N-(2,4-dichloro-5-isopropoxyphenyl)-3-methoxybenzamide CAS 338961-16-3
| CAS No. | 338961-16-3 |
| Molecular Formula | C17H17Cl2NO3 |
| Molecular Weight | 354.23 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.
N-(2,4-dichloro-5-isopropoxyphenyl)-3-methoxybenzamide (CAS 338961-16-3), molecular formula C17H17Cl2NO3 and molecular weight 354.23 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H17Cl2NO3, N-(2,4-dichloro-5-isopropoxyphenyl)-3-methoxybenzamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 354.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C17H17Cl2NO3 |
| Molecular Weight | 354.23 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related N Standards
- 3,4-Dichloro-N-(3,4-dimethoxyphenethyl)benzamide (CAS 67616-17-5)
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- N-(2,4-dichloro-5-((3-fluorobenzyl)oxy)phenyl)cyclopropanecarboxamide (CAS 439110-73-3)
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- 7-(2,6-Dichloro-4-nitrophenoxy)-2,2-dimethyl-2,3-dihydrobenzofuran (CAS 83054-15-3)
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Recommended Standards
- 4-Chloro-7-(3-chloro-4-methylphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 887202-25-7)
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- 4-{3-[(2,6-dichlorophenyl)methyl]-2-methyl-4-oxo-1,4-dihydropyridin-1-yl}butanoic acid (CAS 400736-52-9)
- tert-butyl benzyl(2,6-dichloropyrimidin-4-yl)carbamate (CAS 270929-33-4)
- 1-(3,4-Dimethoxyphenyl)-2,2,2-trifluoroethan-1-ol (CAS 131252-26-1)
- Acridine-4-sulfonic acid (CAS 861526-44-5)
- 2-(2-Bromo-5-(difluoromethyl)-6-hydroxypyridin-3-yl)acetonitrile (CAS 1805408-83-6)
- 4-(3-Chlorophenyl)thiazole-2-carboxylic acid (CAS 886367-29-9)
- 4-Methoxyindolin-2-one (CAS 7699-17-4)
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- 1-(Oxazol-2-yl)ethan-1-amine (CAS 1083396-36-4)
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