L-Leucine, N-(1-oxobutyl)-, 2,5-dioxo-1-pyrrolidinyl ester CAS 1604040-21-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1604040-21-2 |
| Molecular Formula | C14H22N2O5 |
| Molecular Weight | 298.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
L-Leucine, N-(1-oxobutyl)-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 1604040-21-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H22N2O5. Molecular weight: 298.33 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H22N2O5 |
| Molecular Weight | 298.33 g/mol |
| Appearance | Off-white to pale 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
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- tert-butyl N-[[rel-(1S,5R,6r)-3-azabicyclo[3.1.0]hexan-6-yl]methyl]-N-tert-butoxycarbonyl-carbamate (CAS 2567756-51-6)
- 4-(Chloromethyl)-1H-indazole hydrochloride (CAS 1956307-11-1)
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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