4-Amino-1,2,5-thiadiazole-3-carboxylic acid

4-氨基-1,2,5-噻二唑-3-甲酸

Also known as: 4-Amino-[1,2,5]thiadiazole-3-carboxylic acid, 1,2,5-Thiadiazole-3-carboxylic acid, 4-amino-

4-Amino-1,2,5-thiadiazole-3-carboxylic acid (CAS 2829-58-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H3N3O2S and a molecular weight of 145.140 g/mol. It is also known as 4-Amino-[1,2,5]thiadiazole-3-carboxylic acid and 1,2,5-Thiadiazole-3-carboxylic acid, 4-amino-. Key properties include a boiling point of 374.6±27.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 180.3±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2829-58-5
Jingsj CID
J-1482071-3
Molecular Formula
C3H3N3O2S
Chinese Name
4-氨基-1,2,5-噻二唑-3-甲酸
Molecular Weight
145.140 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point374.6±27.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point180.3±23.7 °C

Frequently Asked Questions

What is the CAS number of 4-Amino-1,2,5-thiadiazole-3-carboxylic acid?

The CAS number of 4-Amino-1,2,5-thiadiazole-3-carboxylic acid is 2829-58-5.

What are the molecular formula and molecular weight of 4-Amino-1,2,5-thiadiazole-3-carboxylic acid?

4-Amino-1,2,5-thiadiazole-3-carboxylic acid has molecular formula C3H3N3O2S and molecular weight 145.140 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Amino-1,2,5-thiadiazole-3-carboxylic acid (CAS 2829-58-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1482071-3 (accessed 2026-10-24).

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