Diphenhydramine EP Impurity B CAS 19804-27-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 19804-27-4 |
| Molecular Formula | C18H23NO |
| Molecular Weight | 269.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Diphenhydramine EP Impurity B (CAS 19804-27-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H23NO. Molecular weight: 269.38 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H23NO |
| Molecular Weight | 269.38 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 1962 |
| Nitrogen Atoms | 1 |
Related Diphenhydramine Standards
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- Gly-Neuroendocrine Regulatory Peptide-3 (human, mouse, rat) trifluoroacetate salt (CAS 1815618-19-9)
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