3-Methyl-4-[3-(trifluoromethyl)benzoyl]-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinoxalin-2-one CAS 317833-58-2
| CAS No. | 317833-58-2 |
| Molecular Formula | C25H18F6N2O2 |
| Molecular Weight | 492.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 492.41 g/mol gives 3-Methyl-4-[3-(trifluoromethyl)benzoyl]-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinoxalin-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methyl-4-[3-(trifluoromethyl)benzoyl]-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317833-58-2) is a high-purity analytical reference standard with the molecular formula C25H18F6N2O2 and a molecular weight of 492.41 g/mol.
Based on its molecular formula C25H18F6N2O2, 3-Methyl-4-[3-(trifluoromethyl)benzoyl]-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinoxalin-2-one contains a steroid 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 492.41 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).
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-Methyl-4-[3-(trifluoromethyl)benzoyl]-1-{[4-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinoxalin-2-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 | C25H18F6N2O2 |
| Molecular Weight | 492.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- N-[3-(Trifluoromethyl)phenyl]-4-{4-[3-(trifluoromethyl)phenyl]-1,3-thiazol-2-yl}benzamide (CAS 321430-21-1)
- (Z)-3-(((3-(trifluoromethyl)benzoyl)oxy)imino)-1-(3-(trifluoromethyl)benzyl)indolin-2-one (CAS 303996-92-1)
- 3-((3-(Trifluoromethyl)benzyl)thio)-1-(3-(trifluoromethyl)phenyl)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile (CAS 692287-39-1)
- 4-((5,7-Bis(trifluoromethyl)-1,8-naphthyridin-2-yl)oxy)-N,N-diethylbenzenesulfonamide (CAS 338412-11-6)
- 5-(4-((2,4-Bis(trifluoromethyl)benzyl)oxy)-3-methoxybenzylidene)-2-thioxothiazolidin-4-one (CAS 885597-26-2)
- 5-(Trifluoromethyl)-2,3-bis[3-(trifluoromethyl)benzoyl]pyridine (CAS 338770-69-7)
- (1-Methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazol-4-yl)methyl (4-chlorophenyl)carbamate (CAS 318469-45-3)
- 2,4-Bis(trifluoromethyl)-7-{4-[3-(trifluoromethyl)phenyl]piperazin-1-yl}-1,8-naphthyridine (CAS 477851-80-2)
Recommended Standards
- Propane-2,2-diylbis(4,1-phenylene) Bis(trifluoromethanesulfonate) (CAS 139725-20-5)
- Butyl 6-bromo-4-(4-(tert-butoxycarbonyl)piperazin-1-yl)quinoline-2-carboxylate (CAS 887589-51-7)
- Methyl (E)-2-((5-((((2,4-dichlorobenzyl)oxy)imino)methyl)imidazo[2,1-b]thiazol-6-yl)thio)benzoate (CAS 338976-21-9)
- Palbociclib Impurity 167 (CAS CATO-C4X-1125167)
- N-ethyl-N-(tosylmethyl)aniline (CAS 101287-20-1)
- n-(4-Fluorobenzyl)-2,2-dimethylpropan-1-amine (CAS 1251142-29-6)
- methyl 5-methyl-1H-indazole-7-carboxylate (CAS 1360945-87-4)
- 4-(4,5-Dihydro-thiazol-2-ylamino)-benzoic acid (CAS 769098-64-8)
- 1-(3-Fluorophenyl)pyrrolidine-2,5-dione (CAS 60693-35-8)
- 2,5-Difluoro-3-nitrophenol (CAS 1807175-96-7)
- 2,3-Dichloro-6-(difluoromethyl)pyridine-4-sulfonamide (CAS 1806005-89-9)
- 1-(4-(4-Methoxyphenyl)thiazol-2-yl)-4-(thiophen-3-yl)-1H-pyrazol-5-amine (CAS 955967-07-4)
- 5-(Thiophen-2-yl)-1H-pyrrole-2-carboxylic acid (CAS 72078-41-2)
- Semaglutide impurity 34 (CAS CATO-C4X-222634)
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