2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid

2-异丙基-4-甲基-1,3-噻唑-5-羧酸

Also known as: 2-isopropyl-4-methylthiazole-5-carboxylic acid, 4-methyl-2-(1-methylethyl)-5-thiazolecarboxylic acid, 4-methyl-2-propan-2-yl-1,3-thiazole-5-carboxylic acid, 5-thiazolecarboxylic acid, 4-methyl-2-(1-methylethyl)-

2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 137267-29-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H11NO2S and a molecular weight of 185.24300 g/mol. It is also known as 2-isopropyl-4-methylthiazole-5-carboxylic acid, 4-methyl-2-(1-methylethyl)-5-thiazolecarboxylic acid and 4-methyl-2-propan-2-yl-1,3-thiazole-5-carboxylic acid. Key properties include a boiling point of 309.4ºC at 760 mmHg, a density of 1.226g/cm3 and a flash point of 140.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
137267-29-9
Jingsj CID
J-1025213-4
Molecular Formula
C8H11NO2S
Chinese Name
2-异丙基-4-甲基-1,3-噻唑-5-羧酸
Molecular Weight
185.24300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point309.4ºC at 760 mmHg
Density1.226g/cm3
Flash Point140.9ºC

Frequently Asked Questions

What is the CAS number of 2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid?

The CAS number of 2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid is 137267-29-9.

What are the molecular formula and molecular weight of 2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid?

2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid has molecular formula C8H11NO2S and molecular weight 185.24300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-isopropyl-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 137267-29-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1025213-4 (accessed 2026-10-25).

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