Roflumilast impurity 18 CAS 7051-34-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 7051-34-5 |
| Molecular Formula | C4H7Br |
| Molecular Weight | 135.00 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Roflumilast impurity 18 (CAS 7051-34-5) pharmacopoeial impurity standards reference standard. Molecular formula: C4H7Br. Molecular weight: 135.00 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H7Br |
| Molecular Weight | 135.00 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Br-containing |
Related Roflumilast Standards
- Roflumilast Impurity 27 (CAS 74976-40-2)
- Roflumilast impurity 22 (CAS 343927-62-8)
- Roflumilast Impurity 30 (CAS 34809-82-0)
- Roflumilast USP Related Compound C (CAS 22889-78-7)
- Roflumilast Impurity 31 (CAS 268225-79-2)
- Roflumilast Impurity 17 (CAS 91872-02-5)
- Roflumilast Impurity 13 (CAS 53173-70-9)
- Roflumilast impurity 19 (CAS 151103-08-1)
Recommended Standards
- 4-Bromo-1-butene (CAS 5162-44-7)
- Sulfur Monochloride (CAS 10025-67-9)
- Bromocyclobutane (CAS 4399-47-7)
- Nintedanib Impurity 96 (CAS CATO-C4X-181496)
- Mirogabalin Impurity 33 (CAS CATO-C4X-292433)
- 2-(Hydroxyamino)-3-oxo-3H-indole-7-carboxylic acid (CAS 681464-76-6)
- 2-Bromo-1-(3-chlorothiophen-2-yl)ethan-1-one (CAS 256486-71-2)
- 2-oxo-1H,2H,3H,4H-pyrido[2,3-b]pyrazine-6-carboxylic acid (CAS 1803586-15-3)
- 3-Bromo-4-(2-methylpropoxy)benzenamine (CAS 1247349-99-0)
- D-Ser32-Tirzepatide (CAS CATO-CPTD788677)
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