2,2,3,3-Tetrafluoro-4-methoxy-4-oxobutanoic acid CAS 356-33-2
| CAS No. | 356-33-2 |
| Molecular Formula | C5H4F4O4 |
| Molecular Weight | 204.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,2,3,3-Tetrafluoro-4-methoxy-4-oxobutanoic acid is closely related to a carbohydrate-derived structure, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2,2,3,3-Tetrafluoro-4-methoxy-4-oxobutanoic acid (CAS 356-33-2), a certified reference material (molecular formula C5H4F4O4, MW 204.08 g/mol) for analytical method development and quality control.
2,2,3,3-Tetrafluoro-4-methoxy-4-oxobutanoic acid (C5H4F4O4) contains a carbohydrate-derived structure, fluorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,2,3,3-Tetrafluoro-4-methoxy-4-oxobutanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H4F4O4 |
| Molecular Weight | 204.08 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
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