Dl-Methionine CAS 59-51-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 59-51-8 |
| Molecular Formula | C5H11NO2S |
| Molecular Weight | 149.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Dl-Methionine (CAS 59-51-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H11NO2S. Molecular weight: 149.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H11NO2S |
| Molecular Weight | 149.21 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dl Standards
- D-Methionine (CAS 348-67-4)
- L-Methionine (CAS 63-68-3)
- 68799-90-6 (1-~13~C)Methionine DTXSID00583944 (CAS 68799-90-6)
- 81202-04-2 L-Methionine-(carboxy-13C,methyl-d3) L-Methionine-1-13C SILAC Amino Acid (CAS 81202-04-2)
- DL-Methionine-2-d1 (CAS 67866-74-4)
- L-Methionine-34S (CAS 1006386-95-3)
- D-Methionine-d3 (S-methyl-d3) (CAS 284665-18-5)
- Methionine-methyl-d3 (CAS 284665-20-9)
Recommended Standards
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- Nevirapine Impurity 27 (CAS 284686-17-5)
- 2-[(1-methyl-1H-pyrazol-4-yl)methyl]cyclopentan-1-one (CAS 1251324-39-6)
- (3-Morpholin-4-yl-5-trifluoromethyl-phenyl)-carbamic acid tert-butyl ester (CAS 641571-04-2)
- Methyl (2S,4S)-4-(4-isopropyl-3-methylphenoxy)-2-pyrrolidinecarboxylate hydrochloride (CAS 1354484-73-3)
- Bonemarrow-Derived Mesenchymal Stem Cells Affinity Peptide trifluoroacetate salt (CAS 683750-83-6)
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