Methyl n-(tert-butoxycarbonyl)-s-(tert-Butylthio)-l-cysteinate CAS 109345-33-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 109345-33-7 |
| Molecular Formula | C13H25NO4S2 |
| Molecular Weight | 323.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
Methyl n-(tert-butoxycarbonyl)-s-(tert-Butylthio)-l-cysteinate (CAS 109345-33-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H25NO4S2. Molecular weight: 323.47 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H25NO4S2 |
| Molecular Weight | 323.47 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Recommended Standards
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- Semaglutide impurity 24 (CAS CATO-C4X-222624)
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