Lorazepam Impurity 2 CAS 773871-49-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 773871-49-1 |
| Molecular Formula | C15H10Cl2N2O |
| Molecular Weight | 305.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lorazepam Impurity 2 (CAS 773871-49-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C15H10Cl2N2O. Molecular weight: 305.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H10Cl2N2O |
| Molecular Weight | 305.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Lorazepam Standards
Recommended Standards
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- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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