4-Bromo-2-chloro-3-(difluoromethyl)-6-iodopyridine CAS 1805236-25-2
| CAS No. | 1805236-25-2 |
| Molecular Formula | C6H2BrClF2IN |
| Molecular Weight | 368.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 368.35 g/mol gives 4-Bromo-2-chloro-3-(difluoromethyl)-6-iodopyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Bromo-2-chloro-3-(difluoromethyl)-6-iodopyridine (CAS 1805236-25-2), molecular formula C6H2BrClF2IN and molecular weight 368.35 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H2BrClF2IN, 4-Bromo-2-chloro-3-(difluoromethyl)-6-iodopyridine contains a nitrile group, fluorine/chlorine/bromine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 368.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Bromo-2-chloro-3-(difluoromethyl)-6-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 | C6H2BrClF2IN |
| Molecular Weight | 368.35 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/Br/I-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 2-Bromo-4-chloro-5-(difluoromethyl)-3-iodopyridine (CAS 1803687-87-7)
- 4-Bromo-6-chloro-3-(difluoromethyl)-2-iodopyridine (CAS 1803688-14-3)
- 2-Bromo-3-chloro-6-(difluoromethyl)-4-iodopyridine (CAS 1804724-92-2)
- 4-Bromo-6-chloro-2-(difluoromethyl)-3-iodopyridine (CAS 1805158-83-1)
- 2-Bromo-3-chloro-5-(difluoromethyl)-4-iodopyridine (CAS 1805235-42-0)
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- 2-Bromo-3-chloro-6-(difluoromethyl)-5-iodopyridine (CAS 1805383-47-4)
- 2-Bromo-4-chloro-3-(difluoromethyl)-5-iodopyridine (CAS 1805384-56-8)
Recommended Standards
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