1-(3-Nitrophenyl)-5-phenyl-1H-pyrazole-3-carboxylic acid CAS 62160-88-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62160-88-7 |
| Molecular Formula | C16H11N3O4 |
| Molecular Weight | 309.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1-(3-Nitrophenyl)-5-phenyl-1H-pyrazole-3-carboxylic acid (CAS 62160-88-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H11N3O4. Molecular weight: 309.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H11N3O4 |
| Molecular Weight | 309.28 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
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- 3-(2-(4-Nitrophenyl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 820245-79-2)
- 3-(3-Nitrophenyl)-1-phenyl-1h-pyrazole-4-carboxylic acid (CAS 376358-93-9)
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- 4-Methyl-11-(4-nitrophenyl)-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraene (CAS 866049-91-4)
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