4-(4-Fluorobenzoyl)-5-(2-fluorophenyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one CAS 618073-54-4
| CAS No. | 618073-54-4 |
| Molecular Formula | C22H19F2NO4 |
| Molecular Weight | 399.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(4-Fluorobenzoyl)-5-(2-fluorophenyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-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.
4-(4-Fluorobenzoyl)-5-(2-fluorophenyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one (CAS 618073-54-4), molecular formula C22H19F2NO4 and molecular weight 399.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(4-Fluorobenzoyl)-5-(2-fluorophenyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one (C22H19F2NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 399.39 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C22H19F2NO4 |
| Molecular Weight | 399.39 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 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Fluorobenzoyl Standards
- 4-((4-(4-Fluorobenzoyl)-3-methyl-2-oxo-3,4-dihydroquinoxalin-1(2H)-yl)methyl)benzonitrile (CAS 317833-39-9)
- N-((1-(2-Fluorobenzoyl)piperidin-4-yl)methyl)benzo[c][1,2,5]thiadiazole-5-carboxamide (CAS 1235268-21-9)
- 8-Benzyl-4-(2-fluorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1214080-51-9)
- 8-Benzyl-4-(4-fluorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1214082-38-8)
- 8-Benzyl-4-(3-fluorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1214844-54-8)
- Methyl 4-(((1-(2-fluorobenzoyl)piperidin-4-yl)methyl)carbamoyl)benzoate (CAS 1235256-10-6)
- 3-[4-(2-Fluorobenzoyl)-1-methyl-1H-pyrrol-2-yl]-2-[3-(trifluoromethyl)phenyl]-2-propenenitrile (CAS 885951-46-2)
- N-((1-(2-Fluorobenzoyl)piperidin-4-yl)methyl)benzo[d]thiazole-2-carboxamide (CAS 1235011-27-4)
Recommended Standards
- 4-((Benzo[d][1,3]dioxol-5-ylmethylene)amino)phenyl 4-fluorobenzenesulfonate (CAS 329778-28-1)
- 4-Iodo-3-((triisopropylsilyl)ethynyl)aniline (CAS 2886752-28-7)
- 4-((4-(((1-(4-Methoxyphenyl)-1-oxopropan-2-yl)oxy)carbonyl)phenyl)amino)-4-oxobutanoic acid (CAS 906137-85-7)
- 5-((4-((2-(4-Methoxyphenyl)-2-oxoethoxy)carbonyl)phenyl)amino)-5-oxopentanoic acid (CAS 774557-91-4)
- β-NADPH-d (CAS 53-57-6)
- 6-Ethoxy-N4-(2-fluoroethyl)pyrimidine-4,5-diamine (CAS 326831-57-6)
- 4-(Isopropylsulfonyl)-N1-methylbenzene-1,2-diamine (CAS 1392213-96-5)
- 6-Bromo-1-ethyl-2H-benzo[d][1,3]oxazine-2,4(1H)-dione (CAS 893725-66-1)
- Acetyl Dipeptide-1 (CAS 196604-48-5)
- (E)-[(5-Bromo-2-methoxyphenyl)methylidene]amino 4-methylbenzoate (CAS 331459-82-6)
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-3-fluorobutyrophenone (CAS 898786-06-6)
- (3-Methylquinoxalin-2-yl)methyl 2H-chromene-3-carboxylate (CAS 1062089-15-9)
- 2-((1-(tert-Butoxycarbonyl)piperidin-4-yl)(isopropyl)amino)acetic acid (CAS 1353988-26-7)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
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