Methyl (S)-2-(tosyloxy)propanoate CAS 71283-66-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71283-66-4 |
| Molecular Formula | C11H14O5S |
| Molecular Weight | 258.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl (S)-2-(tosyloxy)propanoate (CAS 71283-66-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H14O5S. Molecular weight: 258.29 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H14O5S |
| Molecular Weight | 258.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1977 |
| Sulfur Atoms | 1 |
Recommended Standards
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- Methyl 2-(Boc-amino)thiazole-4-carboxylate (CAS 850429-62-8)
- Ethyl 5-(1-(methylsulfonyl)cyclopropyl)furan-2-carboxylate (CAS 2773478-07-0)
- 2-Hydroxy-5-methylpyridine-3-carbonitrile (CAS 38076-79-8)
- Hetacillin (CAS 3511-16-8)
- 3-(Piperidin-4-yl)indolin-2-one (CAS 72831-89-1)
- 2-Iodo-3-(1H-pyrrole-1-carbonyl)benzaldehyde (CAS 921620-78-2)
- Darglitazone sodium (CAS 149904-87-0)
- 6-methyl-2-azaspiro[3.3]heptane hydrochloride (CAS 2089649-42-1)
- Vancomycin Hexapeptide (CAS 115236-65-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com