| CAS No. | 1217460-99-5 |
| Molecular Formula | C15H22O4S |
| Molecular Weight | 298.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 298.40 g/mol gives (2S,3S,4R,5R,6S)-3,4,5-trimethoxy-2-methyl-6-(phenylthio)tetrahydro-2H-pyran distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(2S,3S,4R,5R,6S)-3,4,5-trimethoxy-2-methyl-6-(phenylthio)tetrahydro-2H-pyran (CAS 1217460-99-5) is a high-purity analytical reference standard with the molecular formula C15H22O4S and a molecular weight of 298.40 g/mol.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, (2S,3S,4R,5R,6S)-3,4,5-trimethoxy-2-methyl-6-(phenylthio)tetrahydro-2H-pyran is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 298.40 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), (2S,3S,4R,5R,6S)-3,4,5-trimethoxy-2-methyl-6-(phenylthio)tetrahydro-2H-pyran 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 | C15H22O4S |
| Molecular Weight | 298.40 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Sulfur Atoms | 1 |