Donepezil Impurity 59 CAS 120013-57-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 120013-57-2 |
| Molecular Formula | C23H27NO3 |
| Molecular Weight | 365.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Donepezil Impurity 59 (CAS 120013-57-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C23H27NO3. Molecular weight: 365.47 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C23H27NO3 |
| Molecular Weight | 365.47 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
Related Donepezil Standards
- Donepezil Impurity 27 (CAS 120013-56-1)
- Donepezil Impurity 47 (CAS 36159-03-2)
- Donepezil EP impurity E (CAS CATO-C4X-103936)
- Donepezil EP impurity F (CAS 145546-80-1)
- Donepezil impurity 32 (CAS 120014-07-5)
- Donepezil Impurity 56 (CAS 608511-44-0)
- Donepezil Impurity 63 (CAS 2230493-73-7)
- Donepezil impurity 70 (CAS CATO-C4X-103970)
Recommended Standards
- Amiodarone Impurity 49 (CAS CATO-C4X-142549)
- tert-Butyl (1-(2-amino-1-(3,4-dimethoxyphenyl)ethyl)pyrrolidin-3-yl)carbamate (CAS 886365-15-7)
- Olopatadine lmpurity 60 (CAS CATO-C4X-171860)
- Ozanimod impurity 33 (CAS 1306760-73-5)
- Finerenone Impurity 14 (CAS CATO-C4X-288014)
- (1R,2R,3S,4S)-3-Amino-7,7-dimethoxybicyclo[2.2.1]heptan-2-ol (CAS 350995-96-9)
- (1-Isopropyl-piperidin-4-yl)-methyl-amine (CAS 503126-34-9)
- 3-Phenylthian-3-ol (CAS 54288-62-9)
- 4-(Quinoxalin-2-yl)butan-2-one (CAS 1467209-12-6)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com