2,4-Difluoro-N-(2-nitrophenyl)aniline CAS 500302-20-5
| CAS No. | 500302-20-5 |
| Molecular Formula | C12H8F2N2O2 |
| Molecular Weight | 250.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2,4-Difluoro-N-(2-nitrophenyl)aniline (C12H8F2N2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 250.20 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
2,4-Difluoro-N-(2-nitrophenyl)aniline (CAS 500302-20-5), molecular formula C12H8F2N2O2 and molecular weight 250.20 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,4-Difluoro-N-(2-nitrophenyl)aniline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H8F2N2O2 |
| 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 DMSO, DMF, methanol |
| 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.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoro Standards
- 2,6-Difluoro-N-(2-nitrophenyl)aniline (CAS 1033225-43-2)
- 2,3-Difluoro-6-nitro-N-phenylaniline (CAS 1393178-31-8)
- 3,5-Difluoro-4-phenoxybenzoic acid (CAS 1487010-50-3)
- 3',4'-Difluoro-4-hydroxy-[1,1'-biphenyl]-3-carboxylic Acid (CAS 887576-75-2)
- 2,2-Difluoro-2-(4-(methylsulfonyl)phenyl)acetic acid (CAS 1785171-44-9)
- Methyl 2,6-difluoro-3-(methylsulfonyl)benzoate (CAS 1820938-75-7)
- 2,6-Difluoro-4-(phenylmethoxy)-benzenemethanol (CAS 1393469-62-9)
- 2,3-Difluoro-4-(phenylmethoxy)benzyl alcohol (CAS 1637386-43-6)
Recommended Standards
- 2-(7,8-Dihydroxy-4-methyl-2-oxo-2h-chromen-3-yl)acetic acid (CAS 773866-17-4)
- 2-(5,7-Dihydroxy-4-methyl-2-oxo-2h-chromen-3-yl)acetic acid (CAS 5864-00-6)
- 3-Fluoro-4-(4-fluorophenoxy)benzoic acid (CAS 918629-69-3)
- 2-(4-(2,6-Difluorophenyl)-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetonitrile (CAS 861206-19-1)
- 2-(3-Chloropyridin-4-yl)-N-methylethan-1-amine (CAS 1468521-78-9)
- 2-(2-Methoxy-4-nitrophenoxy)-1-morpholinoethan-1-one (CAS 899368-48-0)
- Campanuline (CAS 5957-66-4)
- 6-(sec-Butoxy)-2-((3-chlorophenyl)thio)pyrimidin-4(3H)-one (CAS 284681-69-2)
- Suvorexant Impurity 38 (CAS CATO-C4X-181238)
- N~1~-Benzyl-N~1~-ethyl-4-(trifluoromethyl)-1,2-benzenediamine (CAS 1038734-05-2)
- 118159-39-0 2-Nitro-5-(piperidin-1-yl)benzoic acid 2965AA C12H14N2O4 (CAS 118159-39-0)
- 4-[5-(Trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenol (CAS 118828-15-2)
- 2-(4-(Hydroxymethyl)-4-methyl-4,5-dihydrooxazol-2-yl)phenol (CAS 1366386-61-9)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
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