Galantamine EP Impurity B CAS 1668-85-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1668-85-5 |
| Molecular Formula | C17H21NO3 |
| Molecular Weight | 287.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Galantamine EP Impurity B (CAS 1668-85-5) pharmacopoeial impurity standards reference standard. Molecular formula: C17H21NO3. Molecular weight: 287.35 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H21NO3 |
| Molecular Weight | 287.35 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1957 |
| Nitrogen Atoms | 1 |
Related Galantamine Standards
- Galantamine Impurity 11 (CAS 21041-10-1)
- Galantamine EP Impurity F (ent-Galantamine) (CAS 60384-53-4)
- Galantamine EP Impurity A (Galantaminone) (CAS 510-77-0)
- Galantamine EP Impurity C (CAS 21133-52-8)
- Galantamine-d6 (CAS 1128109-00-1)
- Galantamine EP Impurity E (N-Desmethyl Galanthamine) (CAS 41303-74-6)
- Galantamine Impurity 6 (CAS 60755-80-8)
- Epi-Galantamine N-Oxide (CAS 366485-18-9)
Recommended Standards
- Dobutamine Impurity 52 (CAS 1059182-81-8)
- Phenylephrine Impurity 104 (CAS CATO-C4X-1467104)
- Donepezil Impurity 33 (E/Z Mixture) (CAS 149874-91-9)
- Erythromycin Compound M3 (CAS 119665-62-2)
- Ursodeoxycholic Acid EP Impurity C (CAS 434-13-9)
- 3-(1,3,5-Triazin-2-yl)-1,8-naphthyridin-2-amine (CAS 60467-89-2)
- Prednisone Impurity 14 (CAS CATO-C4X-169414)
- 2-(Difluoromethyl)-4-iodo-3-methylpyridine-5-sulfonamide (CAS 1804868-30-1)
- S-(Benzo[d]thiazol-2-yl)-N,N-dicyclohexylthiohydroxylamine (CAS 4979-32-2)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
Why CATO?
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