alpha,alpha,alpha',alpha',4-Pentabromo-o-xylene CAS 4235-46-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4235-46-5 |
| Molecular Formula | C8H5Br5 |
| Molecular Weight | 500.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
alpha,alpha,alpha',alpha',4-Pentabromo-o-xylene (CAS 4235-46-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H5Br5. Molecular weight: 500.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H5Br5 |
| Molecular Weight | 500.65 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
Recommended Standards
- 2-((5-(4-(tert-Butyl)phenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-ethylphenyl)acetamide (CAS 499103-37-6)
- Dronedarone Impurity 92 (CAS 141626-35-9)
- 2-((5-(4-(tert-Butyl)phenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3,5-dimethylphenyl)acetamide (CAS 477313-52-3)
- Methyl2-([(4-chlorophenyl)sulfonyl]amino)-4-methylpentanoate (CAS 68305-85-1)
- tert-Butyl 4-acetylbenzyl(methyl)carbamate (CAS 439692-01-0)
- (R,Z)-4-((tert-Butyldimethylsilyl)oxy)-N,N-diphenylpent-2-enamide (CAS 1820030-49-6)
- N,N'-((4-Hydroxy-3-methoxyphenyl)methylene)bis(2,5-dioxo-2,5-dihydro-1H-pyrrole-1-carboxamide) (CAS 6950-42-1)
- Pyridine 3-nitrobenzenesulfonate (CAS 84752-61-4)
- (4-Butylphenyl)(isoquinolin-4-yl)methanone (CAS 1187169-71-6)
- Glucagon-like peptide 2 (CAS 89750-15-2)
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