Citalopram EP Impurity M CAS 440121-09-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 440121-09-5 |
| Molecular Formula | C20H22FNO3 |
| Molecular Weight | 343.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Citalopram EP Impurity M (CAS 440121-09-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H22FNO3. Molecular weight: 343.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H22FNO3 |
| Molecular Weight | 343.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Citalopram Standards
- Citalopram Impurity 84 (CAS CATO-C4X-110984)
- Citalopram EP Impurity A (CAS 64372-56-1)
- Citalopram Impurity 11 (CAS CATO-C4X-110911)
- Citalopram Impurity 14 (CAS CATO-C4X-110914)
- Citalopram Impurity 15 (CAS 488787-59-3)
- Citalopram Impurity 68 (CAS 481047-48-7)
- Citalopram Nitrile Oxide (CAS 1346601-93-1)
- Citalopram EP Impurity B (Escitalopram EP Impurity B ) (CAS 411221-53-9)
Recommended Standards
- Paroxetine Related Compound F (CAS 110429-36-2)
- Escitalopram EP Impurity M (CAS 1881237-26-8)
- Paroxetine Impurity 28 (CAS CATO-C4X-103528)
- Rivaroxaban Impurity 71 (CAS 811450-82-5)
- Methotrexate impurity 50 (CAS CATO-C4X-115450)
- 4-[4-[5-[(Acetylamino)methyl]-2-oxo-3-oxazolidinyl]-2-fluorophenyl]-1-piperazinecarboxylic acid tert-butyl ester (CAS 154591-03-4)
- N-Isobutyl-3-nitroquinolin-4-amine (CAS 99009-85-5)
- 2-[7-Bromo-2-(pyridin-2-yl)-1h-indol-3-yl]ethan-1-amine hydrochloride (CAS 1052405-41-0)
- (3S,5R)-5-(Trifluoromethyl)piperidin-3-ol (CAS 2165681-21-8)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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