8,9-Dehydro-17β-estradiol CAS 23392-54-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 23392-54-3 |
| Molecular Formula | C18H22O2 |
| Molecular Weight | 270.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 8,9-Dehydro-17β-estradiol (CAS 23392-54-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H22O2. Molecular weight: 270.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H22O2 |
| Molecular Weight | 270.37 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
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Recommended Standards
- 8,9,11-Trimethylbenz[a]anthracene (CAS 74845-58-2)
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- Ethyl 4-(hydroxyamino)benzoate (CAS 24171-85-5)
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- 3-Chloro-5-(dimethoxymethyl)pyridine (CAS 879326-81-5)
- 1-(3-Chloropyridin-4-yl)cyclopropan-1-amine hydrochloride (CAS 2149601-46-5)
- 1-(4-Hydroxyphenyl)-2-((1-methyl-1H-imidazol-2-yl)thio)ethan-1-one (CAS 313666-46-5)
- [D-His]-Semaglutide B (x TFA Salt) (CAS CATO-C4X-2226117)
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