Tiotropium Bromide Impurity 19 CAS 498-46-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 498-46-4 |
| Molecular Formula | C8H13NO2 |
| Molecular Weight | 155.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Tiotropium Bromide Impurity 19 (CAS 498-46-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H13NO2. Molecular weight: 155.19 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H13NO2 |
| Molecular Weight | 155.19 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Tiotropium Standards
- Tiotropium impurity N1 (CAS 487-27-4)
- Tiotropium Bromide Impurity 33 (CAS 498-45-3)
- Tiotropium Impurity 26 (CAS 10299-90-8)
- Tiotropium Bromide Impurity 32 (CAS 1570-95-2)
- Tiotropium Impurity 28 (CAS 59516-66-4)
- Tiotropium Impurity 29 (CAS 213967-57-8)
- Tiotropium Bromide Impurity 17 (CAS CATO-C4X-176417)
- Tiotropium Impurity 34 (CAS 169219-67-4)
Recommended Standards
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- Amiloride Hydrochloride Dihydrate EP Impurity B (CAS 4878-36-8)
- Rizatriptan Impurity 15 (CAS 114094-45-0)
- [1-(3,4-Dichlorophenyl)-1H-1,2,3-triazol-4-yl]methyl N-phenylcarbamate (CAS 338419-30-0)
- Ethyl 2-amino-2-(pyridin-2-yl)acetate hydrochloride (CAS 1910766-97-0)
- 2-Cyano-3-(o-tolyl)propanoic acid (CAS 858215-75-5)
- 1-(2-Phenoxyethyl)-1H-pyrazol-3-amine (CAS 1240570-31-3)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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