| CAS No. | 1959557-93-7 |
| Molecular Formula | C9H16O5S |
| Molecular Weight | 236.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Based on its molecular formula C9H16O5S, methyl cis-4-methylsulfonyloxycyclohexanecarboxylate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 236.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
methyl cis-4-methylsulfonyloxycyclohexanecarboxylate (CAS 1959557-93-7), molecular formula C9H16O5S and molecular weight 236.29 g/mol, is a CATO reference standard with documented purity and traceability.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C9H16O5S |
| Molecular Weight | 236.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1996 |
| Sulfur Atoms | 1 |