Arotinolol impurity 25 CAS 96991-65-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 96991-65-0 |
| Molecular Formula | C7H5BrO3S |
| Molecular Weight | 249.08 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Arotinolol impurity 25 (CAS 96991-65-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H5BrO3S. Molecular weight: 249.08 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H5BrO3S |
| Molecular Weight | 249.08 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Arotinolol Standards
- Arotinolol Impurity 11 (CAS 68257-90-9)
- Arotinolol impurity 26 (CAS 96991-51-4)
- Arotinolol Impurity 67 (CAS CATO-C4X-185467)
- Arotinolol Impurity 10 (CAS CATO-C4X-185410)
- Arotinolol intermediate product 8 (CAS 52560-89-1)
- Arotinolol Impurity 36 (CAS 52561-15-6)
- Arotinolol Impurity 76 (CAS CATO-C4X-185476)
- Arotinolol Impurity 42 (CAS 57797-77-0)
Recommended Standards
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- Methotrexate Impurity 44 (CAS 93528-16-6)
- Sulpiride Impurity 12 (CAS CATO-C4X-187612)
- 2-Phenoxyethanol-d2 (CAS 21273-38-1)
- 4-chloro-9,10-dihydroacridin-9-one (CAS 69220-40-2)
- 2-(5-Chloro-8-hydroxyquinolin-7-yl)benzaldehyde (CAS 648896-45-1)
- Eicosanoic-20,20,20-d3 Acid (CAS 202480-70-4)
- Semaglutide Main Chain P29 (CAS 1169630-82-3)
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