3,4-Dibromo-1-phenylpyrrolidine-2,5-dione CAS 58879-90-6
| CAS No. | 58879-90-6 |
| Molecular Formula | C10H7Br2NO2 |
| Molecular Weight | 332.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dibromo-1-phenylpyrrolidine-2,5-dione (CAS 58879-90-6) is a high-purity analytical reference standard with the molecular formula C10H7Br2NO2 and a molecular weight of 332.98 g/mol.
Structurally, 3,4-Dibromo-1-phenylpyrrolidine-2,5-dione (C10H7Br2NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 332.98 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3,4-Dibromo-1-phenylpyrrolidine-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.
Physical & Chemical Properties
| Molecular Formula | C10H7Br2NO2 |
| Molecular Weight | 332.98 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2-(5-Bromo-2-(difluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2377608-23-4)
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- 5-Bromo-2,3-difluoro-4-methylphenylboronic acid pinacol ester (CAS 2121513-43-5)
- 5-Cyano-2-(dibromomethyl)phenyl acetate (CAS 84102-88-5)
- 2-((4-Chlorobenzyl)amino)-2-methylpropanenitrile (CAS 1018265-80-9)
- 3-((2,4,6-Trimethylbenzyl)oxy)azetidine (CAS 1340415-81-7)
- (4-Heptylphenyl)(4-methylpyridin-2-yl)methanone (CAS 1187165-20-3)
- 6-(1-Pyrrolidinyl)nicotinaldehyde (CAS 261715-39-3)
- Tert-butyl 6-cyano-1H-indole-1-carboxylate (CAS 889676-34-0)
- N-(4-methoxyphenyl)-2-(5-(morpholinosulfonyl)-2-oxopyridin-1(2H)-yl)acetamide (CAS 1251593-96-0)
- 4-(3-Iodophenyl)-4H-1,2,4-triazole (CAS 1706447-66-6)
- 2-(4-Bromophenyl)oxirane (CAS 32017-76-8)
- 2-(Methylthio)-1-(2,4,5-trimethylphenyl)ethan-1-one (CAS 1178956-38-1)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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