4-Nitro-pyrazol-1-ylamine CAS 3994-40-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3994-40-9 |
| Molecular Formula | C14H13F4N5O |
| Molecular Weight | 343.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Nitro-pyrazol-1-ylamine (CAS 3994-40-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H13F4N5O. Molecular weight: 343.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H13F4N5O |
| Molecular Weight | 343.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
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- (R)-2-Nitro-6-((4-(trifluoromethyl)benzyl)oxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine (CAS 187235-56-9)
- 3-Nitro-4-phenoxy-5-sulfamoylbenzoic Acid-d5 (CAS 1072125-53-1)
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Recommended Standards
- 2,4-Dichloro-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile (CAS 950661-87-7)
- 5-(4-Fluorophenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carbohydrazide (CAS 832737-90-3)
- 2-(5-Bromo-2-methylbenzyl)-5-phenylthiophene (CAS 842137-12-6)
- 6-Acetyl-7-methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 83702-52-7)
- 5-Bromo-7-methylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 2306278-39-5)
- L-Phe-NCA (CAS 14825-82-2)
- 2-(2-Methoxy-5-(trifluoromethyl)pyridin-4-yl)propanoic acid (CAS 2755893-78-6)
- 6-Fluoro-2-methylquinazolin-4-ol (CAS 194473-04-6)
- 3-Bromo-2-(bromomethyl)-5-chloropyridine (CAS 1227585-58-1)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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