2-(2-Chloro-5-nitrophenyl)-5-methyl-1H-1,2,4-triazol-3(2H)-one CAS 114499-57-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 114499-57-9 |
| Molecular Formula | C9H7ClN4O3 |
| Molecular Weight | 254.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-Chloro-5-nitrophenyl)-5-methyl-1H-1,2,4-triazol-3(2H)-one (CAS 114499-57-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H7ClN4O3. Molecular weight: 254.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H7ClN4O3 |
| Molecular Weight | 254.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- Methyl 2-(3-chloro-2-nitrophenyl)-2-cyanoacetate (CAS 127500-23-6)
- Ethyl 2-(8-chloro-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)-2-oxoacetate (CAS 1315365-24-2)
- 2-Chloro-4-isopropoxy-1-(trifluoromethoxy)benzene (CAS 1395039-10-7)
- 2-(5-Chloro-2-methoxyphenyl)-1,1,1-trifluoropropan-2-ol (CAS 1402004-22-1)
- 1-(5-Chloro-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 1707735-62-3)
- 1-(5-Chloro-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1710845-90-1)
- 1-chloro-3-propoxy-5-(trifluoromethoxy)benzene (CAS 1881289-52-6)
- 1-Chloro-3-(propan-2-yloxy)-5-(trifluoromethoxy)benzene (CAS 1881295-57-3)
Recommended Standards
- 2-[1-(6-chloropyridazin-3-yl)-5-oxo-4,5-dihydro-1h-pyrazol-3-yl]acetic acid (CAS 1094331-75-5)
- 6-Chloro-7-methoxy-2-oxo-2H-chromene-3-carboxylic acid (CAS 704882-50-8)
- 6-chloro-4-(difluoromethyl)-8-oxa-3,5-diazatricyclo[7.4.0.0²,⁷]trideca-1(13),2,4,6,9,11-hexaene (CAS 2866218-02-0)
- 2-(4,5-Dichloro-1H-imidazol-1-yl)acetohydrazide (CAS 175137-68-5)
- 6-(Difluoromethyl)-4-(trifluoromethyl)pyridin-2(1H)-one (CAS 1806776-43-1)
- 4-(3,5-Dichlorophenyl)oxazolidin-2-one (CAS 1496336-32-3)
- N-(2-(1-Methyl-1H-indol-3-yl)ethyl)-2-(trifluoromethyl)benzamide (CAS 920537-42-4)
- 2-(1H-Pyrrol-1-yl)-1H-benzo[d]imidazole (CAS 383142-25-4)
- 1-(2H-1,2,3-Triazol-4-yl)ethanone (CAS 6595-45-5)
- Gly-Neuroendocrine Regulatory Peptide-3 (human, mouse, rat) trifluoroacetate salt (CAS 1815618-19-9)
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