Esomeprazole EP Impurity C CAS 73590-85-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 73590-85-9 |
| Molecular Formula | C17H19N3O2S |
| Molecular Weight | 329.42 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Esomeprazole EP Impurity C (CAS 73590-85-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C17H19N3O2S. Molecular weight: 329.42 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C17H19N3O2S |
| Molecular Weight | 329.42 g/mol |
| Purity | >95% |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Esomeprazole Standards
- Esomeprazole impurity 126 (CAS CATO-C4X-1112126)
- Esomeprazole Impurity 119 (CAS CATO-C4X-1112119)
- Esomeprazole Impurity 120 (CAS 358675-51-1)
- Esomeprazole Impurity 17 (CAS 151602-49-2)
- Esomeprazole Impurity 136 (CAS 2561418-28-6)
- Esomeprazole impurity 138 (CAS CATO-C4X-1112138)
- Esomeprazole impurity 133 (CAS CATO-C4X-1112133)
- Esomeprazole Impurity 121 (CAS CATO-C4X-1112121)
Recommended Standards
- N-Phenyl-2-(5-phenyl-1,3,4-thiadiazol-2-yl)aniline (CAS 88518-09-6)
- Rabeprazole Impurity 7 (CAS 117976-91-7)
- N-Cyclohexyl-N-ethyl-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-sulfonamide (CAS 874806-83-4)
- Trazodone Impurity 7 (CAS 53818-10-3)
- Sulbenicillin Impurity 2 (CAS CATO-C4X-23242)
- Tert-butyl N-[3-(chloromethyl)phenyl]carbamate (CAS 219706-58-8)
- N-[4-(isothiocyanatomethyl)-1,3-thiazol-2-yl]-N-[3-(trifluoromethyl)phenyl]acetamide (CAS 790681-65-1)
- 1-[2-(4-Piperidinyl)ethyl]azepane dihydrochloride (CAS 1220035-80-2)
- 4-Amino-2'-methoxy[1,1'-biphenyl]-3-carboxylic acid (CAS 893735-62-1)
- Peptide Impurity 13 (CAS CATO-CPTD788813)
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