| CAS No. | 444315-17-7 |
| Molecular Formula | C34H74O14Si8 |
| Molecular Weight | 931.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
1-(3-Glycidyl)propoxy-3,5,7,9,11,13,15-isobutylpentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane 444315-17-7 Glycidylisobutyl-POSS® POSS®-Glycidyl-isobutyl substituted PSS-(3-Glycidyl)propoxy-Heptaisobutyl substituted (CAS 444315-17-7), molecular formula C34H74O14Si8 and molecular weight 931.63 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, 1-(3-Glycidyl)propoxy-3,5,7,9,11,13,15-isobutylpentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane 444315-17-7 Glycidylisobutyl-POSS® POSS®-Glycidyl-isobutyl substituted PSS-(3-Glycidyl)propoxy-Heptaisobutyl substituted is typically white to off-white amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 931.63 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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 1-(3-Glycidyl)propoxy-3,5,7,9,11,13,15-isobutylpentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane 444315-17-7 Glycidylisobutyl-POSS® POSS®-Glycidyl-isobutyl substituted PSS-(3-Glycidyl)propoxy-Heptaisobutyl substituted 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 | C34H74O14Si8 |
| Molecular Weight | 931.63 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) | -2.0 |
| CAS Registry Year (est.) | 2025 |