(3E)-1-Acetyl-4-benzyl-3-[(4-methoxyphenyl)methylidene]piperazine-2,5-dione CAS 338401-99-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338401-99-3 |
| Molecular Formula | C21H20N2O4 |
| Molecular Weight | 364.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3E)-1-Acetyl-4-benzyl-3-[(4-methoxyphenyl)methylidene]piperazine-2,5-dione (CAS 338401-99-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H20N2O4. Molecular weight: 364.39 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H20N2O4 |
| Molecular Weight | 364.39 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.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (3AS,6S,6aS)-6-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl benzoate (CAS 403604-98-8)
- (3R,4R)-4-(((benzyloxy)carbonyl)amino)-1-(tert-butoxycarbonyl)pyrrolidine-3-carboxylic acid (CAS 623582-51-4)
- (2S,4S)-1-Cbz-4-(Boc-amino)pyrrolidine-2-carboxylic Acid (CAS 281666-44-2)
- N1-(1-(3-Chlorophenyl)ethyl)-N1-isopropylethane-1,2-diamine (CAS 1353982-53-2)
- 1-[(1-Ethyl-3-methyl-1H-pyrazol-4-yl)methyl]-1H-pyrazol-5-amine (CAS 1415719-63-9)
- N-Acetyl-S-(2-hydroxy-3-butenyl)cysteine (CAS 159092-64-5)
- 1-(6-Methylpyridin-2-yl)-N-(pyridin-3-yl)-1H-imidazole-4-carboxamide (CAS 477871-80-0)
- 3-((Dimethylamino)methyl)benzeneboronic acid (CAS 819849-22-4)
- 1-(5-(Pyridin-3-yl)oxazol-2-yl)prop-2-en-1-one (CAS 954239-90-8)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
Why CATO?
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