2,3,5,6-Tetrafluorobenzonitrile CAS 5216-17-1
| CAS No. | 5216-17-1 |
| Molecular Formula | C7HF4N |
| Molecular Weight | 175.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,3,5,6-Tetrafluorobenzonitrile 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.
2,3,5,6-Tetrafluorobenzonitrile (CAS 5216-17-1), molecular formula C7HF4N and molecular weight 175.08 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7HF4N, 2,3,5,6-Tetrafluorobenzonitrile contains a nitrile group, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7HF4N |
| Molecular Weight | 175.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Tetrafluorobenzonitrile Standards
Recommended Standards
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- 2,4-Difluoro-5-nitrophenol (CAS 113512-57-5)
- Ethyl 2-(2-(3-chloro-N-cyclohexylbenzamido)acetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 332162-39-7)
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- Alternariol (CAS 641-38-3)
- 3-(3-(Trifluoromethoxy)phenyl)propanoic acid (CAS 168833-77-0)
- 3-amino-2-((dimethylamino)methyl)propan-1-ol (CAS CATO-C3D-262307)
- 2-(Chloromethyl)-3,6-dimethylpyridine (CAS 1211528-35-6)
- 2-Chloro-N-(3-cyanobenzyl)-N-isopropylacetamide (CAS 1353976-30-3)
- 3-((4-(tert-Butyl)thiazol-2-yl)methyl)-8-azabicyclo[3.2.1]octan-3-ol (CAS 1529587-74-3)
- (4-(Difluoromethyl)-5-fluoro-6-methoxypyridin-2-yl)methanol (CAS 1805480-07-2)
- Insulin Degludec Impurity 14 (CAS CATO-C4X-215714)
Why CATO?
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