Category
Citalopram
CAS Number
440121-09-5
Molecular Formula
C₂₀H₂₂FNO₃
Molecular Weight
343.39 g/mol
Synonym

1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carboxylic Acid;1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-5-isobenzofurancarboxylic acid ; Citalopram Carboxylic Acid ; Carboxy Citalopram ; Escitalopram EP Impurity M;Citalopram Carboxylic Acid Impurity;Citalopram Carboxylic Acid HydrobromideCitalopram Carboxylic Acid Hydrobromide

Keywords
Chiral standards
Heterocycles
Impurities
Aromatics
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Citalopram Carboxylic Acid Impurity is a degradation or process-related impurity of Citalopram. It forms when the parent drug undergoes hydrolysis or oxidation, introducing a carboxylic acid (–COOH) group into the molecule. This impurity is carefully monitored and controlled under pharmaceutical guidelines to ensure the drug’s purity, stability, and safety.