| CAS No. | 1583260-51-8 |
| Molecular Formula | C21H39FO5Si |
| Molecular Weight | 418.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 418.62 g/mol gives [(2R,3R,4R,5R)-5-(benzyloxymethyl)-4-[tert-butyl(dimethyl)silyl]oxy-3-fluoro-3-methyl-tetrahydrofuran-2-yl] acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
[(2R,3R,4R,5R)-5-(benzyloxymethyl)-4-[tert-butyl(dimethyl)silyl]oxy-3-fluoro-3-methyl-tetrahydrofuran-2-yl] acetate (CAS 1583260-51-8) is a high-purity analytical reference standard with the molecular formula C21H39FO5Si and a molecular weight of 418.62 g/mol.
Based on its molecular formula C21H39FO5Si, [(2R,3R,4R,5R)-5-(benzyloxymethyl)-4-[tert-butyl(dimethyl)silyl]oxy-3-fluoro-3-methyl-tetrahydrofuran-2-yl] acetate 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 418.62 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), [(2R,3R,4R,5R)-5-(benzyloxymethyl)-4-[tert-butyl(dimethyl)silyl]oxy-3-fluoro-3-methyl-tetrahydrofuran-2-yl] acetate 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.
| Molecular Formula | C21H39FO5Si |
| Molecular Weight | 418.62 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |