4,7-Dibromo-2-(tert-butyl)-1-methoxynaphthalene CAS 1257832-96-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1257832-96-4 |
| Molecular Formula | C15H16Br2O |
| Molecular Weight | 372.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,7-Dibromo-2-(tert-butyl)-1-methoxynaphthalene (CAS 1257832-96-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H16Br2O. Molecular weight: 372.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H16Br2O |
| Molecular Weight | 372.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 9,10-Dibromo-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one (CAS 34580-10-4)
- 5,5'-Dibromo-2,2'-dimethoxy-1,1'-biphenyl (CAS 100542-54-9)
- 3,3'-Dibromo-4,4'-dimethoxy-1,1'-biphenyl (CAS 108989-36-2)
- 1,4-Dibromo-2,5-bis((prop-2-yn-1-yloxy)methyl)benzene (CAS 1812909-72-0)
- 1,5-Dibromo-2,4-bis((prop-2-yn-1-yloxy)methyl)benzene (CAS 1812909-73-1)
- 1,3-Dibromo-5-((4-methoxybenzyl)oxy)benzene (CAS 915410-93-4)
- 4,4'-Dibromo-3,3'-dimethoxy-1,1'-biphenyl (CAS 6161-47-3)
- N-(2,4-Dibromo-6-nitrophenyl)-S,S-dimethylsulfoximine (CAS 1228552-48-4)
Recommended Standards
- 2'-Deoxy-2'-fluoro-5-iodouridine (CAS 55612-21-0)
- 3,5-Bis(3,4-dichlorophenyl)-4-methyl-1h-pyrazole (CAS 1159918-93-0)
- 4,4,5,5-Tetramethyl-2-(4-(perfluoropropan-2-yl)phenyl)-1,3,2-dioxaborolane (CAS 2763702-73-2)
- rac-[(1R,2R)-2-(4-fluorophenyl)cyclopropyl]methanamine hydrochloride (CAS 1909287-82-6)
- 3-(4-Chlorophenyl)-2-methylpropan-1-ol (CAS 76019-95-9)
- 3-(6-Hydroxypyridin-3-yl)benzaldehyde (CAS 1111102-83-0)
- 4-(Naphthalen-2-yl)thiazole (CAS 96461-06-2)
- 1,2-Dichlorotridecane (CAS 701920-72-1)
- Ethyl 2-(3-bromo-4-cyano-5-(difluoromethyl)phenyl)acetate (CAS 1805581-58-1)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
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