5-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-[(3,4-dichlorophenyl)methyl]-1,2-dihydropyridin-2-one CAS 860649-89-4
| CAS No. | 860649-89-4 |
| Molecular Formula | C20H12Cl3N3O2 |
| Molecular Weight | 432.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 5-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-[(3,4-dichlorophenyl)methyl]-1,2-dihydropyridin-2-one (CAS 860649-89-4), a certified reference material (molecular formula C20H12Cl3N3O2, MW 432.69 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 5-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-[(3,4-dichlorophenyl)methyl]-1,2-dihydropyridin-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 432.69 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-[(3,4-dichlorophenyl)methyl]-1,2-dihydropyridin-2-one 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 | C20H12Cl3N3O2 |
| Molecular Weight | 432.69 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
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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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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com