Roflumilast Impurity 7 CAS 1391053-75-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1391053-75-0 |
| Molecular Formula | C17H15ClF2N2O3 |
| Molecular Weight | 368.76 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Roflumilast Impurity 7 (CAS 1391053-75-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C17H15ClF2N2O3. Molecular weight: 368.76 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C17H15ClF2N2O3 |
| Molecular Weight | 368.76 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Roflumilast Standards
- Roflumilast Impurity 14 (CAS 2206607-17-0)
- Roflumilast Impurity 40 (CAS CATO-C4X-108440)
- Roflumilast Impurity 57 (CAS CATO-C4X-108457)
- Roflumilast Impurity 36 (CAS CATO-C4X-108436)
- Roflumilast USP Related Compound A (CAS 475271-62-6)
- Roflumilast Impurity 32 (CAS 1454574-39-0)
- Roflumilast USP Related Compound B (CAS 1391052-76-8)
- Roflumilast Impurity 60 (CAS CATO-C4X-193560)
Recommended Standards
- 3-(3-Chloro-4-fluorobenzenesulfonyl)-8-methoxy-2H-chromen-2-one (CAS 866346-83-0)
- 4-(2-Chloro-5-nitrobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326809-34-0)
- 3-(3-Chloro-4-fluorobenzenesulfonyl)-6-methoxy-2H-chromen-2-one (CAS 866346-85-2)
- Tadalafil Impurity 135 (CAS CATO-C4X-1087135)
- Perospirone Impurity 33 (CAS CATO-C4X-245833)
- Benzaldehyde, 2-chloro-4-(trifluoromethyl)-, oxime (CAS 1188445-87-5)
- 2-(Aminomethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine (CAS 1803689-31-7)
- 1-Cyclopropyl-4,4,4-trifluoro-2-methylbutane-1,3-dione (CAS 1491814-13-1)
- 1-Methyl-1H-indole-5-sulfonamide (CAS 171967-54-7)
- Insulin Degludec Impurity 19 (CAS CATO-C4X-215719)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com