(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate CAS 2823-46-3
| CAS No. | 2823-46-3 |
| Molecular Formula | C14H19FO9 |
| Molecular Weight | 350.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C14H19FO9, (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 350.29 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.
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 2823-46-3), molecular formula C14H19FO9 and molecular weight 350.29 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), (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate 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 | C14H19FO9 |
| Molecular Weight | 350.29 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Recommended Standards
- 1-2-3-6-Tetra-O-acetyl-4-deoxy-4-fluoro-D-galactopyranose (CAS 183506-73-2)
- (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 4163-44-4)
- 2,3,4,6-Tetra-O-acetyl-D-mannopyranosyl fluoride (CAS 174511-17-2)
- (2R,3S,4S,5R,6R)-6-(Acetoxymethyl)-4-fluorotetrahydro-2H-pyran-2,3,5-triyl triacetate (CAS 20409-32-9)
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