5-(Difluoromethyl)-4-hydroxy-3-iodopicolinonitrile CAS 1806904-08-4
| CAS No. | 1806904-08-4 |
| Molecular Formula | C7H3F2IN2O |
| Molecular Weight | 296.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-(Difluoromethyl)-4-hydroxy-3-iodopicolinonitrile (C7H3F2IN2O) contains an amide group, a hydroxyl group, an ether linkage, fluorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 296.01 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 5-(Difluoromethyl)-4-hydroxy-3-iodopicolinonitrile (CAS 1806904-08-4), a certified reference material (molecular formula C7H3F2IN2O, MW 296.01 g/mol) for analytical method development and quality control.
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), 5-(Difluoromethyl)-4-hydroxy-3-iodopicolinonitrile 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 | C7H3F2IN2O |
| Molecular Weight | 296.01 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/I-containing |
| Nitrogen Atoms | 2 |
Related Difluoromethyl Standards
- 6-(Difluoromethyl)-2-hydroxy-3-iodoisonicotinonitrile (CAS 1805281-83-7)
- 3-(Difluoromethyl)-6-hydroxy-5-iodopicolinonitrile (CAS 1806846-39-8)
- 5-(Difluoromethyl)-3-hydroxy-6-iodopicolinonitrile (CAS 1806877-14-4)
- 6-(Difluoromethyl)-4-hydroxy-3-iodopicolinonitrile (CAS 1806877-23-5)
- 3-(Difluoromethyl)-6-hydroxy-4-iodopicolinonitrile (CAS 1806983-90-3)
- 4-(Difluoromethyl)-3-hydroxy-5-iodopicolinonitrile (CAS 1807031-03-3)
- 6-(Difluoromethyl)-3-hydroxy-5-iodopicolinonitrile (CAS 1807031-11-3)
- 4-(Difluoromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridin-2-amine (CAS 1803475-99-1)
Recommended Standards
- 4-Cyano-2-(difluoromethyl)-5-hydroxy-3-iodopyridine (CAS 1806946-67-7)
- 4-Cyano-5-(difluoromethyl)-2-hydroxy-3-iodopyridine (CAS 1806984-23-5)
- 4-Cyano-5-(difluoromethyl)-3-hydroxy-2-iodopyridine (CAS 1805355-04-7)
- 4-Cyano-2-(difluoromethyl)-3-hydroxy-5-iodopyridine (CAS 1805281-76-8)
- sodium 1H-1,2,4-triazol-1-ylacetate (CAS 583858-39-3)
- 4-(4-(4-Chlorophenyl)thiazol-2-yl)-N-(3-(trifluoromethyl)phenyl)benzamide (CAS 338408-10-9)
- 4-Amino-2-(trifluoromethoxy)benzamide (CAS 609783-09-7)
- 2-Chloro-4-(1-ethoxy-vinyl)thieno[3,2-d]pyrimidine (CAS 1135299-22-7)
- 2-{[3-(methylsulfanyl)phenyl]amino}pyridine-3-sulfonamide (CAS 1340910-53-3)
- (2R,3AR,6aR)-2-(methoxymethyl)hexahydrocyclopenta[b]pyrrol-1(2H)-amine (CAS 212504-20-6)
- 2-(6-Chloro-4-(difluoromethyl)-5-methoxypyridin-2-yl)acetonitrile (CAS 1804370-78-2)
- (E)-diethyl styrylphosphonate (CAS 20408-33-7)
- 1-(2-Chloropyridin-3-yl)propan-1-one (CAS 131109-74-5)
- Tirzepatide Impurity 35 (CAS CATO-C4X-324035)
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