4-Chloro-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)butanamide CAS 338784-91-1
| CAS No. | 338784-91-1 |
| Molecular Formula | C16H15Cl3N2O2 |
| Molecular Weight | 373.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Chloro-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)butanamide.
4-Chloro-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)butanamide (CAS 338784-91-1), molecular formula C16H15Cl3N2O2 and molecular weight 373.66 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Chloro-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)butanamide (C16H15Cl3N2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 373.66 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures 4-Chloro-N-(1-(2,6-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)butanamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H15Cl3N2O2 |
| Molecular Weight | 373.66 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 1,1,3,3-Tetrabromoacetone (CAS 22612-89-1)
- N-(3-Amino-4-chlorophenyl)-4-(2,4-dichlorophenoxy)butanamide (CAS 1020058-53-0)
- 5-[(2-Bromoacetyl)amino]-2-chloro-N-cyclohexylbenzamide (CAS 1138442-67-7)
- (E)-3-(4-bromophenyl)-3-oxopropanal O-((2-chlorothiazol-5-yl)methyl) oxime (CAS 341967-57-5)
- 7-(Benzyloxy)-3-(difluoromethyl)-1H-indole (CAS 2149590-56-5)
- 4-(4-Fluorophenyl)-5-methyl-2,3-dihydro-1,3-thiazol-2-one (CAS 1095231-44-9)
- 2-(Aminomethyl)-6-bromo-4-chlorophenol (CAS 1379368-41-8)
- 2-[(4-Chlorophenyl)sulfanyl]-5-[3-(trifluoromethyl)phenyl]pyridine-3-carbonitrile (CAS 338964-75-3)
- 6-(2-Amino-5-methyl-1,3-thiazol-4-yl)-3,4-dihydro-2h-1,4-benzoxazin-3-one (CAS 904810-90-8)
- 3-Amino-1-[4-(propan-2-yloxy)phenyl]thiourea (CAS 1037165-03-9)
- (2R,4S)-4-{[(tert-butoxy)carbonyl]amino}pyrrolidine-2-carboxylic acid (CAS 1279030-48-6)
- (5Z)-5-{[2-(4-chloro-3-fluorophenoxy)phenyl]methylidene}-1,3-thiazolidine-2,4-dione (CAS 917602-19-8)
- N-(3-acetylphenyl)cyclopropanecarboxamide (CAS 109919-96-2)
- Neuropeptide Y (1-24) amide (human, rat) (CAS 131448-51-6)
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