4-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-carbonyl chloride CAS 1804745-44-5
| CAS No. | 1804745-44-5 |
| Molecular Formula | C7H2ClF3INO3 |
| Molecular Weight | 367.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-carbonyl chloride 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-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-carbonyl chloride (CAS 1804745-44-5) is a high-purity analytical reference standard with the molecular formula C7H2ClF3INO3 and a molecular weight of 367.45 g/mol.
Based on its molecular formula C7H2ClF3INO3, 4-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-carbonyl chloride contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 367.45 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.
Physical & Chemical Properties
| Molecular Formula | C7H2ClF3INO3 |
| Molecular Weight | 367.45 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 sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl/I-containing |
| Nitrogen Atoms | 1 |
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