1-Methyl-4-nitro-1H-pyrazole-3-carboxamide CAS 3920-39-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3920-39-6 |
| Molecular Formula | C5H6N4O3 |
| Molecular Weight | 170.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Methyl-4-nitro-1H-pyrazole-3-carboxamide (CAS 3920-39-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H6N4O3. Molecular weight: 170.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H6N4O3 |
| Molecular Weight | 170.13 g/mol |
| Appearance | Off-white to pale 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
Related Methyl Standards
- 2-(3-Nitro-1h-pyrazol-1-yl)acetamide (CAS 1003011-27-5)
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- 5-Methyl-4-nitro-2H-pyrazole-3-carboxylic Acid Amide (CAS 1228362-74-0)
- 1-methyl-5-nitro-1H-pyrazole-3-carboxamide (CAS 1245771-73-6)
- 1-methyl-3-nitro-1H-pyrazole-5-carboxamide (CAS 1245772-60-4)
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- 1-(3-Nitro-1H-1,2,4-triazol-1-yl)propan-2-one (CAS 60728-89-4)
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Recommended Standards
- 1-Methyl-4-nitro-1H-imidazole-5-carboxamide (CAS 5413-88-7)
- 1-Methyl-4-nitro-1H-pyrazole-5-carboxamide (CAS 92534-72-0)
- 1-Methyl-3-nitro-1H-pyrazole-4-carboxamide (CAS 39205-70-4)
- N-cyclopropyl-4-nitroaniline (CAS 112033-47-3)
- 2,2-Dimethoxybenzophenone (CAS 13102-33-5)
- Ceftolozane impurity 8 (CAS 1956303-44-8)
- 2-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-3-(6-fluoro-1h-indol-3-yl)propanoic acid (CAS 1219392-55-8)
- 1-Methyl-4-nitro-3-(trifluoromethyl)-1H-pyrazole (CAS 1245772-57-9)
- Methyl 3-(4-cyanophenyl)acrylate (CAS 67472-79-1)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com