2-(4-Chlorophenyl)-1,2-dihydro-5-phenyl-3H-1,2,4-triazol-3-one CAS 19081-66-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19081-66-4 |
| Molecular Formula | C14H11ClN3O |
| Molecular Weight | 272.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-(4-Chlorophenyl)-1,2-dihydro-5-phenyl-3H-1,2,4-triazol-3-one (CAS 19081-66-4) pharmaceutical standards reference standard. Molecular formula: C14H11ClN3O. Molecular weight: 272.71 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H11ClN3O |
| Molecular Weight | 272.71 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 2-(2-Chlorophenyl)-1,2-dihydro-5-phenyl-3H-1,2,4-triazol-3-one (CAS 246848-58-8)
- 5-(4-Chlorophenyl)-1,2-dihydro-2-phenyl-3H-1,2,4-triazol-3-one (CAS 27423-54-7)
- 4-(3-Chlorophenyl)-1-(3-fluorophenyl)-1H-pyrazole (CAS 318288-90-3)
- 2-(3-chlorophenyl)-1h-benZimidazole-5-carboxylic acid (CAS 1018278-53-9)
- 5-[(4-chlorophenyl)carbonyl]-2,3-dihydro-1H-1,3-benzodiazol-2-one (CAS 1096942-88-9)
- 2-(2-Chlorophenyl)imidazo[1,2-a]pyridine-3-carboxylic acid (CAS 1267166-99-3)
- 2-(4-Chlorophenyl)-2H-[1,3]dioxolo[4,5-f]indazole (CAS 1311194-84-9)
- 1-(4-chlorophenyl)-1H-1,3-benzodiazole-6-carboxylic acid (CAS 1551711-35-3)
Recommended Standards
- 1-((2-Chloropyridin-3-yl)sulfonyl)-3-methyl-1H-pyrazol-5-amine (CAS 1707586-45-5)
- Di-tert-butyl (1-Chloroethyl) Phosphate (CAS 1567347-31-2)
- 2-Chloro-6-(prop-1-en-1-yl)imidazo[1,2-b]pyridazine-3-sulfonamide (CAS 570416-19-2)
- 7-Chloro-1-(2,3-dimethylphenoxy)-4-nitroacridin-9(10H)-one (CAS 61290-23-1)
- 1-tert-Butyl 4-methyl piperidine-1,4-dicarboxylate (CAS 124443-68-1)
- 1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate (CAS 489446-67-5)
- 6-Bromo-3-(difluoromethyl)-5-methoxypicolinaldehyde (CAS 1805341-69-8)
- 2-Aminobiphenyl Hydrochloride (CAS 2185-92-4)
- 4-(aminomethyl)-2-fluoro-N-methyl-N-phenylaniline hydrochloride (CAS 1193389-80-8)
- Staphylococcus Aureus Protein A (SpA)-Derived Peptide (H-2228.0005) (CAS 144979-26-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com