,4-thiadiazol-2-amine and 5-(5-chlorothiophen-2-yl)-1,3,4-thiadiazol-2-amine. Key properties include a boiling point of 406.2ºC at 760 mmHg, a density of 1.62g/cm3 and a flash point of 199.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70057-76-0
Jingsj CID
J-1184841-7
Molecular Formula
C6H4ClN3S2
Chinese Name
5-(5-氯噻吩-2-基)-1,3,4-噻二唑-2-胺
Molecular Weight
217.69900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point406.2ºC at 760 mmHg
Density1.62g/cm3
Flash Point199.5ºC

Frequently Asked Questions

What is the CAS number of 5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine?

The CAS number of 5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine is 70057-76-0.

What are the molecular formula and molecular weight of 5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine?

5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine has molecular formula C6H4ClN3S2 and molecular weight 217.69900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(5-Chloro-2-thienyl)-1,3,4-thiadiazol-2-amine (CAS 70057-76-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1184841-7 (accessed 2026-10-23).

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