1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]-

5-[(2-氯代乙基)硫代]-1,3,4-噻二唑-2-硫醇

Also known as: 5-[(2-chloroethyl)thio]-1,3,4-thiadiazole-2-thiol, 2-(2-chloroethyl)thio-1,3,4-thiadiazole-5-thiol, 5-(2-chloroethylsulfanyl)-3H-1,3,4-thiadiazole-2-thione, 1,3,4-thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]-

1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]- (CAS 142826-71-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H5ClN2S3 and a molecular weight of 212.74400 g/mol. It is also known as 5-[(2-chloroethyl)thio]-1,3,4-thiadiazole-2-thiol, 2-(2-chloroethyl)thio-1,3,4-thiadiazole-5-thiol and 5-(2-chloroethylsulfanyl)-3H-1,3,4-thiadiazole-2-thione. Key properties include a melting point of 84-86ºC, a boiling point of 300.2ºC at 760mmHg, a density of 1.7g/cm3 and a flash point of 135.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
142826-71-9
Jingsj CID
J-1579754-8
Molecular Formula
C4H5ClN2S3
Chinese Name
5-[(2-氯代乙基)硫代]-1,3,4-噻二唑-2-硫醇
Molecular Weight
212.74400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point84-86ºC
Boiling Point300.2ºC at 760mmHg
Density1.7g/cm3
Flash Point135.3ºC

Frequently Asked Questions

What is the CAS number of 1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]-?

The CAS number of 1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]- is 142826-71-9.

What are the molecular formula and molecular weight of 1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]-?

1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]- has molecular formula C4H5ClN2S3 and molecular weight 212.74400 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3,4-Thiadiazole-2(3H)-thione, 5-[(2-chloroethyl)thio]- (CAS 142826-71-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1579754-8 (accessed 2026-10-24).

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