3-(4-Benzylpiperazin-1-yl)-1-(2,4-difluorophenyl)pyrrolidine-2,5-dione CAS 329079-59-6
| CAS No. | 329079-59-6 |
| Molecular Formula | C21H21F2N3O2 |
| Molecular Weight | 385.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(4-Benzylpiperazin-1-yl)-1-(2,4-difluorophenyl)pyrrolidine-2,5-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
3-(4-Benzylpiperazin-1-yl)-1-(2,4-difluorophenyl)pyrrolidine-2,5-dione (CAS 329079-59-6) is a high-purity analytical reference standard with the molecular formula C21H21F2N3O2 and a molecular weight of 385.41 g/mol.
Based on its molecular formula C21H21F2N3O2, 3-(4-Benzylpiperazin-1-yl)-1-(2,4-difluorophenyl)pyrrolidine-2,5-dione contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 385.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C21H21F2N3O2 |
| Molecular Weight | 385.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Benzylpiperazin Standards
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- 2-(4-Benzylpiperazin-1-yl)-4-(4-chlorophenyl)-4-oxobutanoic acid (CAS 301193-88-4)
- (4-Benzylpiperazin-1-yl)(4-(2-methylbenzoyl)-1H-pyrrol-2-yl)methanone (CAS 478249-51-3)
- 2-(4-Benzylpiperazin-1-yl)-N-(4-bromophenyl)acetamide (CAS 303091-48-7)
- (2E)-3-(4-Benzylpiperazin-1-yl)-2-(4-methylbenzenesulfonyl)prop-2-enenitrile (CAS 885186-63-0)
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Recommended Standards
- 2-Fluoro-[1,1'-biphenyl]-4-yl 4-acetamidobenzene-1-sulfonate (CAS 477857-46-8)
- 4-([1,1'-Biphenyl]-4-yl)-2-(3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl)thiazole (CAS 956361-12-9)
- 2-Demethyl Colchicine (CAS 7336-36-9)
- 4-(2-(Benzyloxy)-4-methoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 32884-24-5)
- 2-(p-Tolyloxy)pyridine (CAS 4783-71-5)
- 4-{[(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetyl]amino}-3-methoxybenzoic acid (CAS 1142207-33-7)
- 12-Fluorododecanoic acid (CAS 593-11-3)
- (2,3-Difluoro-4-propoxyphenyl)boronic acid (CAS 212837-49-5)
- 97426-84-1 Trichloro(~15~N)acetonitrile DTXSID50745994 (CAS 97426-84-1)
- 4-(Dimethylamino)pyridine-2-carbothioamide (CAS 1341730-66-2)
- 2-Amino-1-(3,5-difluorophenyl)ethanone hydrochloride (CAS 1187931-06-1)
- n-Methyl-1-(3-methylpyridin-2-yl)methanamine hydrochloride (CAS 2680616-19-5)
- 1-[(3,4-Difluorophenyl)methyl]-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 242797-46-2)
- Peptide Impurity 64 (CAS CATO-CPTD788964)
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