| CAS No. | 17865-73-5 |
| Molecular Formula | C8H24O2Si4 |
| Molecular Weight | 264.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 264.62 g/mol gives 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane (CAS 17865-73-5), molecular formula C8H24O2Si4 and molecular weight 264.62 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane (C8H24O2Si4) is characterized by 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,2,3,3,5,5,6,6-Octamethyl-1,4,2,3,5,6-dioxatetrasilinane 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 | C8H24O2Si4 |
| Molecular Weight | 264.62 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | -3.0 |
| CAS Registry Year (est.) | 1962 |