(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((2-cyanopropan-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate CAS 66432-53-9
| CAS No. | 66432-53-9 |
| Molecular Formula | C18H25NO10 |
| Molecular Weight | 415.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((2-cyanopropan-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 66432-53-9) is a high-purity analytical reference standard with the molecular formula C18H25NO10 and a molecular weight of 415.39 g/mol.
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((2-cyanopropan-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (C18H25NO10) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((2-cyanopropan-2-yl)oxy)tetrahydro-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 | C18H25NO10 |
| Molecular Weight | 415.39 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
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