4-(2,4-Bis(trifluoromethyl)phenyl)-2-chloropyridine CAS 1333319-73-5
| CAS No. | 1333319-73-5 |
| Molecular Formula | C13H6ClF6N |
| Molecular Weight | 325.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(2,4-Bis(trifluoromethyl)phenyl)-2-chloropyridine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
4-(2,4-Bis(trifluoromethyl)phenyl)-2-chloropyridine (CAS 1333319-73-5), molecular formula C13H6ClF6N and molecular weight 325.64 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H6ClF6N, 4-(2,4-Bis(trifluoromethyl)phenyl)-2-chloropyridine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 325.64 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C13H6ClF6N |
| Molecular Weight | 325.64 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Bis Standards
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- 2-((4-(Trifluoromethyl)phenyl)sulfonyl)-1H-indole (CAS 1505521-36-7)
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Recommended Standards
- Dapagliflozin Impurity 89 (CAS CATO-C4X-113889)
- 630-25-1 0SGG217EFR 1,2-Dibromotetrachloroethane Ethane, 1,2-dibromo-1,1,2,2-tetrachloro- 3-01-00-00190 (Beilstein Handbook Reference) AI3-63171 BRN 1699471 Dbtce sym-Dibromotetrachloroethane 1,2-Dibromo-1,1,2,2-tetrachloroethane EINECS 211-136-7 UNII-0SGG217EFR (CAS 630-25-1)
- Dapagliflozin Impurity 88 (CAS CATO-C4X-113888)
- 2-Chloro-4-iodo-5-methyl-3-(trimethylsilyl)pyridine (CAS 1203499-34-6)
- 2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester, polymer with butyl 2-propenoate, ethyl 2-propenoate and 2-propenoic acid (CAS 43127-25-9)
- Z-β-tBu-Ala-OH · DCHA (CAS 88319-45-3)
- 7-(3-Bromopropoxy)-2H-chromen-2-one (CAS 69150-28-3)
- 2-(thietan-3-ylidene)acetic acid (CAS 1934863-13-4)
- 5-Hydroxy-1H-indazole-3-carboxylic acid (CAS 885518-94-5)
- (R)-3-(4-Fluorophenyl)thiomorpholine hydrochloride (CAS 1363408-52-9)
- (S)-2-(4-chloro-3-(trifluoromethyl)phenyl)-2-(methylamino)ethan-1-ol (CAS 1213145-10-8)
- 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)ethan-1-one (CAS 741709-59-1)
- 3-(6-Chloro-2-methylpyrimidin-4-yl)-N,N-dimethylpiperidine-1-sulfonamide (CAS 1361116-79-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
Why CATO?
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