3-nitro-1H-1,2,4-triazole-5-carboxylic acid

3-硝基-1H-1,2,4-三唑-5-羧酸

Also known as: 1H-1,2,4-Triazole-3-carboxylic acid, 5-nitro-, 3-NITRO-1H-1,2,4-TRIAZOLE-5-CARBOXYLIC ACID, 3-nitro-1,2,4-triazole-5-carboxylic acid, 5-nitro-2H-[1,2,4]triazole-3-carboxylic acid, 5-Nitro-1H-1,2,4-triazole-3-carboxylic acid

3-nitro-1H-1,2,4-triazole-5-carboxylic acid (CAS 21732-99-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H2N4O4 and a molecular weight of 158.07200 g/mol. It is also known as 1H-1,2,4-Triazole-3-carboxylic acid, 5-nitro-, 3-NITRO-1H-1,2,4-TRIAZOLE-5-CARBOXYLIC ACID and 3-nitro-1,2,4-triazole-5-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21732-99-0
Jingsj CID
J-1317845-9
Molecular Formula
C3H2N4O4
Chinese Name
3-硝基-1H-1,2,4-三唑-5-羧酸
Molecular Weight
158.07200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-nitro-1H-1,2,4-triazole-5-carboxylic acid?

The CAS number of 3-nitro-1H-1,2,4-triazole-5-carboxylic acid is 21732-99-0.

What are the molecular formula and molecular weight of 3-nitro-1H-1,2,4-triazole-5-carboxylic acid?

3-nitro-1H-1,2,4-triazole-5-carboxylic acid has molecular formula C3H2N4O4 and molecular weight 158.07200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-nitro-1H-1,2,4-triazole-5-carboxylic acid (CAS 21732-99-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1317845-9 (accessed 2026-10-24).

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