2-Aminothiazole-4-carboxylic acid

2-氨基噻唑-4-甲酸

Also known as: 2-Amino-1,3-thiazole-4-carboxylic acid, 2-Amino-4-thiazolecarboxylic acid, 4-Thiazolecarboxylic acid, 2-amino-

2-Aminothiazole-4-carboxylic acid (CAS 40283-41-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4N2O2S and a molecular weight of 144.152 g/mol. It is also known as 2-Amino-1,3-thiazole-4-carboxylic acid, 2-Amino-4-thiazolecarboxylic acid and 4-Thiazolecarboxylic acid, 2-amino-. Key properties include a melting point of 171-181 °C(lit.), a boiling point of 415.0±18.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 204.8±21.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40283-41-8
Jingsj CID
J-7059-1
Molecular Formula
C4H4N2O2S
Chinese Name
2-氨基噻唑-4-甲酸
Molecular Weight
144.152 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point171-181 °C(lit.)
Boiling Point415.0±18.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point204.8±21.2 °C

Frequently Asked Questions

What is the CAS number of 2-Aminothiazole-4-carboxylic acid?

The CAS number of 2-Aminothiazole-4-carboxylic acid is 40283-41-8.

What are the molecular formula and molecular weight of 2-Aminothiazole-4-carboxylic acid?

2-Aminothiazole-4-carboxylic acid has molecular formula C4H4N2O2S and molecular weight 144.152 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Aminothiazole-4-carboxylic acid (CAS 40283-41-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7059-1 (accessed 2026-10-22).

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