1-Benzyl 2-(4-nitrophenyl) (S)-5-oxopyrrolidine-1,2-dicarboxylate CAS 40356-52-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40356-52-3 |
| Molecular Formula | C19H16N2O7 |
| Molecular Weight | 384.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Benzyl 2-(4-nitrophenyl) (S)-5-oxopyrrolidine-1,2-dicarboxylate (CAS 40356-52-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H16N2O7. Molecular weight: 384.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H16N2O7 |
| Molecular Weight | 384.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
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- 1-(4-(3-Nitrophenyl)thiazol-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 477708-91-1)
- 2,5-Bis(4-nitrophenyl)thiazolo[5,4-d]thiazole (CAS 4402-40-8)
- 1-(5-(3-Nitrophenyl)-1-tosyl-1H-pyrrol-2-yl)ethan-1-one (CAS 827024-09-9)
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Recommended Standards
- 1-[1-(3,4-Dichlorobenzamidomethyl)cyclohexyl]-4-methylpiperazine (CAS 41805-63-4)
- 2-(3-(Benzo[d]oxazol-2-yl)phenyl)-1,3-dioxoisoindoline-5-carboxylic acid (CAS 314038-76-1)
- Azido-PEG4-4-nitrophenyl carbonate (CAS 1422540-98-4)
- 7-Methyl-5H-pyrrolo[3,2-d]pyrimidin-4-ol (CAS 71435-37-5)
- Ethyl 3,4-difluoro-5-nitrobenzoate (CAS 1806388-92-0)
- 2-Cyano-N-(3,4-dimethylphenyl)-3-(4-methoxyphenyl)propanamide (CAS 1260628-18-9)
- 4-Methyl-1-(prop-1-yn-1-yl)cyclohexan-1-ol (CAS 1212212-71-9)
- Vericiguat Impurity 9 (CAS CATO-C4X-28969)
- tert-Butyl (R)-3-fluoro-3-(hydroxymethyl)pyrrolidine-1-carboxylate (CAS 1893340-46-9)
- CGMP Dependent Kinase Inhibitor Peptide (CAS 82801-73-8)
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