Methyl 4-mercaptobutanoate CAS 39257-91-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39257-91-5 |
| Molecular Formula | C5H10O2S |
| Molecular Weight | 134.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Methyl 4-mercaptobutanoate (CAS 39257-91-5) pharmaceutical standards reference standard. Molecular formula: C5H10O2S. Molecular weight: 134.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H10O2S |
| Molecular Weight | 134.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1968 |
| Sulfur Atoms | 1 |
Recommended Standards
- methyl 3-sulfanylbutanoate (CAS 54051-19-3)
- N-(2-Aminoethyl)-2-mercaptoacetamide (CAS 62-47-5)
- Methyl 2-methyl-3-sulfanylpropanoate (CAS 4131-76-4)
- 2-Fluoro-4'-(pyrrolidin-1-ylsulfonyl)-[1,1'-biphenyl]-4-ol (CAS 1261943-93-4)
- 3,3-Dimethyl-4-oxopentanoic acid (CAS 23461-67-8)
- 4-[2-(trifluoromethoxy)phenyl]-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine (CAS 1010878-91-7)
- 4-{5-[(4-chlorophenyl)sulfanyl]-4-(4-methoxyphenyl)-1,3-thiazol-2-yl}morpholine (CAS 685107-09-9)
- L-5-Methyltryptophan (CAS 154-06-3)
- Methyl (6-chloro-3-methylpyridin-2-yl)carbamate (CAS 1824432-08-7)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
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