1-Bromo-6H-benzo[c]chromene CAS 475040-10-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 475040-10-9 |
| Molecular Formula | C13H9BrO |
| Molecular Weight | 261.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1-Bromo-6H-benzo[c]chromene (CAS 475040-10-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9BrO. Molecular weight: 261.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9BrO |
| Molecular Weight | 261.11 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
Recommended Standards
- 1-Bromo-3-(2,2-dimethoxyethoxy)benzene (CAS 62810-43-9)
- 2-(2-Bromo-4,5-dimethoxyphenyl)ethanol, 97% (CAS 289507-36-4)
- 1-Bromo-2,5-dimethoxy-4-(methoxymethyl)benzene (CAS 2379321-66-9)
- 5-(3,4-Dimethylphenyl)-1,2,4-triazin-3-amine (CAS 1094385-33-7)
- 1-Benzyl-4-iodo-2,3-dihydro-1H-indole-2,3-dione (CAS 860785-49-5)
- 3-(2-Cyclopentylethyl)-1,4-dimethyl-1h-pyrazol-5-amine (CAS 1152651-08-5)
- Atovaquone EP Impurity C (CAS 1809464-27-4)
- 4-Thiouridine 5'-triphosphate (CAS 31556-28-2)
- 2-(Difluoromethyl)-3-hydroxypyridine-4-carboxaldehyde (CAS 1805321-30-5)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
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