4418-73-9 PSZ3Q7662U Doradexanthin UNII-PSZ3Q7662U 3,3'-Dihydroxyechinenone 4-Keto-zeaxanthin All-trans-beta-doradexanthin beta-Doradexanthin beta,beta-Caroten-4-one, 3,3'-dihydroxy-, (3S,3'R)- Adonixanthin beta-Caroten-4-one, 3,3'-dihydroxy- (3S,3'R)-3,3'-Dihydroxy-beta,beta-caroten-4-one (3S,3'R)-4-Keto-zeaxanthin (3S,3'R)-Adonixanthin CAS 4418-73-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4418-73-9 |
| Molecular Formula | C40H54O3 |
| Molecular Weight | 582.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4418-73-9 PSZ3Q7662U Doradexanthin UNII-PSZ3Q7662U 3,3'-Dihydroxyechinenone 4-Keto-zeaxanthin All-trans-beta-doradexanthin beta-Doradexanthin beta,beta-Caroten-4-one, 3,3'-dihydroxy-, (3S,3'R)- Adonixanthin beta-Caroten-4-one, 3,3'-dihydroxy- (3S,3'R)-3,3'-Dihydroxy-beta,beta-caroten-4-one (3S,3'R)-4-Keto-zeaxanthin (3S,3'R)-Adonixanthin (CAS 4418-73-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C40H54O3. Molecular weight: 582.85 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C40H54O3 |
| Molecular Weight | 582.85 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Recommended Standards
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- 3-Isopropyl-1H-indazol-6-ol (CAS 1221179-80-1)
- Liraglutide(10-22)TFA Salt (CAS CATO-C4X-199211)
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