Finasteride Impurity 26 CAS 133216-45-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 133216-45-2 |
| Molecular Formula | C25H38N2O2 |
| Molecular Weight | 398.58 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Finasteride Impurity 26 (CAS 133216-45-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C25H38N2O2. Molecular weight: 398.58 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C25H38N2O2 |
| Molecular Weight | 398.58 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Finasteride Standards
- Finasteride Impurity 59 (CAS CATO-C4X-164559)
- Finasteride Impurity 38 (CAS CATO-C4X-164538)
- Finasteride Impurity 53 (CAS CATO-C4X-164553)
- Finasteride Impurity 56 (CAS CATO-C4X-164556)
- Finasteride Carboxylic Acid (CAS 116285-37-1)
- Finasteride Impurity 16 (CAS 116285-41-7)
- Finasteride Impurity 12 (CAS CATO-C4X-164512)
- Finasteride Impurity 20 (CAS 190006-01-0)
Recommended Standards
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- Prostaglandin Impurity 31 (CAS 1186001-41-1)
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- 3-Methyl-5-nitropyridin-4-amine (CAS 18227-67-3)
- H-Pyr-OEt.HCl (CAS 105210-68-2)
- Methyl 5-(4-chlorophenyl)-4,6-dioxo-1,3-diphenyl-octahydropyrrolo[3,4-c]pyrrole-1-carboxylate (CAS 317821-76-4)
- Semaglutide impurity 104(Fmoc-D-His-Aib) (CAS 2171211-18-8)
Why CATO?
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