Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate

1-甲基-1H-1,2,4-三唑-5-羧酸甲酯

Also known as: 1H-1,2,4-Triazole-5-carboxylic acid, 1-methyl-, methyl ester, 1H-1,2,4-Triazole-5-carboxylicacid,1-methyl-,methylester(9CI), methyl 1-methyl-1,2,4-triazole-5-carboxylate, methyl 2-methyl-1,2,4-triazole-3-carboxylate

Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate (CAS 57031-65-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H7N3O2 and a molecular weight of 141.128 g/mol. It is also known as 1H-1,2,4-Triazole-5-carboxylic acid, 1-methyl-, methyl ester, 1H-1,2,4-Triazole-5-carboxylicacid,1-methyl-,methylester(9CI) and methyl 1-methyl-1,2,4-triazole-5-carboxylate. Key properties include a melting point of 74-75 °C, a boiling point of 263.1±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 112.9±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57031-65-9
Jingsj CID
J-1084619-9
Molecular Formula
C5H7N3O2
Chinese Name
1-甲基-1H-1,2,4-三唑-5-羧酸甲酯
Molecular Weight
141.128 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point74-75 °C
Boiling Point263.1±23.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point112.9±22.6 °C

Frequently Asked Questions

What is the CAS number of Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate?

The CAS number of Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate is 57031-65-9.

What are the molecular formula and molecular weight of Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate?

Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate has molecular formula C5H7N3O2 and molecular weight 141.128 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 1-methyl-1H-1,2,4-triazole-5-carboxylate (CAS 57031-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084619-9 (accessed 2026-10-25).

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