4-(2,6-Difluorobenzoyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one CAS 317833-45-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 317833-45-7 |
| Molecular Formula | C23H17F2N3O4 |
| Molecular Weight | 437.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2,6-Difluorobenzoyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 317833-45-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H17F2N3O4. Molecular weight: 437.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H17F2N3O4 |
| Molecular Weight | 437.40 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluorobenzoyl Standards
- 4-[(3,4-Difluorobenzoyl)Amino]-5-(3-Methoxypropyl-Pentylamino)-5-Oxopentanoic Acid (CAS 111106-23-1)
- 3-[1-(3,4-Difluorobenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775444-57-9)
- 3-[1-(2,5-Difluorobenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775544-13-2)
- 3-[1-(2,6-Difluorobenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775561-05-1)
- Methyl 4-{[4-(2,6-difluorobenzoyl)-3-methyl-2-oxo-1,2,3,4-tetrahydroquinoxalin-1-yl]methyl}benzoate (CAS 317833-48-0)
- 4-(2,6-Difluorobenzoyl)-1-(3-methoxybenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317833-52-6)
- 4-(2,6-Difluorobenzoyl)-1-[(4-methoxyphenyl)methyl]-3-methyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317833-54-8)
- 3-{[4-(2,6-difluorobenzoyl)-3-methyl-2-oxo-1,2,3,4-tetrahydroquinoxalin-1-yl]methyl}benzonitrile (CAS 317833-44-6)
Recommended Standards
- 2-3-5-Tri-O-acetyl-N2-dimethylguanosine (CAS 73196-87-9)
- Betamethasone Impurity 84 (CAS CATO-C4X-143784)
- (2R,3S,5R)-5-(6-Amino-9H-purin-9-yl)-2-methyltetrahydrofuran-3-yl 4-(fluorosulfonyl)benzoate (CAS 121878-15-7)
- (4-Bromo-3-methylphenyl)hydrazine hydrochloride (CAS 112626-91-2)
- 2-(4-Bromo-1-methyl-1H-pyrazol-3-yl)-n-methylethan-1-amine hydrochloride (CAS 2173992-40-8)
- 3,3-Difluoro-2-hydroxybutanoic Acid Ethyl Ester (CAS 165544-31-0)
- 2-Methyl-8-nitro-1,4-dihydroquinoxaline (CAS 1823888-40-9)
- 2-(1-methyl-1H-indazol-3-yl)acetic acid (CAS 1083274-02-5)
- 1,3,6-Trichloroisoquinoline (CAS 1053658-49-3)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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