4-(4-Chlorobenzoyl)-1-(2,4-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one CAS 317822-45-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 317822-45-0 |
| Molecular Formula | C23H17Cl3N2O2 |
| Molecular Weight | 459.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Chlorobenzoyl)-1-(2,4-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-45-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H17Cl3N2O2. Molecular weight: 459.75 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H17Cl3N2O2 |
| Molecular Weight | 459.75 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 | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorobenzoyl Standards
- 4-(4-Chlorobenzoyl)-1-(2,6-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-30-3)
- 4-(4-Chlorobenzoyl)-1-[(3,4-dichlorophenyl)methyl]-3-methyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-29-0)
- (Z)-3-(((4-chlorobenzoyl)oxy)imino)-1-(2,4-dichlorobenzyl)indolin-2-one (CAS 320419-58-7)
- 4-(4-Chlorobenzoyl)-3-methyl-1-(4-(trifluoromethyl)benzyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-28-9)
- 5-(4-Chlorobenzoyl)-6-(3,4-dimethoxyphenyl)-4-hydroxy-4-(trifluoromethyl)tetrahydropyrimidin-2(1H)-one (CAS 623936-46-9)
- 5-(4-Chlorobenzoyl)-6-(3-ethoxy-4-hydroxyphenyl)-4-hydroxy-4-(trifluoromethyl)tetrahydropyrimidin-2(1H)-one (CAS 474005-43-1)
- 2-(4-Chlorobenzoyl)-3-[({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)methyl]-1-benzofuran (CAS 400082-36-2)
- [2-[[3-(2-Chlorobenzoyl)-5-ethyl-2-thienyl]amino]-2-oxoethyl]carbamic Acid Benzyl Ester (CAS 50508-73-1)
Recommended Standards
- 2-(3,4-Dimethoxyphenyl)-1,3-bis(4-methoxybenzyl)imidazolidine (CAS 5428-36-4)
- 1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin (CAS 3268-87-9)
- Oleanolic Acid-d (CAS 946530-77-4)
- (5E)-5-[(3-Chlorophenyl)methylidene]-3-(4-fluorophenyl)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 647031-86-5)
- (1-Iodoethenyl)benzene (CAS 51246-20-9)
- (3S,4R)-4-fluorotetrahydrofuran-3-sulfonyl chloride (CAS 2343964-51-0)
- 5-Methyl-2-(4-nitrophenyl)-4-phenylthiazole (CAS 1386167-33-4)
- 5-Chloroisoxazole (CAS 1146207-55-7)
- 8-Bromoquinolin-3-ol (CAS 1261768-30-2)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
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