1-(3,5-Dichlorophenyl)-1H-pyrrole-2,5-dione CAS 24096-52-4
| CAS No. | 24096-52-4 |
| Molecular Formula | C10H5Cl2NO2 |
| Molecular Weight | 242.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H5Cl2NO2, 1-(3,5-Dichlorophenyl)-1H-pyrrole-2,5-dione contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 242.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies 1-(3,5-Dichlorophenyl)-1H-pyrrole-2,5-dione (CAS 24096-52-4), a certified reference material (molecular formula C10H5Cl2NO2, MW 242.06 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 1-(3,5-Dichlorophenyl)-1H-pyrrole-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 | C10H5Cl2NO2 |
| Molecular Weight | 242.06 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichlorophenyl Standards
- 1-(3,4-dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1325724-92-2)
- 1-(2,5-Dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1325724-93-3)
- 1-(2,3-dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1423029-67-7)
- 1-(2,4-dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1423032-41-0)
- (2,5-Dichlorophenyl)(oxazol-2-yl)methanone (CAS 898784-22-0)
- (2,6-Dichlorophenyl)(oxazol-2-yl)methanone (CAS 898784-24-2)
- (3,5-Dichlorophenyl)(oxazol-2-yl)methanone (CAS 898784-28-6)
- 1-(2,3-Dichlorophenyl)-1H-pyrrole-2,5-dione (CAS 37010-53-0)
Recommended Standards
- 1-(3,5-Dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 916150-98-6)
- 1,2-Dichloro-3-nitronaphthalene (CAS 6240-55-7)
- 1-(3,4-Dichlorophenyl)-1H-pyrrole-2,5-dione (CAS 19844-27-0)
- 2-(2,4-Dichlorobenzoyl)oxazole (CAS 898760-56-0)
- (S)-4-(4-Bromopyridin-2-yl)-1-(tert-butoxycarbonyl)-piperazine-2-carboxylic acid 1786525-42-5 (CAS 1786525-42-5)
- 1-(4-(7-Chloro-4-methoxybenzo[d]thiazol-2-yl)piperazin-1-yl)butan-1-one (CAS 886954-95-6)
- 2-Bromo-1-tosyl-1H-pyrrolo[2,3-b]pyridine (CAS 1198416-32-8)
- Rel-((1R,5S,6r)-bicyclo[3.1.0]hexan-6-yl)methanamine (CAS 6226-51-3)
- 2-Bromo-α,α-dimethylbenzeneethanol (CAS 126495-44-1)
- Benzo[4,5]imidazo[1,2-a]pyrimidin-4-ol (CAS 1087654-58-7)
- Tert-butyl (2S,3S)-3-amino-2-methylpyrrolidine-1-carboxylate (CAS 1192608-69-7)
- 5-Ethoxy-2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline (CAS 147991-79-5)
- Sofosbuvir Impurity 12 (CAS 2041584-99-8)
- Liraglutide Impurity 30 (CAS CATO-C4X-199230)
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