Fexofenadine impurities and related standards
4 reference standards related to Fexofenadine held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
CAS numbers are listed for 4 of 4; 3 entries carry a structure drawing.
| Compound | CAS No. | Catalogue No. | Formula | MW |
|---|---|---|---|---|
| Fexofenadine Impurity 26 | 24911-30-6 | RS-F028004 | C11H12O4 | 208.21 |
| Fexofenadine EP Impurity E | 115-46-8 | RS-F028001 | C18H21NO | 267.37 |
| Fexofenadine EP Impurity D | 154825-96-4 | RS-F028003 | C33H41NO4 | 515.68 |
| Fexofenadine EP Impurity G | 1187954-57-9 | RS-F028002 | C32H37NO3 | 483.64 |
Structures
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Fexofenadine Impurity 26
COA per lot -
Fexofenadine EP Impurity E
COA per lot -
Fexofenadine EP Impurity D
COA per lot -
Fexofenadine EP Impurity G
COA per lot
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