4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one CAS 618073-84-0
| CAS No. | 618073-84-0 |
| Molecular Formula | C24H18FN3O5 |
| Molecular Weight | 447.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 447.42 g/mol gives 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618073-84-0), molecular formula C24H18FN3O5 and molecular weight 447.42 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C24H18FN3O5, 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one contains a flavonoid 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 447.42 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).
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), 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one 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 | C24H18FN3O5 |
| Molecular Weight | 447.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Fluoro Standards
- 3-(4-Fluoro-3-nitrophenyl)-1-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea (CAS 1796920-47-2)
- 7-fluoro-1,4-dihydro-1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-6-iodo-4-oxo-3-Quinolinecarboxylic acid ethyl ester (CAS 697762-60-0)
- 4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-5-(4-methoxyphenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-75-2)
- 5-Fluoro-3-(5-fluoro-4-(methylsulfinyl)pyrimidin-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine (CAS 1259279-58-7)
- 3-Fluoro-6-isobutoxy-2,4-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 2377606-11-4)
- 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-isopropylphenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618075-97-1)
- 3-(4-Fluoro-2-nitrophenoxy)-N-(4-phenoxyphenyl)thiophene-2-carboxamide (CAS 306977-57-1)
- 1-[[3-Fluoro-4-[5-[(2-fluorophenyl)methyl]-2-benzothiazolyl]phenyl]methyl]-3-azetidinecarboxylic Acid (CAS 1257093-40-5)
Recommended Standards
- 287204-45-9 TSO2IAD7WJ PD-180970 UNII-TSO2IAD7WJ PD-180790 Pyrido(2,3-d)pyrimidin-7(8H)-one, 6-(2,6-dichlorophenyl)-2-((4-fluoro-3-methylphenyl)amino)-8-methyl- (CAS 287204-45-9)
- Eravacycline impurity 17 (CAS 1431558-62-1)
- Ceftizoxime Impurity 85 (CAS CATO-C4X-179385)
- Eravacycline Impurity 10 (CAS 1207283-60-0)
- m-PEG7-Ms (CAS 477775-57-8)
- 2-Benzyl-3-(tritylthio)propanoic acid (CAS 1076197-07-3)
- 2-Hydroxyethyl 3-oxobutanoate (CAS 33736-01-5)
- 2-(3-(Tert-butoxycarbonyl)-3-azabicyclo[3.3.1]Nonan-9-yl)acetic acid (CAS 1198466-23-7)
- 3(2H)-furanone, dihydro-4-(3-methoxyphenyl)- (CAS 907214-31-7)
- 4-(4'-Dimethylaminophenyl)-1,2,4-Triazoline-3,5-Dione (DAPTAD) (CAS 111256-83-8)
- 4-Piperidinyl 2-chloroacetate hydrochloride (CAS 1220020-42-7)
- 3-Acetoxy-4-methylbenzoic acid (CAS 17477-46-2)
- 6-(Benzylthio)pyrimidin-4(3H)-one (CAS 6329-18-6)
- Semaglutide impurity 46 (CAS CATO-C4X-222646)
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