4-Oxo-4-((3-(3-phenylpropanamido)phenyl)amino)butanoic acid CAS 940507-15-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 940507-15-3 |
| Molecular Formula | C19H20N2O4 |
| Molecular Weight | 340.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-4-((3-(3-phenylpropanamido)phenyl)amino)butanoic acid (CAS 940507-15-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H20N2O4. Molecular weight: 340.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H20N2O4 |
| Molecular Weight | 340.37 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Oxo Standards
- 2-((4-(3-Phenylpropanamido)but-2-yn-1-yl)oxy)benzamide (CAS 1421466-52-5)
- 2-(3-Phenylpropanamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 307545-52-4)
- 3-(2-(3-Phenylpropanamido)phenoxy)thiophene-2-carboxylic acid (CAS 900019-04-7)
- 3-[4-(3-Phenylpropanamido)phenoxy]thiophene-2-carboxylic acid (CAS 900015-25-0)
- Ethyl 2-(3-phenylpropanamido)thiazole-4-carboxylate (CAS 392322-79-1)
- Ethyl 2-((5-(3-phenylpropanamido)-1,3,4-thiadiazol-2-yl)thio)butanoate (CAS 476465-88-0)
- Methyl 3-(4-(3-phenylpropanamido)phenoxy)thiophene-2-carboxylate (CAS 900019-26-3)
- Methyl 3-[2-(3-phenylpropanamido)phenoxy]thiophene-2-carboxylate (CAS 900015-02-3)
Recommended Standards
- 4'-Formylbenzo-18-crown 6-ether (CAS 60835-74-7)
- 4-Phenoxy-2-phenylquinoline-3-carboxamide (CAS 65031-26-7)
- 4-Benzoyl-1,3-diphenyl-1H-pyrazol-5(4H)-one (CAS 41836-32-2)
- 3-Chloro-6-(1-methyl-1H-pyrazol-5-yl)pyridazine (CAS 1472021-67-2)
- (5-Bromo-2-fluoro-3-methylphenyl)(piperidin-1-yl)methanone (CAS 2635937-41-4)
- 1-(4-Fluorobenzyl)-3-((2-fluorobenzyl)oxy)imidazolidine-2,4,5-trione (CAS 320422-93-3)
- Ethyl (R)-2-hydroxy-2-(2-methoxyphenyl)acetate (CAS 1259290-87-3)
- N-(3-Nitrobenzyl)-1,2,3,4-tetrahydronaphthalen-1-amine (CAS 353779-33-6)
- 4-Bromo-2-fluoro-5-(trifluoromethyl)benzaldehyde (CAS 1414870-67-9)
- Semaglutide impurity 196 (CAS CATO-C4X-2226196)
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