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

5-肼基-3-(2-噻吩基)-1,2,4-噻二唑

Also known as: 5-hydrazino-3-(2-thienyl)-1,2,4-thiadiazole, 5-hydrazino-3-(thien-2-yl)-1,2,4-thiadiazole, 1,2,4-thiadiazole, 5-hydrazinyl-3-(2-thienyl)-, 5-hydrazino-3-(2-thienyl)-1,2,4-thiadiazole hydrochloride, (3-thiophen-2-yl-1,2,4-thiadiazol-5-yl)hydrazine

5-Hydrazino-3-(2-thienyl)-1,2,4-thiadiazole (CAS 306936-74-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N4S2 and a molecular weight of 198.26900 g/mol. It is also known as 5-hydrazino-3-(2-thienyl)-1,2,4-thiadiazole, 5-hydrazino-3-(thien-2-yl)-1,2,4-thiadiazole and 1,2,4-thiadiazole, 5-hydrazinyl-3-(2-thienyl)-. Key properties include a melting point of 172ºC, a boiling point of 394.8ºC at 760mmHg and a flash point of 192.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
306936-74-3
Jingsj CID
J-1071467-6
Molecular Formula
C6H6N4S2
Chinese Name
5-肼基-3-(2-噻吩基)-1,2,4-噻二唑
Molecular Weight
198.26900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point172ºC
Boiling Point394.8ºC at 760mmHg
Flash Point192.6ºC

Frequently Asked Questions

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

The CAS number of 5-Hydrazino-3-(2-thienyl)-1,2,4-thiadiazole is 306936-74-3.

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

5-Hydrazino-3-(2-thienyl)-1,2,4-thiadiazole has molecular formula C6H6N4S2 and molecular weight 198.26900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Hydrazino-3-(2-thienyl)-1,2,4-thiadiazole (CAS 306936-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1071467-6 (accessed 2026-10-26).

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