1,3,5,7,9,11,14-Heptaisobutyltricyclo[7.3.3.15,11]heptasiloxane-endo-3,7,14-triol 307531-92-6 Isobutyltrisilanol-POSS® CAS 307531-92-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 307531-92-6 |
| Molecular Formula | C28H66O12Si7 |
| Molecular Weight | 791.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3,5,7,9,11,14-Heptaisobutyltricyclo[7.3.3.15,11]heptasiloxane-endo-3,7,14-triol 307531-92-6 Isobutyltrisilanol-POSS® (CAS 307531-92-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C28H66O12Si7. Molecular weight: 791.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C28H66O12Si7 |
| Molecular Weight | 791.41 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 |
Recommended Standards
- (11bR)-2,6-diiodo-N,N-bis((R)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1642865-37-9)
- Benzene-1,2,4,5-tetrayltetrakis(methylene)tetrabutyltetrakis(carbonotrithioate) (CAS 1313038-04-8)
- (11bR)-2,6-Diiodo-N,N-bis((S)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1642865-22-2)
- 1-(2,4-dimethylphenyl)-5-(4-fluorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 1394041-37-2)
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- (S)-Benzyl methyl(1-phenyl-1-(pyrrolidin-1-yl)ethyl)carbamate (CAS 1217779-70-8)
- (S)-6,6-Dimethylpiperidin-3-amine hydrochloride (CAS 2765677-68-5)
- 5H-Benzo[b]pyrido[4,3-e][1,4]oxazin-4-amine (CAS 118726-89-9)
- (S)-Phenyl(p-tolyl)methanol (CAS 24218-12-0)
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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