5-PREGNEN-3β, 21-DIOL-20-ONE DIACETATE CAS 1693-63-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1693-63-6 |
| Molecular Formula | C25H36O5 |
| Molecular Weight | 416.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-PREGNEN-3β, 21-DIOL-20-ONE DIACETATE (CAS 1693-63-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C25H36O5. Molecular weight: 416.55 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C25H36O5 |
| Molecular Weight | 416.55 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.) | 1957 |
Related PREGNEN Standards
- 5-PREGNEN-3β, 17-DIOL-20-ONE DIACETATE (CAS 1176-21-2)
- 5-PREGNEN-3β, 20α-DIOL DIACETATE (CAS 1913-47-9)
- 4-PREGNEN-11β, 21-DIOL-3, 18, 20-TRIONE 21-ACETATE (CAS 297-91-6)
- 4-PREGNEN-11β, 17, 21-TRIOL-3, 20-DIONE 3-O-CARBOXYMETHYLOXIME (CAS 43188-86-9)
- 4-PREGNEN-11β, 21-DIOL-3, 18, 20-TRIONE 18, 21-DIACETATE (CAS 3329-79-1)
- 5-PREGNEN-16, 17-EPOXY-3β, 21-DIOL-20-ONE 21-ACETATE (CAS 28444-97-5)
- 4-PREGNEN-3, 20-DIONE 3-O-CARBOXYMETHYLOXIME-(NH)-CH)10-(NH)-BIOTIN (CAS 50909-89-2)
- 4-PREGNEN-11β, 21-DIOL-3, 20-DIONE 21-HEMISUCCINATE (CAS 10215-77-7)
Recommended Standards
- (3R,4S,4aS,6aS,9R,11aS,11bR)-11a-Hydroxy-4,11b-dimethyl-3-(((E)-2-methylbut-2-enoyl)oxy)-8-methylenetetradecahydro-6a,9-methanocyclohepta[a]naphthalene-4-carboxylic acid (CAS 1588516-87-3)
- (2R,3S)-1-tert-butyl 3-ethyl 2-(4-(cyclopentylamino)phenyl)piperidine-1,3-dicarboxylate (CAS 2316782-11-1)
- (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R)-tetrahydro-4,6-dioxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl 2,2-Dimethylbutanoate (CAS 1426939-44-7)
- Z-Lys-NH? · HCl (CAS 112785-42-9)
- H-Pro-Phe-OH (CAS 13589-02-1)
- Methyl 3-(3,5-dimethyl-1h-1,2,4-triazol-1-yl)-2-(ethylamino)propanoate (CAS 1249237-12-4)
- 1-(3-Ethynylphenyl)-3-propylurea (CAS 1197842-81-1)
- 1-(7-Fluoro-4,5-dihydroazepino[3,4-b]indol-2(1H,3H,10H)-yl)ethanone (CAS 919120-53-9)
- Ibrutinib Impurity 29 (CAS CATO-C4X-106429)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
Why CATO?
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