4-(Difluoromethyl)-2-(trifluoromethyl)benzaldehyde CAS 1453070-24-0
| CAS No. | 1453070-24-0 |
| Molecular Formula | C9H5F5O |
| Molecular Weight | 224.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Difluoromethyl)-2-(trifluoromethyl)benzaldehyde (C9H5F5O) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4-(Difluoromethyl)-2-(trifluoromethyl)benzaldehyde (CAS 1453070-24-0), molecular formula C9H5F5O and molecular weight 224.13 g/mol, is a CATO reference standard with documented purity and traceability.
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-(Difluoromethyl)-2-(trifluoromethyl)benzaldehyde 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 | C9H5F5O |
| Molecular Weight | 224.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
Related Difluoromethyl Standards
- 4-(Difluoromethyl)-5-hydroxypyridine-3-sulfonamide (CAS 1803691-10-2)
- 4-(Difluoromethyl)-6-hydroxypyridine-2-sulfonamide (CAS 1805277-56-8)
- 2-(Difluoromethyl)-4-hydroxypyridine-6-sulfonamide (CAS 1805306-48-2)
- 2-(Difluoromethyl)-4-hydroxypyridine-3-sulfonamide (CAS 1805309-37-8)
- 2-(Difluoromethyl)-4-hydroxypyridine-5-sulfonamide (CAS 1805322-32-0)
- 2-(Difluoromethyl)-6-hydroxypyridine-3-sulfonamide (CAS 1805322-33-1)
- 4-(Difluoromethyl)-3-hydroxypyridine-2-sulfonamide (CAS 1805322-38-6)
- 4-(Difluoromethyl)-6-hydroxypyridine-3-sulfonamide (CAS 1806059-18-6)
Recommended Standards
- 3-(Pentafluoroethyl)benzaldehyde (CAS 1450909-97-3)
- 2,4-dichloro-7-methyl-pyrido[3,2-d]pyrimidine (CAS 1567624-24-1)
- 4,4,5,5-Tetramethyl-2-(thiophen-3-ylmethyl)-1,3,2-dioxaborolane (CAS 1444010-65-4)
- 2,4-dichloro-5,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1638764-36-9)
- 5,6-Dimethyl-3-(methyl(thiophen-3-ylmethyl)amino)pyridazine-4-carbonitrile (CAS 1208642-45-8)
- 2-Methyl-1-(1,1,2,2-tetrafluoroethoxy)propane (CAS 18180-34-2)
- Ethyl 2-((1,3-dioxoisoindolin-2-yl)oxy)-2-methylpropanoate (CAS 40674-21-3)
- 2-(Difluoromethyl)-3-fluoro-6-iodopyridine-4-acetonitrile (CAS 1807099-00-8)
- n-(4-Fluoro-3-methylbenzyl)pentan-3-amine (CAS 1249685-68-4)
- H-Tyr-β-Ala-OH (CAS 79472-95-0)
- Methyl 6-(propan-2-yl)-1h-indole-2-carboxylate (CAS 213596-37-3)
- Magnesium Porphyrin (CAS 13007-95-9)
- 2-(4-Methoxyphenyl)-4-(pyrrolidin-1-yl)quinoline hydrobromide (CAS 853333-38-7)
- Protein Kinase C (19-36) Peptide (CAS 113731-96-7)
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