4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentanoic acid CAS 243139-62-0
| CAS No. | 243139-62-0 |
| Molecular Formula | C6H5F7O2 |
| Molecular Weight | 242.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 242.09 g/mol gives 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentanoic acid (CAS 243139-62-0), molecular formula C6H5F7O2 and molecular weight 242.09 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H5F7O2, 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentanoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 242.09 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.
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), 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentanoic acid 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 | C6H5F7O2 |
| Molecular Weight | 242.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related Tetrafluoro Standards
- Ethyl 2,2,3,3-tetrafluoro-2-(trifluoromethoxy)propionate (CAS 1526-49-4)
- (E)-4,5,5,5-tetrafluoro-4-(trifluoromethoxy)pent-2-en-1-ol (CAS 261760-21-8)
- [2,3,3,3-Tetrafluoro-2-(trifluoromethoxy)propyl]oxirane (CAS 243139-60-8)
- 4,5,5,5-Tetrafluoro-4-(trifluoromethoxy)pentan-2-one (CAS 261760-18-3)
- Methyl 2,3,3,3-tetrafluoro-2-(fluorosulfonyl)propanoate (CAS 663-78-5)
- 2,3',4',5'-Tetrafluoro-[1,1'-biphenyl]-4-ol (CAS 335125-98-9)
- 1,1,2,2-Tetrafluoro-3-iodopropane (CAS 679-87-8)
- 2,2',3',5-Tetrafluoro-[1,1'-biphenyl]-4-amine (CAS 1261853-90-0)
Recommended Standards
- 4-Bromo-2-fluoro-α,α-dimethylbenzeneacetonitrile (CAS 749928-77-6)
- 3-Bromobenzoyl isothiocyanate (CAS 78225-75-9)
- 5-Bromo-1,3-benzothiazole-2-carbaldehyde (CAS 885279-64-1)
- 2-(5-bromo-2-fluorophenyl)-2-methylpropanenitrile (CAS 913719-91-2)
- Benzyl 3-((2-amino-N-isopropylacetamido)methyl)piperidine-1-carboxylate (CAS 1353946-21-0)
- Benzyl (1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-3-yl)(ethyl)carbamate (CAS 1354026-98-4)
- 4-Cyano-2-ethyl-5-hydroxybenzene-1-sulfonyl chloride (CAS 1805141-42-7)
- (3R,4R)-rel-3,4-Piperidinediol HCl (CAS 443648-97-3)
- 1,3-Benzenedicarboxylic acid, 5-sulfo-, sodium salt , polymer with hexanedioic acid and 1,6-hexanediol (CAS 163794-90-9)
- N-(2-chloro-5-(trifluoromethyl)phenyl)-N-(methylsulfonyl)glycine (CAS 431908-96-2)
- 2,6-Dimethylphenyl N-(4-chlorophenyl)-N-(methylsulfonyl)glycinate (CAS 339019-09-9)
- N-(9-((2R,3R,4R,5R)-4-Hydroxy-5-(hydroxymethyl)-3-((tetrahydro-2H-pyran-2-yl)oxy)tetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)benzamide (CAS 60324-96-1)
- tert-Butyl 4-(pyrrolidin-3-yl)piperazine-1-carboxylate hydrochloride (CAS 2624138-75-4)
- Tripeptide-10 citrulline (CAS 960531-53-7)
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