Atenolol EP Impurity B CAS 61698-76-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 61698-76-8 |
| Molecular Formula | C11H15NO4 |
| Molecular Weight | 225.24 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Atenolol EP Impurity B (CAS 61698-76-8) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C11H15NO4. Molecular weight: 225.24 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H15NO4 |
| Molecular Weight | 225.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
Related Atenolol Standards
- Atenolol Impurity 14 (CAS 142037-04-5)
- Atenolol EP Impurity J (CAS 81346-71-6)
- Atenolol impurity 28 (CAS CATO-C4X-154928)
- Atenolol Impurity 25 (CAS CATO-C4X-154925)
- Atenolol Impurity 13 (CAS 72224-25-0)
- Atenolol USP Related Compound C (CAS 29122-69-8)
- Atenolol EP Impurity D (CAS 115538-83-5)
- Atenolol EP Impurity H (CAS 29277-73-4)
Recommended Standards
- Phenylephrine Impurity 70 (CAS CATO-C4X-146770)
- Ketorolac EP Impurity B (CAS 113502-52-6)
- Phenylephrine Impurity 69 (CAS CATO-C4X-146769)
- Relugolix Impurity 107 (CAS CATO-C4X-2429107)
- Mefatinib Impurity 11 (CAS CATO-C4X-299211)
- (Z)-[(4-Chlorophenyl)methoxy]({2-[4-(3-chlorophenyl)piperazin-1-yl]-1-phenylethylidene})amine (CAS 250714-08-0)
- n-(2-((1-Phenylethyl)amino)ethyl)acetamide (CAS 1042624-36-1)
- Basic Red 46 (CAS 12221-69-1)
- (3-(Trifluoromethyl)-1H-pyrazol-4-yl)methanamine oxalate (CAS 1956327-22-2)
- D-Phe22-Tirzepatide (CAS CATO-CPTD788912)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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