3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole

3-(α-氨乙基)-5-甲基-4H-1,2,4-三唑

Also known as: 1-(5-methyl-4H-1,2,4-triazol-3-yl)ethanamine, 1-(5-methyl-4H-1,2,4-triazol-3-yl)ethan-1-amine, 1H-1,2,4-Triazole-5-methanamine, α,3-dimethyl-, 3-(α-aminoethyl)-5-methyl-4H-1,2,4-triazole

3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole (CAS 518066-19-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H10N4 and a molecular weight of 126.16000 g/mol. It is also known as 1-(5-methyl-4H-1,2,4-triazol-3-yl)ethanamine, 1-(5-methyl-4H-1,2,4-triazol-3-yl)ethan-1-amine and 1H-1,2,4-Triazole-5-methanamine, α,3-dimethyl-. Key properties include a boiling point of 303.8ºC at 760 mmHg, a density of 1.171g/cm3 and a flash point of 162.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
518066-19-8
Jingsj CID
J-1068140-0
Molecular Formula
C5H10N4
Chinese Name
3-(α-氨乙基)-5-甲基-4H-1,2,4-三唑
Molecular Weight
126.16000 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point303.8ºC at 760 mmHg
Density1.171g/cm3
Flash Point162.9ºC

Frequently Asked Questions

What is the CAS number of 3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole?

The CAS number of 3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole is 518066-19-8.

What are the molecular formula and molecular weight of 3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole?

3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole has molecular formula C5H10N4 and molecular weight 126.16000 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(alpha-aminoethyl)-5-methyl-4H-1,2,4-triazole (CAS 518066-19-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1068140-0 (accessed 2026-10-25).

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