4-(2,4-Difluorophenoxy)benzoic acid CAS 748183-47-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 748183-47-3 |
| Molecular Formula | C13H8F2O3 |
| Molecular Weight | 250.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2,4-Difluorophenoxy)benzoic acid (CAS 748183-47-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H8F2O3. Molecular weight: 250.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H8F2O3 |
| Molecular Weight | 250.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; 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.) | 1986 |
| Halogen Content | F-containing |
Related Difluorophenoxy Standards
- 4-(3,4-Difluorophenoxy)benzoic acid (CAS 1153088-42-6)
- 1-(4-(3,4-Difluorophenoxy)phenyl)ethan-1-ol (CAS 1153088-54-0)
- 1-(4-(2,5-Difluorophenoxy)phenyl)ethan-1-ol (CAS 1478075-02-3)
- (4-(3,5-Difluorophenoxy)phenyl)boronic acid (CAS 1029438-51-4)
- 2-(3,4-Difluorophenoxy)benzaldehyde oxime (CAS 451485-69-1)
- 2-(2,4-difluorophenoxy)pyridine-4-carboxylic acid (CAS 1019364-36-3)
- 2-(2,5-Difluorophenoxy)isonicotinic acid (CAS 1199215-67-2)
- 6-(2,4-Difluorophenoxy)nicotinic acid (CAS 862088-72-0)
Recommended Standards
- 3-Fluoro-4-(4-fluorophenoxy)benzoic acid (CAS 918629-69-3)
- 4-cyano-3-(trifluoromethyl)benzenesulfonamide (CAS 923676-92-0)
- 3',4'-Difluoro-4-hydroxy-[1,1'-biphenyl]-3-carboxylic Acid (CAS 887576-75-2)
- (1S,3S)-3-hydroxycyclohexane-1-carboxylic acid (CAS 122743-44-6)
- 6-(Dimethylamino)pyridazine-3-carboxylic acid hydrochloride (CAS 1820704-18-4)
- (S)-1,7a-Dihydropyrrolo[1,2-c]oxazol-3(5H)-one (CAS 571201-15-5)
- 1,1-Dioxido-2,3-dihydrothiophen-3-yl hydrogen sulfate (CAS 69071-73-4)
- 5-methoxy-3,4-dihydroisoquinoline (CAS 1355060-40-0)
- 6-[3,4-Dihydro-1(2H)-quinolinyl]-3-pyridinamine (CAS 937603-85-5)
- Insulin Degludec Impurity 18 (CAS CATO-C4X-215718)
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