(2R,3S,4R,5R,6S)-2-methoxy-6-methyltetrahydro-2H-pyran-3,4,5-triyl tribenzoate CAS 14686-82-9
| CAS No. | 14686-82-9 |
| Molecular Formula | C28H26O8 |
| Molecular Weight | 490.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (2R,3S,4R,5R,6S)-2-methoxy-6-methyltetrahydro-2H-pyran-3,4,5-triyl tribenzoate 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.
(2R,3S,4R,5R,6S)-2-methoxy-6-methyltetrahydro-2H-pyran-3,4,5-triyl tribenzoate (CAS 14686-82-9) is a high-purity analytical reference standard with the molecular formula C28H26O8 and a molecular weight of 490.50 g/mol.
(2R,3S,4R,5R,6S)-2-methoxy-6-methyltetrahydro-2H-pyran-3,4,5-triyl tribenzoate (C28H26O8) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C28H26O8 |
| Molecular Weight | 490.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
Recommended Standards
- 2,5-Bis(2-(2-(2-methoxyethoxy)ethoxy)ethoxy)terephthalic acid (CAS 1374006-27-5)
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