2,2,3,3-Tetrafluoro-3-(trifluoromethoxy)propionic anhydride CAS 42566-65-4
| CAS No. | 42566-65-4 |
| Molecular Formula | C8F14O5 |
| Molecular Weight | 442.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2,2,3,3-Tetrafluoro-3-(trifluoromethoxy)propionic anhydride (CAS 42566-65-4) is a high-purity analytical reference standard with the molecular formula C8F14O5 and a molecular weight of 442.06 g/mol.
Based on its molecular formula C8F14O5, 2,2,3,3-Tetrafluoro-3-(trifluoromethoxy)propionic anhydride 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 442.06 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.
As a certified reference material (CRM), 2,2,3,3-Tetrafluoro-3-(trifluoromethoxy)propionic anhydride 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 | C8F14O5 |
| Molecular Weight | 442.06 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | F-containing |
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- Methyl 2,2,3,3-tetrafluoro-3-((1,1,1,2,3,3-hexafluoro-3-((1,2,2-trifluorovinyl)oxy)propan-2-yl)oxy)propanoate (CAS 63863-43-4)
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Recommended Standards
- 2,2'-((Oxybis(1,1,2,2-tetrafluoroethane-2,1-diyl))bis(oxy))bis(2,2-difluoroacetyl fluoride) (CAS 24689-56-3)
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- Loratadine Impurity 100 (CAS CATO-C4X-1426100)
- 2,6-Diiodobenzo[1,2-b:4,5-b']dithiophene (CAS 155904-20-4)
- diamino-1,3-thiazole-5-carbonitrile (CAS 2147-51-5)
- methyl[phenyl(pyridin-2-yl)methyl]amine (CAS 4372-44-5)
- (R)-ethyl pyrrolidine-2-carboxylate (CAS 96163-72-3)
- 3-(5-(o-Tolylcarbamoyl)-1,3,4-thiadiazol-2-yl)propanoic acid (CAS 1142210-07-8)
- 4-Chloro-7-fluoro-6-methyl-2-(trifluoromethyl)quinoline (CAS 537033-66-2)
- 6-Phenethyl-2H-pyran-4(3H)-one (CAS 1217485-26-1)
- Methylamino-PEG3-azide (CAS 1355197-57-7)
- 5-(2-Bromophenyl)thiazol-2-amine (CAS 1378873-73-4)
- 5,8-Dichloronaphthalen-1-amine (CAS 3604-99-7)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
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