1,1,3,3,5,5-Hexamethyltrisiloxanyl acetate CAS 139722-91-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 139722-91-1 |
| Molecular Formula | C8H21O4Si3 |
| Molecular Weight | 265.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,1,3,3,5,5-Hexamethyltrisiloxanyl acetate (CAS 139722-91-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H21O4Si3. Molecular weight: 265.51 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H21O4Si3 |
| Molecular Weight | 265.51 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -1.5 |
| CAS Registry Year (est.) | 1996 |
Recommended Standards
- Methyl 6-amino-5-bromo-3-chloropicolinate (CAS 577691-68-0)
- 1-(4-Bromo-2-fluorophenyl)-3-chloropropan-2-one (CAS 1803744-74-2)
- Methyl 6-amino-5-bromo-2-chloronicotinate (CAS 2814523-39-0)
- 1-Fluoro-2-methyl-3-(sulfinylamino)benzene (CAS 1785763-45-2)
- N-(4-(2,5-Dimethylphenyl)thiazol-2-yl)isoxazole-5-carboxamide (CAS 919759-02-7)
- 2-Methoxy-N-(4-methylpentan-2-yl)pyridin-3-amine (CAS 1157520-82-5)
- 2-(Ethylsulfanyl)cyclopentan-1-amine (CAS 1344338-44-8)
- 7-bromo-4-chloropyrrolo[2,1-f][1,2,4]triazine (CAS 1269667-51-7)
- 2-(4,6-Dibromo-2,3-dimethylphenoxy)acetamide (CAS 1706453-30-6)
- Peptide 438 (CAS CATO-CPTD788438)
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