S-Methyl-L-cysteine CAS 1187-84-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 1187-84-4 |
| Molecular Formula | C4H9NO2S |
| Molecular Weight | 135.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order S-Methyl-L-cysteine (CAS 1187-84-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4H9NO2S. Molecular weight: 135.18 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4H9NO2S |
| Molecular Weight | 135.18 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 |
Recommended Standards
- L-Homocysteine (CAS 6027-13-0)
- (R)-2-Amino-3-mercaptopropanehydrazide (CAS 58100-26-8)
- DL-Homocysteine (CAS 454-29-5)
- (2R,6R)-2,6-Dibenzylpiperazine (CAS 1260591-17-0)
- Methyl (1s,4s)-4-(methylamino)cyclohexane-1-carboxylate (CAS 756793-69-8)
- (S)-Methyl 2,5-diaminopentanoate (CAS 6384-10-7)
- 5-iodo-2,2,6-trimethyl-1,3-dioxin-4-one (CAS 142779-83-7)
- Memantine-d3 HCl (CAS 1329802-06-3)
- Potassium trifluoro(propa-1,2-dien-1-yl)borate (CAS 1201899-21-9)
- Semaglutide impurity 47 (CAS CATO-C4X-222647)
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