Methyl 4-(Difluoromethoxy)-3-fluorobenzoate CAS 321198-19-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321198-19-0 |
| Molecular Formula | C9H7F3O3 |
| Molecular Weight | 220.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Methyl 4-(Difluoromethoxy)-3-fluorobenzoate (CAS 321198-19-0) pharmaceutical standards reference standard. Molecular formula: C9H7F3O3. Molecular weight: 220.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H7F3O3 |
| Molecular Weight | 220.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; 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.) | 2025 |
| Halogen Content | F-containing |
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- 2-(2-(Difluoromethoxy)-6-fluorophenyl)acetic acid (CAS 1261645-53-7)
- methyl 3-(difluoromethoxy)-2-fluorobenzoate (CAS 1261830-38-9)
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Recommended Standards
- Methyl 3-hydroxy-5-(trifluoromethyl)benzoate (CAS 796119-63-6)
- Methyl 4-(Trifluoromethoxy)benzoate (CAS 780-31-4)
- Methyl 3-amino-5-(trifluoromethyl)picolinate (CAS 866775-17-9)
- 2-(((tert-Butyldimethylsilyl)oxy)methyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridine (CAS 2760431-07-8)
- Ala(CN)5-Somatostatin (CAS CATO-CPTD788780)
- 2-Bromo-1-((2R,5S)-2,5-dimethylpyrrolidin-1-yl)ethanone (CAS 157905-03-8)
- Methyl 4-chloro-3-(pyrrolidin-1-yl)benzoate (CAS 151296-58-1)
- 1-(azidomethyl)-2-(trifluoromethyl)benzene (CAS 823189-03-3)
- [5-(difluoromethyl)-3-pyridyl]boronic acid (CAS 1382475-69-5)
- D-[Ser]8-Liraglutide (CAS CATO-C4X-199238)
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