Hexamethylcyclotrisiloxane CAS 541-05-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 541-05-9 |
| Molecular Formula | C6H18O3Si3 |
| Molecular Weight | 222.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Hexamethylcyclotrisiloxane (CAS 541-05-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H18O3Si3. Molecular weight: 222.46 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H18O3Si3 |
| Molecular Weight | 222.46 g/mol |
| Purity | >95% |
| 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.) | 1957 |
Recommended Standards
- Tofacitinib Impurity 182 (CAS 1053228-28-6)
- Spermine-d20 (CAS CATO-CCPD103125)
- Dimethyl Hexasulfide (CAS 22015-54-9)
- n-Butyl L-lactate (CAS 34451-19-9)
- 3-[(2-Chlorophenyl)methanesulfonyl]-5-methyl-1,2-thiazole-4-carbonitrile (CAS 339021-04-4)
- 4,4-Dimethyl-L-proline Methyl Ester Hydrochloride (CAS 1262400-68-9)
- O,O-Dimethyl (1,3-oxathiolan-2-ylidene)phosphoramidothioate (CAS 14371-55-2)
- N-(pyrrolidin-3-yl)benzamide hydrochloride (CAS 57152-17-7)
- 4-[5-(phenylmethylidene)cyclopent-1-en-1-yl]morpholine (CAS 94708-08-4)
- Peptide 442 (CAS CATO-CPTD788442)
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