Ethyl (S)-2-(tosyloxy)propanoate CAS 57057-80-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57057-80-4 |
| Molecular Formula | C12H16O5S |
| Molecular Weight | 272.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl (S)-2-(tosyloxy)propanoate (CAS 57057-80-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H16O5S. Molecular weight: 272.32 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H16O5S |
| Molecular Weight | 272.32 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Sulfur Atoms | 1 |
Recommended Standards
- Disperse Yellow 3-D3 (CAS 947601-96-9)
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- Benzyl [(propylamino)sulfonyl]carbamate (CAS 92577-65-6)
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- 5-[3-(Trifluoromethoxy)phenyl]nicotinic Acid (CAS 924854-23-9)
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- 3-(1-aminocyclopropyl)benzonitrile (CAS 503417-36-5)
- Tirzepatide Impurity 58 (CAS CATO-C4X-324058)
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