4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol

4-乙基-5-噻吩-2-基-4H-1,2,4-三唑-3-硫醇

Also known as: 4-ethyl-5-thien-2-yl-4H-1,2,4-triazole-3-thiol, 4-ethyl-5-(2-thienyl)-4H-1,2,4-triazole-3-thiol, 4-ethyl-3-thiophen-2-yl-1H-1,2,4-triazole-5-thione, Albb-003219, ART-CHEM-BB B015774, CHEMBRDG-BB 3015774, BUTTPARK 128\43-99, TIMTEC-BB 381009

4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol (CAS 337473-17-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9N3S2 and a molecular weight of 211.30700 g/mol. It is also known as 4-ethyl-5-thien-2-yl-4H-1,2,4-triazole-3-thiol, 4-ethyl-5-(2-thienyl)-4H-1,2,4-triazole-3-thiol and 4-ethyl-3-thiophen-2-yl-1H-1,2,4-triazole-5-thione. Key properties include a boiling point of 293.6ºC at 760 mmHg, a density of 1.43g/cm3 and a flash point of 131.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
337473-17-3
Jingsj CID
J-1602066-1
Molecular Formula
C8H9N3S2
Chinese Name
4-乙基-5-噻吩-2-基-4H-1,2,4-三唑-3-硫醇
Molecular Weight
211.30700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point293.6ºC at 760 mmHg
Density1.43g/cm3
Flash Point131.4ºC

Frequently Asked Questions

What is the CAS number of 4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol?

The CAS number of 4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol is 337473-17-3.

What are the molecular formula and molecular weight of 4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol?

4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol has molecular formula C8H9N3S2 and molecular weight 211.30700 g/mol.

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

Last updated:

How to cite: Jingsj. "4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol (CAS 337473-17-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1602066-1 (accessed 2026-10-25).

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