Sodium (S)-2-hydroxy-4-(methylthio)butanoate CAS 54641-20-2
| CAS No. | 54641-20-2 |
| Molecular Formula | C5H9O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Sodium (S)-2-hydroxy-4-(methylthio)butanoate (C5H9O3SNa) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.5, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 172.17 g/mol, it falls into the medium-molecular-weight range.
Sodium (S)-2-hydroxy-4-(methylthio)butanoate (CAS 54641-20-2) is a high-purity analytical reference standard with the molecular formula C5H9O3SNa and a molecular weight of 172.17 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C5H9O3S Na |
| Molecular Weight | 172.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.5 |
| CAS Registry Year (est.) | 1972 |
| Sulfur Atoms | 1 |
Recommended Standards
- 130-42-7 N4-(6-Chloro-2-methoxyacridin-9-yl)-N1,N1-diethylpentane-1,4-diamine hydrochloride 1,4-Pentanediamine, N4-(6-chloro-2-methoxy-9-acridinyl)-N1,N1-diethyl-, monohydrochloride Acridine, 6-chloro-9-((4-(diethylamino)-1-methylbutyl)amino)-2-methoxy-, monohydrochloride EINECS 204-989-1 RP 866 (CAS 130-42-7)
- UIO-66-F (CAS 1380595-28-7)
- Methyl 2-amino-6-ethylbenzoate (CAS 123102-32-9)
- [(aminocarbonyl)amino](phenyl)acetic acid (CAS 5616-20-6)
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- N-(2-chloro-4-pivaloylpyridin-3-yl)pivalamide (CAS 1951444-95-3)
- 6-Chloro-1,7-naphthyridin-4-ol (CAS 1214241-98-1)
- Eledoisin Related Peptide (CAS 2990-43-4)
Why CATO?
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