2,4-Difluoro-1-(4-Nitrophenoxy)Benzene CAS 28280-37-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28280-37-7 |
| Molecular Formula | C12H7F2NO3 |
| Molecular Weight | 251.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Difluoro-1-(4-Nitrophenoxy)Benzene (CAS 28280-37-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H7F2NO3. Molecular weight: 251.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H7F2NO3 |
| Molecular Weight | 251.19 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.) | 1965 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
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- 2,6-difluoro-3-(methylsulfamoyl)benzoic acid (CAS 1039993-93-5)
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Recommended Standards
- 2,12-Dichlorocyclododecan-1-one (CAS 858830-26-9)
- 2-{3-[2-(difluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}acetonitrile (CAS 852851-75-3)
- (S)-N-(2,5-Dioxotetrahydrofuran-3-yl)-2,5-dihydroxybenzamide (CAS 388094-73-3)
- 2-(4-Chlorophenoxy)-2-phenylacetic acid (CAS 119061-18-6)
- 9-(Heptadecan-9-yl)-3,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole (CAS 1268491-07-1)
- 5-(2,4-Difluorophenyl)-1,3,4-oxadiazol-2-amine (CAS 1016713-92-0)
- 4-((7-Chloroquinazolin-4-yl)amino)butanoic acid (CAS 165954-02-9)
- 4-Amino-2,3-dihydro-1H-inden-5-ol (CAS 759419-63-1)
- (αS)-3-(Difluoromethyl)-α-methylbenzenemethanamine (CAS 1213599-53-1)
- Neuropeptide Y (18-36) (CAS 114495-97-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com