6-Bromo-2,2-dimethyl-3,4-dihydro-2h-1-benzopyran-4-ol CAS 131815-91-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131815-91-3 |
| Molecular Formula | C11H13BrO2 |
| Molecular Weight | 257.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Bromo-2,2-dimethyl-3,4-dihydro-2h-1-benzopyran-4-ol (CAS 131815-91-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H13BrO2. Molecular weight: 257.12 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H13BrO2 |
| Molecular Weight | 257.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
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Recommended Standards
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- 2-Chloro-9,10-diphenylanthracene (CAS 43217-28-3)
- 5-(2-Bromophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol (CAS 58064-57-6)
- 2-(3,5-Dichlorophenyl)-5-(trifluoromethyl)-2H-1,2,3-triazole-4-carboxylic acid (CAS 1431728-75-4)
- Neuropeptide Y (2-36) (human, rat) trifluoroacetate salt (CAS 123139-39-9)
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