4-(4-Ethoxybenzoyl)-5-(2-fluorophenyl)-1-(furan-2-ylmethyl)-3-hydroxy-1H-pyrrol-2(5H)-one CAS 618073-45-3
| CAS No. | 618073-45-3 |
| Molecular Formula | C24H20FNO5 |
| Molecular Weight | 421.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
4-(4-Ethoxybenzoyl)-5-(2-fluorophenyl)-1-(furan-2-ylmethyl)-3-hydroxy-1H-pyrrol-2(5H)-one (CAS 618073-45-3), molecular formula C24H20FNO5 and molecular weight 421.42 g/mol, is a CATO reference standard with documented purity and traceability.
4-(4-Ethoxybenzoyl)-5-(2-fluorophenyl)-1-(furan-2-ylmethyl)-3-hydroxy-1H-pyrrol-2(5H)-one (C24H20FNO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C24H20FNO5 |
| Molecular Weight | 421.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Ethoxybenzoyl Standards
- 1-(4-Ethoxybenzoyl)-4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775402-54-4)
- 1-(4-Ethoxybenzoyl)-4-{[3-(3-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775493-45-2)
- 1-(2-Ethoxybenzoyl)-4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775517-65-1)
- 4-(4-Ethoxybenzoyl)-5-(4-fluorophenyl)-3-hydroxy-1-(thiazol-2-yl)-1,5-dihydro-2h-pyrrol-2-one (CAS 381702-30-3)
- 8-Benzyl-4-(2-ethoxybenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326811-20-4)
- 4-(4-Ethoxybenzoyl)-5-(2-fluorophenyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one (CAS 618073-46-4)
- 5-(4-(4-Ethoxybenzoyl)piperazin-1-yl)-2-(thiophen-2-yl)oxazole-4-carbonitrile (CAS 946200-76-6)
- 3-[1-(4-Ethoxybenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775297-56-7)
Recommended Standards
- 2-(4-Nitrophenyl)-6-(thiophen-2-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridin-3-amine (CAS 213481-51-7)
- 4-Bromo-6-fluoro-5-((triisopropylsilyl)ethynyl)naphthalen-2-ol (CAS 2757097-48-4)
- 2-((5-Cyano-4-(trifluoromethyl)-[2,4'-bipyridin]-6-yl)thio)-N-(thiazol-2-yl)acetamide (CAS 625378-16-7)
- 2-(acetoxymethyl)-6-((2-amino-2-oxoethyl)thio)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS CATO-C3D-262983)
- Mafoprazine (CAS 80428-29-1)
- 2-(Tetrahydrofuran-3-yl)isonicotinic acid (CAS 1823549-74-1)
- 9-Ethoxyphenazine-1-carboxylic acid (CAS 62256-29-5)
- Sodium (2R,3R,4R,5S,6R)-2,3,4,5,6,7-hexahydroxyheptanoate(x:1) (CAS 58207-48-0)
- 2-Methylpiperidine 2-methylpiperidine-1-carbodithioate (CAS 7256-21-5)
- 7-Bromo-2-(tert-butoxycarbonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 1260641-72-2)
- N-(2,2,2-Trichloroacetyl)alanine (CAS 5872-14-0)
- 3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 315684-53-8)
- (5,5-Dimethyloxazolidin-3-yl)(3-((4-isopropylbenzyl)oxy)phenyl)methanone (CAS 866011-12-3)
- Renin Inhibitor Peptide (CAS 50410-01-0)
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