2-(3-Cyano-4-propoxyphenyl)-4-methylthiazole-5-carboxylic acid

2-(3-氰基-4-丙氧基苯基)-4-甲基-5-噻唑羧酸

Also known as: Febuxostat Impurity U, Febuxostat Impurity 22 (I), Febuxostat Impurity 25, Febuxostat n-Propyl Ether Acid Impurity, Febuxostat t-Butyl Ether Acid Impurity, Febuxostat-20, 2-(3-cyano-4-propoxyphenyl)-4-methyl-5-thiazolecarboxylic acid, 2-(3-cyano-4-propoxyphenyl)

2-(3-Cyano-4-propoxyphenyl)-4-methylthiazole-5-carboxylic acid (CAS 1530308-87-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H14N2O3S and a molecular weight of 302.35 g/mol. It is also known as Febuxostat Impurity U, Febuxostat Impurity 22 (I) and Febuxostat Impurity 25. Key property: a density of 1.34±0.1 g/cm3 (20 ºC 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1530308-87-2

Jingsj CID

J-1988398-6

Molecular Formula

C₁₅H₁₄N₂O₃S

Chinese Name

2-(3-氰基-4-丙氧基苯基)-4-甲基-5-噻唑羧酸

Molecular Weight

302.35 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026