20β-Dihydro Pregnenolone CAS 901-57-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 901-57-5 |
| Molecular Formula | C21H34O2 |
| Molecular Weight | 318.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
20β-Dihydro Pregnenolone (CAS 901-57-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H34O2. Molecular weight: 318.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H34O2 |
| Molecular Weight | 318.49 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- 20-alfa-Dihydropregnenolone (CAS 901-56-4)
- 4-(Tetradecyloxy)benzaldehyde (CAS 59117-17-8)
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- 2-(6-(Hydroxymethyl)-2,3-dimethylphenoxy)-1-morpholinoethan-1-one (CAS 1427012-71-2)
- (S)-N-(3,5-dichlorobenzylidene)-2-methylpropane-2-sulfinamide (CAS 1980007-52-0)
- Rel-(1R,2R)-1,2-dimethylcyclopropane-1,2-dicarboxylic acid (CAS 699-50-3)
- N-Ethyl-3-(4-methyl-1-piperidinyl)-1-propanamine (CAS 1040690-68-3)
- Methyl indoline-2-carboxylate hydrochloride (CAS 198016-53-4)
- a-Bag Cell Peptide (1-8) (CAS 87549-53-9)
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