Dodecamethylpentasiloxane CAS 540-97-6
Purity >95%In StockPharmaceutical Standards
| CAS No. | 540-97-6 |
| Molecular Formula | C12H36O6Si6 |
| Molecular Weight | 444.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dodecamethylpentasiloxane (CAS 540-97-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H36O6Si6. Molecular weight: 444.92 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H36O6Si6 |
| Molecular Weight | 444.92 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -5.0 |
| CAS Registry Year (est.) | 1957 |
Related Dodecamethylpentasiloxane Standards
Recommended Standards
- Capivasertib Impurity 11 (CAS CATO-C4X-331211)
- Ethyl 2-(3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 301680-88-6)
- Melphalan Impurity 25 (CAS CATO-C4X-198825)
- 3-Cyclopropoxy-5-fluorobenzoic acid (CAS 1243324-98-2)
- 1,3,5-Tris(1,1-dimethylethyl)hexahydro-1,3,5-triazine (CAS 10560-39-1)
- (S)-1-(2-Nitrophenyl)ethan-1-ol (CAS 80379-10-8)
- [3-(trifluoromethyl)-1H-pyrrol-2-yl]methanol (CAS 1936163-95-9)
- Indobufen Impurity 32 (CAS 21762-24-3)
- 1-Methyl-1,3-dihydrobenzo[4,5]imidazo[1,2-c]thiazole (CAS 116849-82-2)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
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