(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-hydroxy-6-(p-tolylthio)tetrahydro-2H-pyran-3,5-diyl diacetate CAS 211676-47-0
| CAS No. | 211676-47-0 |
| Molecular Formula | C19H24O8S |
| Molecular Weight | 412.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-hydroxy-6-(p-tolylthio)tetrahydro-2H-pyran-3,5-diyl diacetate.
CATO supplies (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-hydroxy-6-(p-tolylthio)tetrahydro-2H-pyran-3,5-diyl diacetate (CAS 211676-47-0), a certified reference material (molecular formula C19H24O8S, MW 412.45 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H24O8S, (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-hydroxy-6-(p-tolylthio)tetrahydro-2H-pyran-3,5-diyl diacetate 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 412.45 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.
As a certified reference material (CRM), (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-hydroxy-6-(p-tolylthio)tetrahydro-2H-pyran-3,5-diyl diacetate 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 | C19H24O8S |
| Molecular Weight | 412.45 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.) | 2017 |
| Sulfur Atoms | 1 |
Recommended Standards
- 1-(4-(3-(4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl)propoxy)-3-hydroxyphenyl)ethanone (CAS 133454-57-6)
- (2S,3R,4S,5R,6R)-6-(acetoxymethyl)-5-hydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3,4-diyl diacetate (CAS 2281774-76-1)
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- N-(2-(1H-pyrazol-1-yl)ethyl)acetamide (CAS 1179470-68-8)
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- 3,3′,4,4′-Tetrachloroazobenzene (CAS 14047-09-7)
- Semaglutide impurity 85 (CAS CATO-C4X-222685)
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