Fexofenadine Impurity 23

Separation of Fexofenadine, Pseudoephedrine, Potential Impurities, and Degradation Products Using Ion Interaction Chromatography
Thomas A. Walker Gary L. Schmitt
Journal of Liquid Chromatography & Related Technologies, 29: 25–43, 2006
 
Simultaneous determination of fexofenadine and its related compounds by HPLC
T. Radhakrishna a , G. Om Reddy
Journal of Pharmaceutical and Biomedical Analysis 29 (2002) 681–690
 
Novel Preparation of H1 Receptor Antagonist Fexofenadine
Jun Huang,†,‡ Wen Wang,† and Li-Xin Wang
Organic Process Research & Development 2010, 14, 1464–1468
 
Development of validated stability-indicating chromatographic method for the determination of fexofenadine hydrochloride and its related impurities in pharmaceutical tablets
Hadir M Maher, Maha A Sultan & Ileana V Olah
Chemistry Central Journal volume 5, Article number: 76 (2011)

Fexofenadine Impurity 23 is chemically 4-Chloro-1-(4-(1-hydroxy-2-methylpropan-2-yl)phenyl)butan-1-one. Fexofenadine Impurity 23 is supplied with detailed characterization data compliant with regulatory guideline. Fexofenadine Impurity 23 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Fexofenadine.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.