1-Vinyl-3,5,7,9,11,13,15-isobutylpentacyclo-[9.5.1.13,9.15,15.17,13]octasiloxane 444315-18-8 MonovinylIsobutyl-POSS® POSS®-Monovinyl-isobutyl substituted PSS-Vinyl-Heptaisobutyl substituted CAS 444315-18-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 444315-18-8 |
| Molecular Formula | C30H66O12Si8 |
| Molecular Weight | 843.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Vinyl-3,5,7,9,11,13,15-isobutylpentacyclo-[9.5.1.13,9.15,15.17,13]octasiloxane 444315-18-8 MonovinylIsobutyl-POSS® POSS®-Monovinyl-isobutyl substituted PSS-Vinyl-Heptaisobutyl substituted (CAS 444315-18-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C30H66O12Si8. Molecular weight: 843.52 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C30H66O12Si8 |
| Molecular Weight | 843.52 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 |
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Recommended Standards
- 4,4′,4′′-Tris[phenyl(<I>m</I>tolylamino)amino]triphenylamine (CAS 124729-98-2)
- Lifitegrast Impurity 124 (CAS 3028278-29-4)
- 1,3,5-Tris(10-bromoanthracen-9-yl)benzene (CAS 813461-34-6)
- Efinaconazole-D4 (CAS 164650-44-6 (unlabeled))
- (R)-3-(1-AMINO-3-HYDROXY-PROPYL)-PHENOL HCL (CAS 1213884-00-4)
- 5-(2,4-Dimethyl-1,3-thiazol-5-yl)-1,3,4-oxadiazol-2-amine (CAS 31877-60-8)
- 2-Chloro-m-xylene (CAS 6781-98-2)
- 2-(5-(3-(5-Carboxypentyl)-1,1-dimethyl-1,3-dihydro-2H-benzo[e]indol-2-ylidene)penta-1,3-dien-1-yl)-1,1,3-trimethyl-1H-benzo[e]indol-3-ium (CAS 1449661-34-0)
- 2-Chloro-N-(oxolan-2-ylmethyl)acetamide (CAS 39089-62-8)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com