4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid

4-甲基-2-(2-吡啶基)噻唑-5-羧酸

Also known as: 2-(2-Pyridyl)-4-methylthiazole-5-carboxylic acid, 4-Methyl-2-(pyridin-2-yl)thiazole-5-carboxylic acid, 4-Methyl-2-(2-pyridinyl)-5-thiazolecarboxylic acid, 2-(2-Pyridyl)-4-methyl-1,3-thiazole-5-carboxylic acid

4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid (CAS 34418-48-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O2S and a molecular weight of 220.248 g/mol. It is also known as 2-(2-Pyridyl)-4-methylthiazole-5-carboxylic acid, 4-Methyl-2-(pyridin-2-yl)thiazole-5-carboxylic acid and 4-Methyl-2-(2-pyridinyl)-5-thiazolecarboxylic acid. Key properties include a melting point of 221-226ºC (D), a boiling point of 457.3±53.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 230.4±30.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34418-48-9
Jingsj CID
J-1355206-2
Molecular Formula
C10H8N2O2S
Chinese Name
4-甲基-2-(2-吡啶基)噻唑-5-羧酸
Molecular Weight
220.248 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point221-226ºC (D)
Boiling Point457.3±53.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point230.4±30.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid?

The CAS number of 4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid is 34418-48-9.

What are the molecular formula and molecular weight of 4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid?

4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid has molecular formula C10H8N2O2S and molecular weight 220.248 g/mol.

Is 4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid hazardous?

4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Methyl-2-(2-pyridyl)thiazole-5-carboxylic acid (CAS 34418-48-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355206-2 (accessed 2026-10-24).

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