677-67-8 Difluoro(fluorosulphonyl)acetyl fluoride Acetyl fluoride, 2,2-difluoro-2-(fluorosulfonyl)- Acetyl fluoride, difluoro(fluorosulfonyl)- EINECS 211-642-8 CAS 677-67-8
| CAS No. | 677-67-8 |
| Molecular Formula | C2F4O3S |
| Molecular Weight | 180.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 180.08 g/mol gives 677-67-8 Difluoro(fluorosulphonyl)acetyl fluoride Acetyl fluoride, 2,2-difluoro-2-(fluorosulfonyl)- Acetyl fluoride, difluoro(fluorosulfonyl)- EINECS 211-642-8 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
677-67-8 Difluoro(fluorosulphonyl)acetyl fluoride Acetyl fluoride, 2,2-difluoro-2-(fluorosulfonyl)- Acetyl fluoride, difluoro(fluorosulfonyl)- EINECS 211-642-8 (CAS 677-67-8), molecular formula C2F4O3S and molecular weight 180.08 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C2F4O3S, 677-67-8 Difluoro(fluorosulphonyl)acetyl fluoride Acetyl fluoride, 2,2-difluoro-2-(fluorosulfonyl)- Acetyl fluoride, difluoro(fluorosulfonyl)- EINECS 211-642-8 contains a sulfone group, a carboxylic acid group, an ether linkage, fluorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 180.08 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), 677-67-8 Difluoro(fluorosulphonyl)acetyl fluoride Acetyl fluoride, 2,2-difluoro-2-(fluorosulfonyl)- Acetyl fluoride, difluoro(fluorosulfonyl)- EINECS 211-642-8 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 | C2F4O3S |
| Molecular Weight | 180.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-Ethyl-1h-benzo[d]imidazol-7-amine (CAS 1216296-88-6)
- 3-Ethyl-5-fluoropyridine (CAS 2089319-08-2)
- 5-Cyano-n'-hydroxypyridine-2-carboximidamide (CAS 453565-48-5)
- 5-bromo-2-(2-hydroxy-2-methylpropoxy)benzaldehyde (CAS 1184355-81-4)
- Semaglutide Impurity 7 (CAS CATO-C4X-22267)
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