4-Oxo Valsartan Benzyl Ester CAS 188240-32-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 188240-32-6 |
| Molecular Formula | C31H33N5O4 |
| Molecular Weight | 539.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Oxo Valsartan Benzyl Ester (CAS 188240-32-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C31H33N5O4. Molecular weight: 539.62 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C31H33N5O4 |
| Molecular Weight | 539.62 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
| Nitrogen Atoms | 5 |
Related Oxo Standards
- Valsartan Impurity 28 (CAS 154709-17-8)
- Valsartan Impurity 150 (CAS CATO-C4X-1057150)
- Valsartan EP Impurity B (CAS 137863-20-8)
- Valsartan Impurity 25 (CAS 133051-88-4)
- Valsartan Impurity 29 (CAS 124750-51-2)
- Valsartan Impurity 64 (CAS 143618-44-4)
- Valsartan Impurity 49 (CAS CATO-C4X-105749)
- Valsartan Impurity 57 (CAS 1353844-77-5)
Recommended Standards
- Isopropanol-rosuvastatin (CAS 1715120-13-0)
- 2-((((9H-Fuoren-9-yl)methoxy)carbonyl)amino)-6-(tert-butoxy)-5-(tert-butoxycarbonyl)-6-oxohexanoic acid (CAS 912354-06-4)
- 5-Carboxy-tetramethylrhodamine<I></I>-succinimide ester (CAS 150810-68-7)
- 6-Methoxyquinoline-4-carboxamide (CAS 4363-96-6)
- tert-Butyl 8,11-dioxa-2-azadispiro[3.2.47.24]tridecane-2-carboxylate (CAS 2089462-97-3)
- Ornidazole Impurity 54 (CAS CATO-C4X-133154)
- (2R,3R,4S,5R)-2-(6-Hydroxy-8-(piperazin-1-yl)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 329692-35-5)
- 2-((1-(3-Fluoro-4-methoxyphenyl)ethyl)amino)ethan-1-ol (CAS 1030426-32-4)
- 3,3,7-Trimethyl-2-oxoindoline-5-sulfonyl chloride (CAS 1248566-00-8)
- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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