EsCitalopram EP Impurity H CAS 63284-72-0
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 63284-72-0 |
| Molecular Formula | C20H21FN2O2 |
| Molecular Weight | 340.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
EsCitalopram EP Impurity H (CAS 63284-72-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H21FN2O2. Molecular weight: 340.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H21FN2O2 |
| Molecular Weight | 340.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related EsCitalopram Standards
- ESCitalopram N-Oxide (CAS 917482-45-2)
- EsCitalopram Impurity 3 (CAS CATO-C4X-16343)
- Escitalopram EP Impurity A(R-Isomer) (CAS CATO-C4X-110920)
- Escitalopram Impurity 2 (CAS 103146-25-4)
- Escitalopram EP Impurity M (CAS 1881237-26-8)
- Escitalopram EP Impurity K (CAS 128196-02-1)
- EsCitalopram EP Impurity I (CAS 1370643-22-3)
- Escitalopram EP Impurity G (R-Isomer) (CAS CATO-C4X-110989)
Recommended Standards
- N-[4-(Piperidine-1-sulfonyl)-phenyl]-succinamic acid (CAS 314764-11-9)
- Citalopram Nitrile Oxide (CAS 1346601-93-1)
- N-(1-Butyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)-2-fluorobenzamide (CAS 941905-50-6)
- Bepotastine Impurity 10 (CAS CATO-C4X-183910)
- Nicardipine Hydrochloride EP Impurity C (CAS 21881-77-6)
- (4-(Tert-butyl)pyridin-2-yl)methanamine (CAS 608515-12-4)
- Ticagrelor Impurity 134 (CAS 2165881-71-8)
- 4-nitrobenzo[c][1,2,5]thiadiazole (CAS 6583-06-8)
- 4-Amino-n-(4,5-dihydro-1,3-thiazol-2-yl)benzene-1-sulfonamide (CAS 32365-02-9)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
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