Fexofenadine Impurity 17 CAS 154477-55-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 154477-55-1 |
| Molecular Formula | C33H41NO4 |
| Molecular Weight | 515.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Fexofenadine Impurity 17 (CAS 154477-55-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C33H41NO4. Molecular weight: 515.68 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C33H41NO4 |
| Molecular Weight | 515.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
Related Fexofenadine Standards
- Fexofenadine EP Impurity D (CAS 154825-96-4)
- Fexofenadine Impurity 45 (CAS CATO-C4X-179445)
- Fexofenadine N-Oxide (CAS 1422515-52-3)
- Fexofenadine Impurity 19 (CAS CATO-C4X-179419)
- Fexofenadine Impurity 31 (CAS CATO-C4X-179431)
- Fexofenadine-d6 Methyl Ester (CAS 1286458-00-1)
- Fexofenadine-D6 (CAS 548783-71-7)
- (R)-Fexofenadine (CAS 139965-10-9)
Recommended Standards
- 2-((3,4-Dichlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole (CAS 478042-13-6)
- trans-Dichlorobis(pyridoxine)palladium (CAS 84180-62-1)
- 2-((2,4-Dichlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole (CAS 478042-16-9)
- ADENOSYL-L-METHIONINE CHLORIDE, S- (CAS 24346-00-7)
- 1-(2,5-Dimethyl-1H-imidazol-4-yl)ethanol (CAS 97749-60-5)
- Amphotericin B Impurity 29 (CAS CATO-C4X-184429)
- 1-Cyclopropylpiperidine-4-carbothioamide (CAS 1394938-75-0)
- 5-(Cyclopropylsulfamoyl)furan-2-carboxylic acid (CAS 1087784-27-7)
- ((1-(Bromomethyl)cyclohexyl)oxy)cycloheptane (CAS 1342144-96-0)
- Autocamtide-2-Related Inhibitory Peptide TFA (CAS 167114-91-2（free base）)
Why CATO?
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