4-{4-[(Diethylamino)carbonyl]anilino}-4-oxobutanoic acid CAS 940510-52-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 940510-52-1 |
| Molecular Formula | C15H20N2O4 |
| Molecular Weight | 292.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-{4-[(Diethylamino)carbonyl]anilino}-4-oxobutanoic acid (CAS 940510-52-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H20N2O4. Molecular weight: 292.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H20N2O4 |
| Molecular Weight | 292.33 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-{3-[(sec-Butylamino)carbonyl]anilino}-4-oxobutanoic acid (CAS 940519-83-5)
- 4-Benzoyl-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one (CAS 30182-86-6)
- 4-{3-[(Butylamino)carbonyl]anilino}-4-oxobutanoic acid (CAS 940488-53-9)
- 5-Fluoro-2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid (CAS 1190315-87-7)
- 4-(4-Iodophenoxy)-1-methylpiperidine, 97% (CAS 1430471-76-3)
- Disialylnonasaccharide-β-ethylazide (CAS 1621001-68-0)
- 4-(5-amino-2-methylphenoxy)-N-methylpyridine-2-carboxamide (CAS 284462-92-6)
- H-Leu-Leu-OH (CAS 3303-31-9)
- 7-Fluoroquinoline-8-carboxamide (CAS 1506225-06-4)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
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