Hexamethoxydisiloxane CAS 4371-91-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4371-91-9 |
| Molecular Formula | C6H18O7Si2 |
| Molecular Weight | 258.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Hexamethoxydisiloxane (CAS 4371-91-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H18O7Si2. Molecular weight: 258.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H18O7Si2 |
| Molecular Weight | 258.37 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -2.0 |
| CAS Registry Year (est.) | 1958 |
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