2,3-Dichloro-5-(trifluoromethyl)pyridine CAS 69045-84-7
| CAS No. | 69045-84-7 |
| Molecular Formula | C6H2Cl2F3N |
| Molecular Weight | 215.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2,3-Dichloro-5-(trifluoromethyl)pyridine.
2,3-Dichloro-5-(trifluoromethyl)pyridine (CAS 69045-84-7), molecular formula C6H2Cl2F3N and molecular weight 215.99 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H2Cl2F3N, 2,3-Dichloro-5-(trifluoromethyl)pyridine contains a nitrile group, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 215.99 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2,3-Dichloro-5-(trifluoromethyl)pyridine 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.
Physical & Chemical Properties
| Molecular Formula | C6H2Cl2F3N |
| Molecular Weight | 215.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | >95% |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloro Standards
- 2,4-Dichloro-3-(trifluoromethyl)pyridine (CAS 1186194-98-8)
- 3,5-Dichloro-4-(trifluoromethyl)pyridine (CAS 1221272-92-9)
- 3,4-Dichloro-2-(trifluoromethyl)pyridine (CAS 1227572-63-5)
- 2,6-Dichloro-3-(difluoromethyl)-5-fluoropyridine (CAS 1374659-39-8)
- 3,4-Dichloro-5-(trifluoromethyl)pyridine (CAS 1803848-20-5)
- 2,4-Dichloro-3-(difluoromethyl)-5-fluoropyridine (CAS 1805326-60-6)
- 2,6-Dichloro-4-(difluoromethyl)-3-fluoropyridine (CAS 1805332-29-9)
- 2,3-Dichloro-4-(difluoromethyl)-6-fluoropyridine (CAS 1805998-77-9)
Recommended Standards
- 2,3-Dichloro-4-(trifluoromethyl)pyridine (CAS 89719-93-7)
- 2,3-Dichloro-6-(trifluoromethyl)pyridine (CAS 89719-90-4)
- (2,6-Difluoro-4-isopropoxyphenyl)boronic acid (CAS 2096337-66-3)
- 2,3-Difluoro-6-isopropoxyphenylboronic acid (CAS 2121511-47-3)
- VIP (3-28) (human, mouse, rat) (H-6556.0005) (CAS 115444-33-2)
- 3-(4-Bromophenyl)-5-chloro-1,2,4-oxadiazole (CAS 1184620-01-6)
- Methyl 2-amino-3-(2-fluorophenyl)propanoate (CAS 191930-42-4)
- Mianserin Impurity 80 (CAS 1260761-23-6)
- 3-Cyclopropoxy-4-iodopyridin-2-amine (CAS 1243458-89-0)
- 4-Quinolin-2-ylmethoxyphenol, 97% (CAS 124993-40-4)
- 2-(1,4-Diazepan-1-yl)benzo[d]oxazole 2,2,2-trifluoroacetate (CAS 956317-44-5)
- 1-Benzyl-1,4-diazepan-5-one hydrochloride (CAS 854828-86-7)
- Prucalopride Impurity 39 (CAS CATO-C4X-103839)
- α Bag Cell Peptide (1-9) (CAS 87549-52-8)
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