Aspirin impurity 30 CAS 85531-18-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 85531-18-6 |
| Molecular Formula | C28H18O9 |
| Molecular Weight | 498.44 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Aspirin impurity 30 (CAS 85531-18-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C28H18O9. Molecular weight: 498.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C28H18O9 |
| Molecular Weight | 498.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
Related Aspirin Standards
Recommended Standards
- N-({1'-benzyl-4',5'-dimethyl-1'H-[1,2'-bipyrrole]-3'-yl}methyl)-4-bromobenzene-1-sulfonamide (CAS 478077-22-4)
- 1,3-Dimethyl 5,5-dicyano-2-hydroxy-6-(4-methylphenyl)-4-[3-(trifluoromethyl)phenyl]cyclohex-1-ene-1,3-dicarboxylate (CAS 1212217-00-9)
- 1,1'-BIs[(2S,4S)-2,4-bis(1-methylethyl)-1-phosphetanyl]ferrocene (CAS 224057-12-9)
- Chlorpromazine EP Impurity B DiHCl (CAS 19077-20-4)
- Levosimendan Impurity 60 (CAS CATO-C4X-130860)
- 3-(3-AMino-5-chloro-2-oxo-2h-pyrazin-1-yl)-benzoic acid methyl ester (CAS 1820712-46-6)
- Nintedanib Impurity 21 (CAS CATO-C4X-181421)
- 3-(3-Chloro-4-fluorophenoxy)propanenitrile (CAS 1343192-11-9)
- Pranoprofen Impurity 24 (CAS CATO-C4X-181124)
- Peptide Impurity 28 (CAS 1350456-64-2)
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