17,21-Dihydroxy-pregn-5-ene-3,11,20-trione 3,20-Diethylene Ketal CAS 101524-47-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 101524-47-4 |
| Molecular Formula | C25H36O7 |
| Molecular Weight | 448.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
17,21-Dihydroxy-pregn-5-ene-3,11,20-trione 3,20-Diethylene Ketal (CAS 101524-47-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H36O7. Molecular weight: 448.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H36O7 |
| Molecular Weight | 448.55 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
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- 2-(3,4-Dihydroxy-phenyl)-5,7-dihydroxy-3-methoxy-8-((E)-3-methyl-but-2-enyl)-6-(3-methyl-but-2-enyl)-1-benzopyran-4-one 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-methoxy-6,8-bis(3-methylbut-2-enyl)chromen-4-one 99217-70-6 Broussoflavanol B (CAS 99217-70-6)
Recommended Standards
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- 1-bromo-1-(bromomethyl)cyclopropane (CAS 33742-80-2)
- 2-(Boc-amino)-4-methylpentylamine (CAS 1186663-67-1)
- 4-(2-Chlorophenoxy)benzoicacid (CAS 613656-16-9)
- Semaglutide impurity 29 (CAS 110990-08-4)
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