1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol

1-乙基-5-巯基-1,2,3,4-四氮唑

Also known as: 1-Ethyl-5-mercaptotetrazole, 1-Ethyl-5-mercapto-1,2,3,4-tetrazole, 1-Ethyl-1,4-dihydro-5H-tetrazole-5-thione, 1-Ethyl-1,2-dihydro-5H-tetrazole-5-thione, 1-Ethyl-1H-tetrazole-5-thiol, 1-Ethyl-5-mercapto-1H-tetrazole, 5H-Tetrazole-5-thione, 1-ethyl-1,2-dihydro-, MFCD00129973, EINECS 239-270-1

1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol (CAS 15217-53-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H6N4S and a molecular weight of 130.171 g/mol. It is also known as 1-Ethyl-5-mercaptotetrazole, 1-Ethyl-5-mercapto-1,2,3,4-tetrazole and 1-Ethyl-1,4-dihydro-5H-tetrazole-5-thione. Key properties include a melting point of 43ºC, a boiling point of 245.2±23.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 102.1±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15217-53-5
Jingsj CID
J-1149791-2
Molecular Formula
C3H6N4S
Chinese Name
1-乙基-5-巯基-1,2,3,4-四氮唑
Molecular Weight
130.171 g/mol
Category
Organic Compounds
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point43ºC
Boiling Point245.2±23.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point102.1±22.6 °C

Frequently Asked Questions

What is the CAS number of 1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol?

The CAS number of 1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol is 15217-53-5.

What are the molecular formula and molecular weight of 1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol?

1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol has molecular formula C3H6N4S and molecular weight 130.171 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Ethyl-1H-1,2,3,4-tetrazole-5-thiol (CAS 15217-53-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1149791-2 (accessed 2026-10-25).

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