| CAS No. | 307531-90-4 |
| Molecular Formula | C32H74O13Si8 |
| Molecular Weight | 891.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 891.61 g/mol gives 1,3,5,7,9,11,13,15-Octaisobutyl-2,4,6,8,10,12,14,16,17,18,19-undecaoxa-1,3,5,7,9,11,13,15-octasilatetracyclo[9.5.1.13,9.15,15]nonadecane-7,13-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,3,5,7,9,11,13,15-Octaisobutyl-2,4,6,8,10,12,14,16,17,18,19-undecaoxa-1,3,5,7,9,11,13,15-octasilatetracyclo[9.5.1.13,9.15,15]nonadecane-7,13-diol (CAS 307531-90-4), molecular formula C32H74O13Si8 and molecular weight 891.61 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C32H74O13Si8, 1,3,5,7,9,11,13,15-Octaisobutyl-2,4,6,8,10,12,14,16,17,18,19-undecaoxa-1,3,5,7,9,11,13,15-octasilatetracyclo[9.5.1.13,9.15,15]nonadecane-7,13-diol contains 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 891.61 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
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), 1,3,5,7,9,11,13,15-Octaisobutyl-2,4,6,8,10,12,14,16,17,18,19-undecaoxa-1,3,5,7,9,11,13,15-octasilatetracyclo[9.5.1.13,9.15,15]nonadecane-7,13-diol 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 | C32H74O13Si8 |
| Molecular Weight | 891.61 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) | -4.0 |
| CAS Registry Year (est.) | 2025 |