5α-Pregnan-3α-ol-20-one-17α,21,21,21-d4 CAS 203805-85-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 203805-85-0 |
| Molecular Formula | C21H30D4O2 |
| Molecular Weight | 322.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5α-Pregnan-3α-ol-20-one-17α,21,21,21-d4 (CAS 203805-85-0) pharmaceutical standards reference standard. Molecular formula: C21H30D4O2. Molecular weight: 322.52 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H30D4O2 |
| Molecular Weight | 322.52 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 2015 |
Related Pregnan Standards
- 5β-Pregnan-3α-ol-20-one-17α,21,21,21-d4 (CAS 96737-93-8)
- 5α-Pregnan-3β-ol-20-one-17α,21,21,21-d4 (CAS 2687960-66-1)
- 5α-PREGNAN-3β, 20β-DIOL (CAS 516-53-0)
- 5β-PREGNAN-3α, 20β-DIOL (CAS 80-91-1)
- 5β-PREGNAN-20α-OL-3-ONE (CAS 54353-11-6)
- 5α-PREGNAN-3, 6, 20-TRIONE (CAS 1923-27-9)
- 5α-PREGNAN-17-OL-3, 20-DIONE (CAS 570-59-2)
- 5β-PREGNAN-17-OL-3, 20-DIONE (CAS 570-58-1)
Recommended Standards
- 5-Chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)phenol (CAS 2557357-34-1)
- 3-Chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)phenol (CAS 2557357-27-2)
- 2-Chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)phenol (CAS 2121514-17-6)
- 3-(tert-Butoxy)-5-hydroxy-N-methylbenzamide (CAS 1243391-65-2)
- (S)-7-(Dipropylamino)-5,6,7,8-tetrahydronaphthalen-1-ol hydrobromide (CAS 78095-20-2)
- 1-(Furan-2-yl)-4,4-dimethylpentane-1,3-dione (CAS 41070-35-3)
- 6-Amino-2,2-difluoro-4-methylbenzo[d][1,3]dioxole-5-carboxylic acid (CAS 2451905-67-0)
- Tert-butyl 3-(4-bromophenyl)-1,2,3,4-tetrahydroquinoxaline-1-carboxylate (CAS 1186194-93-3)
- Tert-butyl (S)-3-(hydroxymethyl)-3-methylpiperidine-1-carboxylate (CAS 1956437-11-8)
- Des-Ile12-Aib13-Tirzepatide (CAS CATO-CPTD788960)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com