Difluprednate Impurity N1 CAS 23640-96-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 23640-96-2 |
| Molecular Formula | C25H32F2O6 |
| Molecular Weight | 466.51 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Difluprednate Impurity N1 (CAS 23640-96-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C25H32F2O6. Molecular weight: 466.51 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C25H32F2O6 |
| Molecular Weight | 466.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | F-containing |
Related Difluprednate Standards
- Difluprednate Impurity 1 (CAS CATO-C4X-21781)
- Difluprednate Impurity 4 (CAS 1296262-60-6)
- Difluprednate (CAS 23674-86-4)
- Difluprednate Impurity N2 (CAS 2326-26-3)
- Difluprednate Impurity 3 (CAS 1234557-20-0)
- Difluprednate Impurity 2 (CAS 2285-44-1)
- Difluprednate Impurity 5 (CAS 1270039-29-6)
- Difluprednate Impurity 6 (CAS 167997-12-8)
Recommended Standards
- 2-((3-Cyano-4,6-diphenylpyridin-2-yl)thio)-N-(4-nitrophenyl)acetamide (CAS 332040-33-2)
- 3-Amino-N-(2-nitrophenyl)-4,6-diphenylthieno[2,3-b]pyridine-2-carboxamide (CAS 352435-70-2)
- 2-((3-Cyano-4,6-diphenylpyridin-2-yl)thio)-N-(2-nitrophenyl)acetamide (CAS 332053-13-1)
- Benzbromarone Impurity 20 (CAS 2514676-29-8)
- Glycopyrronium Bromide Impurity 7 (CAS 1404453-68-4)
- 4,5-Dichloro-6-methyl-2-(2-pyridyl)pyrimidine 4,5-Dichloro-6-methyl-2-pyridin-2-ylpyrimidine 4,5-Dichloro-6-methyl-2-(pyridin-2-yl)pyrimidine 4,5-Dichloro-6-methyl-2-(2-pyridinyl)pyrimidine 306935-55-7 (CAS 306935-55-7)
- Biotin Impurity 5 (CAS 57229-92-2)
- 3-Methyl-2-(5-(methylamino)-1,3,4-thiadiazol-2-yl)-7,8-dihydropyrrolo[1,2-a]thieno[2,3-d]pyrimidin-4(6H)-one (CAS 883276-11-7)
- 3-Octylpyridine (CAS 58069-37-7)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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