5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol

5-环戊基-4-乙基-4H-1,2,4-三唑-3-硫醇

Also known as: 5-cyclopentyl-4-ethyl-1,2,4-triazole-3-thiol, 5-cyclopentyl-4-ethyl-2H-1,2,4-triazole-3-thione, 3H-1,2,4-triazole-3-thione, 5-cyclopentyl-4-ethyl-2,4-dihydro-, ART-CHEM-BB B018033, CHEMBRDG-BB 3018033, IVK/4021462, Albb-003340

5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol (CAS 667412-81-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C9H15N3S and a molecular weight of 197.30000 g/mol. It is also known as 5-cyclopentyl-4-ethyl-1,2,4-triazole-3-thiol, 5-cyclopentyl-4-ethyl-2H-1,2,4-triazole-3-thione and 3H-1,2,4-triazole-3-thione, 5-cyclopentyl-4-ethyl-2,4-dihydro-. Key properties include a boiling point of 266.4ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 114.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
667412-81-9
Jingsj CID
J-918428-2
Molecular Formula
C9H15N3S
Chinese Name
5-环戊基-4-乙基-4H-1,2,4-三唑-3-硫醇
Molecular Weight
197.30000 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point266.4ºC at 760 mmHg
Density1.32g/cm3
Flash Point114.9ºC

Frequently Asked Questions

What is the CAS number of 5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol?

The CAS number of 5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol is 667412-81-9.

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

5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol has molecular formula C9H15N3S and molecular weight 197.30000 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol (CAS 667412-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-918428-2 (accessed 2026-10-24).

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