Methyl 2-[4-(4-chlorobutanoyl)phenyl]-2-methylpropanoate is a chlorinated aromatic ketone ester used as a pharmaceutical intermediate in the synthesis of fexofenadine hydrochloride. It provides a functionalized aromatic structure for subsequent chemical transformations during pharmaceutical manufacturing.

Iguratimod
CAS No.: 123663-49-0Category: Disease-Modifying Antirheumatic Drug (DMARD)Synonyms: T-614, IGUMolecular Formula: C₁₇H₁₄N₂O₆SMolecular Weight: 374.37 g/mol

