2-(Chloromethyl)-5-(difluoromethyl)-4-iodopyridine CAS 1805332-85-7
| CAS No. | 1805332-85-7 |
| Molecular Formula | C7H5ClF2IN |
| Molecular Weight | 303.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 2-(Chloromethyl)-5-(difluoromethyl)-4-iodopyridine (CAS 1805332-85-7), a certified reference material (molecular formula C7H5ClF2IN, MW 303.48 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H5ClF2IN, 2-(Chloromethyl)-5-(difluoromethyl)-4-iodopyridine contains a nitrile group, fluorine/chlorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.48 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.
As a certified reference material (CRM), 2-(Chloromethyl)-5-(difluoromethyl)-4-iodopyridine 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 | C7H5ClF2IN |
| Molecular Weight | 303.48 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 |
| 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.) | 1995 |
| Halogen Content | F/Cl/I-containing |
| Nitrogen Atoms | 1 |
Related Chloromethyl Standards
- 2-(Chloromethyl)-3-(difluoromethyl)-6-iodopyridine (CAS 1805314-77-5)
- 4-(Chloromethyl)-3-(difluoromethyl)-2-iodopyridine (CAS 1805314-96-8)
- 2-(Chloromethyl)-4-(difluoromethyl)-5-iodopyridine (CAS 1805318-32-4)
- 2-(Chloromethyl)-5-(difluoromethyl)-3-iodopyridine (CAS 1806039-58-6)
- 4-(Chloromethyl)-2-(difluoromethyl)-5-iodopyridine (CAS 1806772-14-4)
- 2-(Chloromethyl)-4-(difluoromethyl)-6-iodopyridine (CAS 1806782-14-8)
- 1-Chloromethyl-1 H -pyrazole-4-carboxylic acid methyl ester (CAS 860807-43-8)
- 4-(Chloromethyl)-5-cyclopropyl-3-(3,5-dichloro-4-pyridyl)isoxazole (CAS 1268245-54-0)
Recommended Standards
- 2-Chloro-3-(difluoromethyl)-5-iodo-4-methylpyridine (CAS 1805385-02-7)
- 4-Chloro-2-(difluoromethyl)-3-iodo-5-methylpyridine (CAS 1806004-71-6)
- 2-Chloro-3-(difluoromethyl)-6-iodo-5-methylpyridine (CAS 1805269-75-3)
- 4-Chloro-3-(difluoromethyl)-5-iodo-2-methylpyridine (CAS 1805172-90-0)
- 3-(4-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)phenoxy)-2,2-dimethylpropan-1-ol (CAS 1467060-40-7)
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- 5-Methyl-4-nitro-1-(4-(trifluoromethoxy)phenyl)-1H-1,2,3-triazole (CAS 478041-04-2)
- 2-(2-Fluorophenyl)-[1,2,4]triazolo[1,5-a]pyridine-6-carboxylic acid (CAS 1368316-60-2)
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