Brominatedpolystyrene CAS 57137-10-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57137-10-7 |
| Molecular Formula | C8H8A2 3*ABr |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Brominatedpolystyrene (CAS 57137-10-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H8A2 3*ABr. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H8A2 3*ABr |
| Molecular Weight | 184.06 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
Recommended Standards
- Cyclopentane-1,1-dicarbonitrile (CAS 29739-46-6)
- 2-(Cyclobutylamino)nicotinic acid (CAS 1343611-34-6)
- (S)-N-[2-[7-Allyl-5-bromo-6-benzyloxy-2,3-dihydro-1H-inden-1-yl]ethyl]propanamide (CAS 1246820-29-0)
- (E)-N'-(5-bromopyridin-2-yl)-N,N-dimethylformimidamide (CAS 138888-98-9)
- Methyl 6-chloro-2-iodo-5-methylnicotinate (CAS 1043870-59-2)
- N’-[(Dimethylamino)methylene]-N,N-dimethylformohydrazonamide Dihydrochloride (CAS 16227-06-8)
- Insulin aspart (CAS 116094-23-6)
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