Calcium bis(2-hydroxy-4-(methylthio)butyrate) CAS 4857-44-7
Purity >95%,TitrationIn StockPharmaceutical Standards
| CAS No. | 4857-44-7 |
| Molecular Formula | 2*C5H9O3S Ca |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Calcium bis(2-hydroxy-4-(methylthio)butyrate) (CAS 4857-44-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: 2*C5H9O3S Ca. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | 2*C5H9O3S Ca |
| Molecular Weight | 189.26 g/mol |
| Purity | >95%,Titration |
| 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.) | 1958 |
| Sulfur Atoms | 1 |
Recommended Standards
- methyl 5-hydroxy-6-iodopyridine-3-carboxylate (CAS 1189816-87-2)
- 1-(8-Hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)butane-1,2-dione (CAS 62844-44-4)
- 2-[(3-Chloropyrazin-2-yl)amino]acetic acid (CAS 1080650-25-4)
- N-Isopropyl 3-bromo-5-nitrobenzamide (CAS 941294-16-2)
- 8-epi-Chlorajapolide F (CAS 863301-69-3)
- 1-Iodo-2,5-dimethyl-3-nitrobenzene (CAS 52415-05-1)
- Polymyxin B nonapeptide (CAS 86408-36-8)
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