Esomeprazole Potassium CAS 161796-84-5
| CAS No. | 161796-84-5 |
| Molecular Formula | C17H18N3O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Esomeprazole Potassium (C17H18N3O3SK) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.5, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 383.51 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Esomeprazole Potassium (CAS 161796-84-5), a certified reference material (molecular formula C17H18N3O3SK, MW 383.51 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Esomeprazole Potassium under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H18N3O3S K |
| Molecular Weight | 383.51 g/mol |
| Purity | 97%+ |
| 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Esomeprazole Standards
- Esomeprazole Impurity 70 (CAS 103876-98-8)
- Esomeprazole Impurity 71 (CAS 1076199-93-3)
- Esomeprazole Impurity 79 (CAS 1080689-87-7)
- Esomeprazole Impurity 116 (CAS 109371-19-9)
- Esomeprazole Impurity 106 (CAS 110464-72-7)
- Esomeprazole Impurity 31 (CAS 1114596-75-6)
- EsoMeprazole (CAS 119141-88-7)
- Esomeprazole EP Impurity F (CAS 119141-89-8)
Recommended Standards
- Methyl 3-(3-(2-aminoethyl)ureido)propanoate hydrochloride (CAS 2206244-11-1)
- Phenyldivinylphosphine oxide (CAS 13815-96-8)
- 3-Amino-N-(2-chlorophenyl)-6-(4-methoxyphenyl)-4-phenylthieno[2,3-b]pyridine-2-carboxamide (CAS 444152-94-7)
- Glycine, N-[(phenylmethoxy)carbonyl]-L-norleucinyl- (CAS 26971-68-6)
- Mag-Indo-1 tetrapotassium salt (CAS 132299-21-9)
- 5-(Difluoromethyl)thiophene-2-carbaldehyde (CAS 153026-81-4)
- (1-(Tert-butoxycarbonyl)piperidin-4-yl)methyl 4-(aminomethyl)-4-fluoropiperidine-1-carboxylate (CAS 2306269-87-2)
- 1-Phenylpropane-2-sulfonyl chloride (CAS 76653-18-4)
- (11-Chloroundecyl)triethoxysilane (CAS 120876-31-5)
- Neuropeptide S (rat) (CAS 412938-75-1)
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 18665070610 / Nicole.chen@cato-chem.com