N-Acetyl-S-(carbamoylethyl)-L-cysteine CAS 81690-92-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 81690-92-8 |
| Molecular Formula | C8H14N2O4S |
| Molecular Weight | 234.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity N-Acetyl-S-(carbamoylethyl)-L-cysteine (CAS 81690-92-8) pharmaceutical standards reference standard. Molecular formula: C8H14N2O4S. Molecular weight: 234.27 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H14N2O4S |
| Molecular Weight | 234.27 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- rac-Naproxen-13C,d3 (CAS 1216704-11-8)
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- Fosfomycin Impurity 61 (CAS CATO-C4X-131661)
- 1-Amino-3-phenylbutan-2-ol (CAS 133562-22-8)
- [(Furan-3-yl)methyl](propan-2-yl)amine (CAS 741698-72-6)
- Atorvastatin Impurity 145 (CAS CATO-C4X-1132145)
- 8-Oxo-6,8-dihydro-5H-pyrano[3,4-b]pyridine-6-carboxylic acid (CAS 1566279-10-4)
- 1,3-Dichloro-2-iodo-4,5,6-trifluorobenzene (CAS 1805483-62-8)
- Fluopimomide (CAS 1309859-39-9)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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