| CAS No. | 68039-10-1 |
| Molecular Formula | C22H41O5S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
9-Octadecenoic acid, 8-sulfo-, 1-butyl ester, sodium salt (CAS 68039-10-1), molecular formula C22H41O5SNa and molecular weight 440.61 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 9-Octadecenoic acid, 8-sulfo-, 1-butyl ester, sodium salt (C22H41O5SNa) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.
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.
CATO manufactures 9-Octadecenoic acid, 8-sulfo-, 1-butyl ester, sodium salt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C22H41O5S Na |
| Molecular Weight | 440.61 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1976 |
| Sulfur Atoms | 1 |