Esmolol Impurity 4 CAS 81148-15-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 81148-15-4 |
| Molecular Formula | C15H23NO4 |
| Molecular Weight | 281.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Esmolol Impurity 4 (CAS 81148-15-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H23NO4. Molecular weight: 281.35 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H23NO4 |
| Molecular Weight | 281.35 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, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
Related Esmolol Standards
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- Esmolol Impurity 29 (CAS CATO-C4X-189129)
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- Esmolol Impurity 46 (CAS 112805-66-0)
- Esmolol Impurity 94 (CAS CATO-C4X-189194)
- Esmolol (S)-Isomer (Base) (CAS 115729-56-1)
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Recommended Standards
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- Beclomethasone dipropionate Impurity 41 (CAS CATO-C4X-147441)
- 3-[4-oxo-4-(thiophen-2-yl)butanamido]propanoic acid (CAS 874623-31-1)
- Piperidine-4-carboximidamide dihydrochloride (CAS 1170937-23-1)
- 3-Bromo-5-(3-chlorophenyl)-1,2,4-oxadiazole (CAS 870974-72-4)
- 2-Bromo-1-(2-(dimethylamino)-1H-imidazol-4-yl)ethanone (CAS 88723-62-0)
- Fibrinogen-Binding Peptide (CAS 137235-80-4)
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