2-(Hydroxymethyl)thiazole-4-carboxylic acid

2-(羟甲基)噻唑-4-羧酸

Also known as: 2-(hydroxymethyl)-1,3-thiazole-4-carboxylic acid, 2-(hydroxymethyl)thiazole-4-carboxylic acid, 4-Thiazolecarboxylic acid, 2-(hydroxymethyl)-, 4-Thiazolecarboxylic acid, 2-(hydroxymethyl)- (9CI), 2-(Hydroxymethyl)-4-thiazolecarboxylic acid

2-(Hydroxymethyl)thiazole-4-carboxylic acid (CAS 221322-09-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5NO3S and a molecular weight of 159.16300 g/mol. It is also known as 2-(hydroxymethyl)-1,3-thiazole-4-carboxylic acid, 2-(hydroxymethyl)thiazole-4-carboxylic acid and 4-Thiazolecarboxylic acid, 2-(hydroxymethyl)-. Key properties include a boiling point of 376.9ºC at 760 mmHg, a density of 1.616g/cm3 and a flash point of 181.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
221322-09-4
Jingsj CID
J-1024609-2
Molecular Formula
C5H5NO3S
Chinese Name
2-(羟甲基)噻唑-4-羧酸
Molecular Weight
159.16300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point376.9ºC at 760 mmHg
Density1.616g/cm3
Flash Point181.7ºC

Frequently Asked Questions

What is the CAS number of 2-(Hydroxymethyl)thiazole-4-carboxylic acid?

The CAS number of 2-(Hydroxymethyl)thiazole-4-carboxylic acid is 221322-09-4.

What are the molecular formula and molecular weight of 2-(Hydroxymethyl)thiazole-4-carboxylic acid?

2-(Hydroxymethyl)thiazole-4-carboxylic acid has molecular formula C5H5NO3S and molecular weight 159.16300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Hydroxymethyl)thiazole-4-carboxylic acid (CAS 221322-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1024609-2 (accessed 2026-10-23).

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