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(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid

5-甲基-4H-1,2,4-三唑-3-乙酸

Also known as: (5-Methyl-2H-[1,2,4]triazol-3-yl)-acetic acid, 2-(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid, 2-(5-methyl-1H-1,2,4-triazol-3-yl)acetic acid, (3-Methyl-1H-[1,2,4]triazol-5-yl)acetic acid

(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid (CAS 720706-28-5) 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 141.12800 g/mol. It is also known as (5-Methyl-2H-[1,2,4]triazol-3-yl)-acetic acid, 2-(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid and 2-(5-methyl-1H-1,2,4-triazol-3-yl)acetic acid. Key properties include a boiling point of 442.4ºC at 760 mmHg, a density of 1.441g/cm3 and a flash point of 221.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
720706-28-5
Jingsj CID
J-1028560-2
Molecular Formula
C5H7N3O2
Chinese Name
5-甲基-4H-1,2,4-三唑-3-乙酸
Molecular Weight
141.12800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point442.4ºC at 760 mmHg
Density1.441g/cm3
Flash Point221.3ºC

Frequently Asked Questions

What is the CAS number of (5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid?

The CAS number of (5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid is 720706-28-5.

What are the molecular formula and molecular weight of (5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid?

(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid has molecular formula C5H7N3O2 and molecular weight 141.12800 g/mol.

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

Last updated:

How to cite: Jingsj. "(5-Methyl-4H-1,2,4-triazol-3-yl)acetic acid (CAS 720706-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1028560-2 (accessed 2026-10-23).

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