(2S,3R,4S,5S,6R)-2-methoxy-6-((tosyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate CAS 52109-81-6
| CAS No. | 52109-81-6 |
| Molecular Formula | C20H26O11S |
| Molecular Weight | 474.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (2S,3R,4S,5S,6R)-2-methoxy-6-((tosyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate is closely related to a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(2S,3R,4S,5S,6R)-2-methoxy-6-((tosyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 52109-81-6), molecular formula C20H26O11S and molecular weight 474.48 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H26O11S, (2S,3R,4S,5S,6R)-2-methoxy-6-((tosyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 474.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures (2S,3R,4S,5S,6R)-2-methoxy-6-((tosyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 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 | C20H26O11S |
| Molecular Weight | 474.48 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Sulfur Atoms | 1 |
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