Estradiol Impurity 39 CAS 50394-95-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 50394-95-1 |
| Molecular Formula | C25H28O4S |
| Molecular Weight | 424.55 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Estradiol Impurity 39 (CAS 50394-95-1) pharmacopoeial impurity standards reference standard. Molecular formula: C25H28O4S. Molecular weight: 424.55 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C25H28O4S |
| Molecular Weight | 424.55 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Pentabromoethane (CAS 75-95-6)
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- Dextromethorphan Impurity N1 (CAS 69376-27-8)
- Elobixibat Impurity 29 (CAS CATO-C4X-283829)
- O,N,N-Triisopropylisourea (CAS 63460-32-2)
- 3-Ethyl-5-methyl-1,2-oxazole-4-carboxamide (CAS 1098356-48-9)
- 5-Ethoxy-4-ethyl-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol (CAS 385401-42-3)
- 4,4'-Dimethyl-[2,2'-bipyridine]-6,6'-dicarbonitrile (CAS 143578-41-0)
- (Pro3)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 299898-52-5)
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