1-(3-Nitrophenyl)-4-(p-tolyl)-1H-pyrazol-5-amine CAS 242797-18-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 242797-18-8 |
| Molecular Formula | C16H14N4O2 |
| Molecular Weight | 294.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-Nitrophenyl)-4-(p-tolyl)-1H-pyrazol-5-amine (CAS 242797-18-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H14N4O2. Molecular weight: 294.31 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H14N4O2 |
| Molecular Weight | 294.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related Nitrophenyl Standards
- 1-Methyl-3-(3-nitrophenyl)-5-(p-tolyl)-1H-1,2,4-triazole (CAS 1416438-37-3)
- 4-Methyl-1-(4-nitrophenyl)-5-(p-tolyl)-1H-1,2,3-triazole (CAS 1706437-76-4)
- 1-(3-Nitrophenyl)-4-(m-tolyl)-1H-pyrazol-5-amine (CAS 242797-14-4)
- 1-(3-Nitrophenyl)-4-(o-tolyl)-1H-pyrazol-5-amine (CAS 324009-01-0)
- 3-Methyl-1-(3-nitrophenyl)-4-phenyl-1H-pyrazol-5-amine (CAS 321385-89-1)
- 3-Methyl-1-(4-nitrophenyl)-4-phenyl-1H-pyrazol-5-amine (CAS 895032-67-4)
- 2-(4-Nitrophenyl)-3-(2-oxo-2,3-dihydrothiazol-5-yl)propanoic acid (CAS 860786-09-0)
- Ethyl 4-(3-nitrophenyl)-2-oxo-2,3-dihydrothiazole-5-carboxylate (CAS 247242-54-2)
Recommended Standards
- 1-(4-Methoxyphenyl)-3-(quinoxalin-6-yl)urea (CAS 423155-60-6)
- 1-(5-Benzyl-1,3,4-oxadiazol-2-yl)-3-phenylurea (CAS 6756-31-6)
- (E,2Z)-2-(Methoxyimino)-N-(4-phenoxyphenyl)ethanecarbohydrazonoyl cyanide (CAS 338959-83-4)
- 2-(Methylsulfonyl)isonicotinamide (CAS 1820707-92-3)
- Ethyl 2-(4-methoxy-phenylamino)-thiazole-4-carboxylate (CAS 126533-79-7)
- 7,7-Difluoro-6-phenyl-3-azabicyclo[4.1.0]Heptane (CAS 1955493-47-6)
- 6-Amino-1,3-dimethylquinolin-2(1H)-one (CAS 1425927-75-8)
- (2,4-Dichlorophenyl)(2-phenylthiazol-5-yl)methanone (CAS 339008-27-4)
- 2-Oxo-6-phenyl-4-(pyrrolidin-1-yl)-2H-pyran-3-carbonitrile (CAS 454703-31-2)
- Semaglutide impurity 47 (CAS CATO-C4X-222647)
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