Alprazolam CAS 28981-97-7
Purity 1000μg/mL in MethanolIn StockPharmaceutical Standards
| CAS No. | 28981-97-7 |
| Molecular Formula | C17H13ClN4 |
| Molecular Weight | 308.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Alprazolam (CAS 28981-97-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H13ClN4. Molecular weight: 308.76 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H13ClN4 |
| Molecular Weight | 308.76 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 1000μg/mL in Methanol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Alprazolam Standards
- Alprazolam EP Impurity G (CAS 448950-89-8)
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- 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-D5 (CAS 125229-61-0)
- Alprazolam-D5 (1.0 mg/mL in Methanol) (CAS 1286073-82-2)
Recommended Standards
- Gefapixant Impurity 6 (CAS CATO-C4X-28496)
- 4-[3-(3-chlorophenyl)-1,2,4-oxadiazol-5-yl]-3-N-ethyl-1H-pyrazole-3,5-diamine (CAS 1188305-15-8)
- 2,6,10,14-Tetramethylpentadecane-d40 (CAS 16416-35-6)
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- 2-(Isopropylamino)-2-methyl-4-(1h-1,2,4-triazol-1-yl)butanamide (CAS 1250776-13-6)
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- 5-(4-Bromobenzyl)furan-2-carboxylic acid (CAS 1399663-94-5)
- 5,6,7,8-Tetrahydronaphthalen-2-yl(thiophen-2-yl)methanamine (CAS 875163-67-0)
- Peptide 46 (H-4054.0500) (CAS 192122-40-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com