5-Methyl-2-(3-nitrophenyl)-1H-1,2,4-triazol-3(2H)-one CAS 97538-37-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 97538-37-9 |
| Molecular Formula | C9H8N4O3 |
| Molecular Weight | 220.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Methyl-2-(3-nitrophenyl)-1H-1,2,4-triazol-3(2H)-one (CAS 97538-37-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H8N4O3. Molecular weight: 220.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H8N4O3 |
| Molecular Weight | 220.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 4 |
Related Methyl Standards
- [2-(4-nitrophenyl)-1,3-oxazol-5-yl]methanol (CAS 1315365-55-9)
- 3-(3-Methyl-4-nitrophenyl)-1,2-oxazol-5-ol (CAS 1354924-07-4)
- 5-Methyl-4-(3-nitrophenyl)-4H-1,2,4-triazol-3-ol (CAS 1420537-71-8)
- 1-(2-Nitrophenyl)pyrrolidine-2,5-dione (CAS 18377-52-1)
- (1-(4-Nitrophenyl)-1H-1,2,3-triazol-4-yl)methanol (CAS 90886-87-6)
- (3-(3-Nitrophenyl)isoxazol-5-yl)methanol (CAS 438565-35-6)
- (5-(4-Nitrophenyl)-1,3,4-oxadiazol-2-yl)methanamine (CAS 944897-70-5)
- 1-(3-Nitrophenyl)pyrrolidine-2,5-dione (CAS 31036-66-5)
Recommended Standards
- 5-Methyl-1-(6-oxo-1,6-dihydropyridazin-3-yl)-1h-pyrazole-4-carboxylic acid (CAS 956191-70-1)
- 5-Methyl-4-nitro-1H-indole-2-carboxylic acid (CAS 61149-53-9)
- 5-Methoxycarbonyl-1h-indazole-3-carboxylicacid (CAS 797804-53-6)
- N-(2-Bromobenzylidene)aniline (CAS 41077-23-0)
- N-(4-Formyl-3-hydroxyphenyl)benzenesulfonamide (CAS 62119-69-1)
- 5-Bromo-2H-indazole-3-carbonitrile (CAS 882855-93-8)
- Benzamide, 3-amino-N-[2-[[2-(sulfooxy)ethyl]sulfonyl]ethyl]- (CAS 121315-20-6)
- 1-Methyl-6-oxo-2-(thiophen-2-yl)piperidine-3-carboxylic acid (CAS 1334148-77-4)
- 5,6-Dibromo-3-nitropyridin-2-amine (CAS 868360-22-9)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
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