Metoprolol Impurity 19 CAS 230975-30-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 230975-30-1 |
| Molecular Formula | C21H28O5 |
| Molecular Weight | 360.44 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Metoprolol Impurity 19 (CAS 230975-30-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H28O5. Molecular weight: 360.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H28O5 |
| Molecular Weight | 360.44 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2022 |
Related Metoprolol Standards
- Metoprolol Impurity 33 (CAS CATO-C4X-136733)
- Metoprolol Impurity 34 (CAS CATO-C4X-136734)
- Metoprolol Impurity 35 (CAS CATO-C4X-136735)
- Metoprolol Impurity 46 (CAS CATO-C4X-136746)
- Metoprolol EP Impurity J (CAS 163685-37-8)
- Metoprolol Impurity 52 (CAS CATO-C4X-136752)
- Metoprolol Impurity 49 (CAS CATO-C4X-136749)
- Metoprolol Impurity 48 (CAS CATO-C4X-136748)
Recommended Standards
- (2R,3S)-3-(3-HYDROXYPROPOXY)-1,4-BIS(PHENYLMETHOXY)-2-BUTANOL 200636-15-3 (CAS 200636-15-3)
- Hydrocortisone EP Impurity A (CAS 50-24-8)
- Prednisolone Impurity 37 (CAS 307518-72-5)
- Dequalinium impurity 19 (CAS CATO-C4X-193619)
- Esomeprazole Impurity 48 (CAS CATO-C4X-111248)
- 1-(2-Chlorobenzyl)-3-(4-nitrobenzyl)imidazolidine-2,4,5-trione (CAS 341967-17-7)
- (S)-2-methoxy-1-(2-(trifluoromethyl)phenyl)ethan-1-amine (CAS 1269929-62-5)
- 4-(Methylamino)-3-nitrobenzoyl chloride (CAS 82357-48-0)
- Mitomycin impurity 4 (CAS CATO-C4X-17014)
- [D-Phe22]Semaglutide (CAS CATO-C4X-2226222)
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