Alprazolam EP Impurity C CAS 36916-19-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 36916-19-5 |
| Molecular Formula | C16H12ClN3O |
| Molecular Weight | 297.74 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Alprazolam EP Impurity C (CAS 36916-19-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C16H12ClN3O. Molecular weight: 297.74 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H12ClN3O |
| Molecular Weight | 297.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Alprazolam Standards
- Alprazolam EP Impurity A (CAS 27537-87-7)
- Alprazolam Impurity 2 (CAS 4016-85-7)
- Alprazolam impurity 24 (CAS CATO-C4X-146024)
- Alprazolam impurity 25 (CAS CATO-C4X-146025)
- Alprazolam Impurity 26 (CAS CATO-C4X-146026)
- Alprazolam impurity 27 (CAS CATO-C4X-146027)
- Alprazolam EP Impurity G (CAS 448950-89-8)
- Alprazolam (CAS 28981-97-7)
Recommended Standards
- 92434-13-4 N-(6-Chloro-4-phenylquinazolin-2-yl)guanidine MFCD02816999 (CAS 92434-13-4)
- Famciclovir Impurity 13 (CAS CATO-C4X-164213)
- 4-[(Z)-2-(4-chlorophenyl)ethenyl]-2-[(1H-1,2,4-triazol-1-yl)methyl]pyrimidine 400083-23-0 5F-038 (CAS 400083-23-0)
- S-Adenosyl-L-Methionine Impurity 26 4-sulfobutane-1-sulfonate (CAS CATO-C4X-138126)
- Dotinurad Impurity 91 (CAS CATO-C4X-249491)
- (1-((4-Fluorophenyl)sulfonyl)piperidine-3-carbonyl)glycine (CAS 929856-87-1)
- Fluorescamine (CAS 38183-12-9)
- 2,5-Dibromo-1-methyl-3-nitrobenzene (CAS 408340-39-6)
- 3-Chloro-5-(cyclopropylethynyl)picolinonitrile (CAS 1803106-78-6)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com