Betaxolol Impurity 19 CAS CATO-C4X-155919
| CAS No. | CATO-C4X-155919 |
| Molecular Formula | C16H22O2 |
| Molecular Weight | 246.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H22O2, Betaxolol Impurity 19 contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 246.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Betaxolol Impurity 19 (CAS CATO-C4X-155919) is a certified pharmaceutical impurity reference standard with the molecular formula C16H22O2 and a molecular weight of 246.34 g/mol.
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
CATO manufactures Betaxolol Impurity 19 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H22O2 |
| Molecular Weight | 246.34 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
Related Betaxolol Standards
- Betaxolol Impurity 12 (CAS CATO-C4X-155912)
- Betaxolol EP Impurity C (CAS 63659-17-6)
- Betaxolol Impurity 9 (CAS 131564-69-7)
- Betaxolol EP Impurity A (CAS 67193-95-7)
- Betaxolol Impurity 16 (CAS CATO-C4X-155916)
- Betaxolol Impurity 20 (CAS CATO-C4X-155920)
- Betaxolol Impurity 18 (CAS CATO-C4X-155918)
- Betaxolol Impurity 14 (CAS CATO-C4X-155914)
Recommended Standards
- 1,2-Aceanthrenedione 1,2-Aceanthrylenedione 6373-11-1 Aceanthrenequinone NSC-245130 NSC245130 (CAS 6373-11-1)
- Butylphthalide Impurity 58 (CAS 172687-90-0)
- 34443-12-4 2H9JK72OB3 O,O-tert-Butyl O-(2-ethylhexyl) peroxycarbonate Carbonoperoxoic acid, OO-(1,1-dimethylethyl) O-(2-ethylhexyl) ester OO-tert-butyl O-(2-ethylhexyl) peroxycarbonate tert-Butylperoxy 2-ethylhexyl carbonate EINECS 252-029-5 Trigonox 117 tert-Butylperoxy 2-ethylhexyl monocarbonate UNII-2H9JK72OB3 EC 252-029-5 O,O-t-Butyl O-(2-ethylhexyl) monoperoxy carbonate (CAS 34443-12-4)
- Butylphthalide Impurity 84 (CAS CATO-C4X-181384)
- Metaraminol Impurity 5 (CAS 20727-99-5)
- Thioctic Acid Impurity 71 (CAS CATO-C4X-152671)
- Hydroxychloroquine Impurity 97 (CAS CATO-C4X-183597)
- 5-(1H-Benzimidazol-1-ylmethyl)-4H-1,2,4-triazole-3-thiol (CAS 1093854-81-9)
- 2-Bromo-3-methylbut-2-en-1-ol (CAS 80555-61-9)
- 2-(Difluoromethyl)-5-fluoro-4-iodo-3-methylpyridine (CAS 1805981-73-0)
- N-(5-Aminopyridin-2-yl)-4-(trifluoromethyl)benzamide (CAS 1011244-68-0)
- 1-(4-Benzoylbenzyl)-2-methylpyridin-1-ium tetraphenylborate (CAS 219733-10-5)
- (2-(Aminomethyl)-5-fluorophenyl)boronic acid hydrochloride (CAS 850568-03-5)
- Peptide Impurity 81 TFA (CAS CATO-CPTD788581)
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 18665070610 / Nicole.chen@cato-chem.com