m-PEG3-S-PEG4-propargyl CAS 2055040-85-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2055040-85-0 |
| Molecular Formula | C18H34O7S |
| Molecular Weight | 394.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies m-PEG3-S-PEG4-propargyl (CAS 2055040-85-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H34O7S. Molecular weight: 394.52 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H34O7S |
| Molecular Weight | 394.52 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) | 2.0 |
| CAS Registry Year (est.) | 1997 |
| Sulfur Atoms | 1 |
Recommended Standards
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- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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