(3E)-1-Acetyl-3-[(4-methoxyphenyl)methylidene]-4-methylpiperazine-2,5-dione CAS 338416-26-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338416-26-5 |
| Molecular Formula | C15H16N2O4 |
| Molecular Weight | 288.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3E)-1-Acetyl-3-[(4-methoxyphenyl)methylidene]-4-methylpiperazine-2,5-dione (CAS 338416-26-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H16N2O4. Molecular weight: 288.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H16N2O4 |
| Molecular Weight | 288.30 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (3AR,5S,5aR,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-carbohydrazide (CAS 262856-80-4)
- (E)-2-((2-hydroxybenzylidene)amino)-5-phenylfuran-3-carbonitrile (CAS 325809-26-5)
- (2Z)-2-Amino-3-[(E)-[(3-phenoxyphenyl)methylidene]amino]but-2-enedinitrile (CAS 933949-57-6)
- (S)-2-Amino-1-((S)-2-((benzyl(isopropyl)amino)methyl)pyrrolidin-1-yl)propan-1-one (CAS 1401668-29-8)
- 2-Oxa-5-azabicyclo[2.2.1]Heptane-4-carboxylic acid (CAS 1860808-48-5)
- N-(piperidin-4-ylmethyl)cyclopentanecarboxamide (CAS 1016736-20-1)
- 3-Methyl-[1,2,4]triazolo[4,3-a]pyridine-6-carbaldehyde (CAS 1366733-83-6)
- 4,6,9-Trimethyl-1,3-dihydronaphtho[2,3-c]furan (CAS 816463-31-7)
- Ethyl 5-cyano-1-(p-tolyl)-1H-pyrazole-4-carboxylate (CAS 98476-29-0)
- Des-Ser32-Tirzepatide (CAS CATO-CPTD788942)
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