2-Chloro-5-[3-(3,4-dichlorophenyl)-1,2,4-oxadiazol-5-yl]pyridine CAS 303145-21-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303145-21-3 |
| Molecular Formula | C13H6Cl3N3O |
| Molecular Weight | 326.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Chloro-5-[3-(3,4-dichlorophenyl)-1,2,4-oxadiazol-5-yl]pyridine (CAS 303145-21-3) pharmaceutical standards reference standard. Molecular formula: C13H6Cl3N3O. Molecular weight: 326.57 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C13H6Cl3N3O |
| Molecular Weight | 326.57 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- Methyl 4-chloro-2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1070892-90-8)
- 7-Chloro-2-(3,4-dichlorophenyl)-4H-benzo[d][1,3]oxazin-4-one (CAS 332033-38-2)
- 5-Chloro-4-((4-iodo-1H-pyrazol-1-yl)methyl)-1,2,3-thiadiazole (CAS 1339700-79-6)
- 4-Chloro-3-iodo-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1378878-85-3)
- 4-Chloro-8-iodo-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazine (CAS 2651202-12-7)
- 3-Chloro-2-fluoro-4-iodo-6-(pyrrolidin-1-yl)-pyridine (CAS 1228666-54-3)
- 1-Acetyl-4-chloro-5-(heptafluoropropyl)-3-methyl-1H-pyrazole (CAS 1017793-51-9)
- 2-(4-Chloro-5-(cyclopropylmethoxy)-2-fluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1256360-17-4)
Recommended Standards
- Benzyl 5-bromo-2-chloroisonicotinate (CAS 1881980-41-1)
- 5-Bromo-4'-chlorosalicylanilide (CAS 3679-64-9)
- 5-(6-Chloropyridin-3-yl)-3-(3,5-dichlorophenyl)-1,2,4-oxadiazole (CAS 1774901-05-1)
- 12-(Trimethylsilyl)isoindolo[2,1-b]isoquinolin-7(5H)-one (CAS 646029-43-8)
- Calciumfumarate (CAS 19855-56-2)
- Ethyl 2-chloro-4-methyl-5-(2-(trifluoromethyl)phenyl)-1H-pyrrole-3-carboxylate (CAS 1631030-75-5)
- 1-(2'-Fluoro-[1,1'-biphenyl]-4-yl)propan-1-one (CAS 37989-92-7)
- 2-((Furan-2-ylmethyl)thio)acetamide (CAS 86251-28-7)
- 1-(4-Bromo-2-fluorophenyl)-3,3-dimethylbutan-1-one (CAS 898764-78-8)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
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