κ--carrageenan CAS 11114-20-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 11114-20-8 |
| Molecular Formula | C12H18A2O12S |
| Molecular Weight | 386.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
κ--carrageenan (CAS 11114-20-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H18A2O12S. Molecular weight: 386.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H18A2O12S |
| Molecular Weight | 386.33 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Sulfur Atoms | 1 |
Related carrageenan Standards
Recommended Standards
- Dotinurad Impurity 146 (CAS CATO-C4X-2494146)
- PF-06422913 (CAS 1539296-46-2)
- Fulvestrant impurity 48 (CAS CATO-C4X-191748)
- 2-(4-Benzylpiperazin-1-yl)-N-methylethan-1-amine (CAS 157368-33-7)
- N-(4-(1-Acetyl-5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)acetamide (CAS 923163-61-5)
- 6-Methoxyindoline-2-carboxylic acid (CAS 1367725-61-8)
- 1,5-Dimethyl-2-ethyl-3-fluorobenzene (CAS 1804431-09-1)
- 2-((Benzylimino)methyl)phenol (CAS 886-08-8)
- Z-Asu(OtBu)-OH · DCHA (CAS 49645-27-4)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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