5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione)

5,5'-二硫代双(1,3,4-噻二唑-2(3H)-硫酮)

Also known as: 1,3,4-Thiadiazole-2(3H)-thione, 5,5-dithiobis-, 2,2'-Dithiobis(1,3,4-thiadiazole-5-thiol), 2,5-dimercapto-1,3,4-thiadiazole dimmer, 2,5-dimercapto-1,3,4-thiadiazole dimer, 3H,3'H-5,5'-Disulfandiyl-bis-[1,3,4]thiadiazol-2-thion, 3H,3'H-5,5'-disulfanediyl-bis-[1,3,4]thiadiazole-2-thione, 5,5''-Dithiobis-1,3,4-thiadiazole-2(3H)-thione, 5,5'-Dithiobis(2-mercapto-1,3,4-thiadiazole), 5,5'-dithiobis-(1,3,4-thiadiazole-2-thiol), 5,5'-dithiodi-1,3,4-thiadiazole-2(3H)-thione, 5-[(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)disulfanyl]-3H-1,3,4-thiadiazole-2-thione, EINECS 276-763-0, bis-<5-thio-1,3,4-thiadiazolidinyl-(2)> disulfide

5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione) (CAS 72676-55-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C4H2N4S6 and a molecular weight of 298.47500 g/mol. It is also known as 1,3,4-Thiadiazole-2(3H)-thione, 5,5-dithiobis-, 2,2'-Dithiobis(1,3,4-thiadiazole-5-thiol) and 2,5-dimercapto-1,3,4-thiadiazole dimmer. Key properties include a boiling point of 440.9ºC at 760 mmHg, a density of 2.22g/cm3 and a flash point of 220.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72676-55-2
Jingsj CID
J-1049423-3
Molecular Formula
C4H2N4S6
Chinese Name
5,5'-二硫代双(1,3,4-噻二唑-2(3H)-硫酮)
Molecular Weight
298.47500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point440.9ºC at 760 mmHg
Density2.22g/cm3
Flash Point220.4ºC

Frequently Asked Questions

What is the CAS number of 5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione)?

The CAS number of 5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione) is 72676-55-2.

What are the molecular formula and molecular weight of 5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione)?

5,5'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione) has molecular formula C4H2N4S6 and molecular weight 298.47500 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'-Dithiobis(1,3,4-thiadiazole-2(3H)-thione) (CAS 72676-55-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1049423-3 (accessed 2026-10-22).

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