Estradiol impurity 48 CAS 95960-05-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 95960-05-7 |
| Molecular Formula | C25H34O3 |
| Molecular Weight | 382.54 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Estradiol impurity 48 (CAS 95960-05-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H34O3. Molecular weight: 382.54 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H34O3 |
| Molecular Weight | 382.54 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Related Estradiol Standards
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Recommended Standards
- N,N-Dibutyl-4-[4-(tert-butyl)benzoyl]-1H-pyrrole-2-carboxamide (CAS 478078-46-5)
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- Anhydroepiophiobolin A (CAS 90411-20-4)
- Josamycin EP Impurity F (CAS 22875-15-6)
- Melitracen Impurity 5 (CAS 111-18-2)
- 5-Amino-2-(trifluoromethoxy)benzoic acid (CAS 307989-56-6)
- (3R,4R)-4-Amino-1-hydroxy-2,2,5,5-tetramethylpyrrolidine-3-carboxylic acid (CAS 96938-41-9)
- Atogepant Impurity N17 (CAS 1455358-16-3)
- Phe-Phe-D-Leu-D-Lys-4-aminohexahydropyridine-4-carboxylic acid (CAS CATO-CPTD788784)
- (Cys2)-Neuropeptide Y-8-aminooctanoyl-(D-Cys27)-Neuropeptide Y (25-32) (H-3298.0500) (CAS 128806-04-2)
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