Ethyl 5-amino-1-(2-fluorophenyl)-1H-pyrazole-3-carboxylate CAS 304874-05-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 304874-05-3 |
| Molecular Formula | C12H12FN3O2 |
| Molecular Weight | 249.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-amino-1-(2-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 304874-05-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H12FN3O2. Molecular weight: 249.24 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H12FN3O2 |
| Molecular Weight | 249.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 1264046-99-2)
- Ethyl 5-amino-1-(3-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 1264049-14-0)
- ethyl 5-amino-1-(2-fluorophenyl)-1H-imidazole-4-carboxylate (CAS 1283340-97-5)
- Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate (CAS 138907-68-3)
- ethyl 5-amino-1-(3-fluorophenyl)pyrazole-4-carboxylate (CAS 138907-70-7)
- Methyl 5-amino-1-(4-fluoro-2-methylphenyl)-1H-pyrazole-4-carboxylate (CAS 1416344-05-2)
- Methyl 5-amino-1-(3-fluoro-4-methylphenyl)-1H-pyrazole-4-carboxylate (CAS 1416344-39-2)
- Ethyl 1-(4-amino-2-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 1946828-16-5)
Recommended Standards
- Ethyl 3-fluoro-8-hydroxy-2-methylquinoline-6-carboxylate (CAS 2721375-24-0)
- ethyl 5-amino-1-(2-fluorophenyl)pyrazole-4-carboxylate (CAS 618070-65-8)
- Ethyl 3-(4-Fluorophenyl)-5-methylisoxazole-4-carboxylate (CAS 954230-39-8)
- 151587-54-1 MET004 Methanimidamide, N'-(1,4-dihydro-6-methyl-5-nitro-4-oxo-2-pyrimidinyl)-N,N-dimethyl- (CAS 151587-54-1)
- 3-(1-Ethyl-1h-pyrazol-5-yl)propanal (CAS 1340191-27-6)
- 3'-Amino-2-fluoro-[1,1'-biphenyl]-4-carboxylic acid (CAS 1261928-51-1)
- 2,6-Dichloro-alpha-(trifluoromethyl)benzyl Alcohol (CAS 1146854-22-9)
- Myxothiazol (CAS 76706-55-3)
- 5-(Aminomethyl)-N-ethyl-N,4-dimethylpyridin-2-amine (CAS 1355191-29-5)
- D-Ala18-Tirzepatide (CAS CATO-CPTD788916)
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