22-Dehydro 25-Hydroxy Cholesterol 3-Acetate CAS 157171-88-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 157171-88-5 |
| Molecular Formula | C29H46O3 |
| Molecular Weight | 442.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 22-Dehydro 25-Hydroxy Cholesterol 3-Acetate (CAS 157171-88-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C29H46O3. Molecular weight: 442.67 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C29H46O3 |
| Molecular Weight | 442.67 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
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Recommended Standards
- Elocalcitol (CAS 199798-84-0)
- 5-(3-Bromo-4-((2-chloro-4-fluorobenzyl)oxy)-5-ethoxyphenyl)-1,3,4-oxadiazol-2-amine (CAS 1706453-94-2)
- 5-(3-Chlorophenyl)-2-(3,4-dichlorophenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 477848-55-8)
- 2-(5-Bromo-2-fluorophenyl)-2-methyl-1-((2-nitrophenyl)sulfonyl)aziridine (CAS 1386986-56-6)
- 4-(3-(tert-Butyl)phenethoxy)quinazoline (CAS 207598-17-2)
- 1-(3,4-dichlorophenyl)-4,4-difluorobutane-1,3-dione (CAS 832737-94-7)
- 4-Bromo-6-(trifluoromethyl)nicotinaldehyde (CAS 1060810-63-0)
- Benidipine Impurity 18 (CAS CATO-C4X-112018)
- tert-butyl N-(3-amino-2-phenylpropyl)carbamate (CAS 437708-57-1)
- Semaglutide impurity 99 (CAS CATO-C4X-222699)
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