4-Bromo-4'-nitro-1,1'-biphenyl CAS 6242-98-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6242-98-4 |
| Molecular Formula | C12H8BrNO2 |
| Molecular Weight | 278.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-4'-nitro-1,1'-biphenyl (CAS 6242-98-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H8BrNO2. Molecular weight: 278.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H8BrNO2 |
| Molecular Weight | 278.10 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1958 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4'-Bromo-2-nitrobiphenyl (CAS 35450-34-1)
- 5-(2-Bromophenyl)nicotinic acid (CAS 887973-35-5)
- 4-Bromo-2-nitro-1-phenylbenzene (CAS 70873-41-5)
- 2-(5-Methoxy-2-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1356943-81-1)
- Ethyl 3-(2-fluorophenyl)-3-methyloxirane-2-carboxylate (CAS 62351-38-6)
- N-hydroxy-2-(trifluoromethyl)benzamide (CAS 40212-26-8)
- 4-Amino-6-MethoxyPyrimidine 6-methoxypyrimidin-4-amine 696-45-7 A9213 (CAS 696-45-7)
- 4-(2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)morpholine (CAS 1361110-63-5)
- N-(3-Cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)-2-(methyl(4-methylbenzyl)amino)acetamide (CAS 879837-43-1)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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