1-(4-Fluorophenyl)-2-(3-nitro-1h-pyrazol-1-yl)ethan-1-one CAS 1240568-08-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1240568-08-4 |
| Molecular Formula | C11H8FN3O3 |
| Molecular Weight | 249.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(4-Fluorophenyl)-2-(3-nitro-1h-pyrazol-1-yl)ethan-1-one (CAS 1240568-08-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H8FN3O3. Molecular weight: 249.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H8FN3O3 |
| Molecular Weight | 249.20 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 methanol, ethanol, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Fluorophenyl Standards
- (2-Fluorophenyl)(5-methyl-3-nitro-1H-pyrazol-1-yl)methanone (CAS 351333-93-2)
- 3-((4-Fluorophenyl)amino)-4-nitropyridine 1-oxide (CAS 99822-90-9)
- 4-((4-Fluorophenyl)carbamoyl)-1H-imidazole-5-carboxylic acid (CAS 575497-25-5)
- ({[(4-fluorophenyl)sulfonyl]amino}oxy)acetic acid (CAS 790725-72-3)
- 1-(4-Fluorophenyl)-5-(propan-2-yl)-1h-1,2,3-triazole-4-carboxylic acid (CAS 1017470-58-4)
- 3-(1-(3-Fluorophenyl)-3-methyl-1H-1,2,4-triazol-5-yl)propanoic acid (CAS 1142202-58-1)
- 1-(3-Fluorophenyl)-5-(propan-2-yl)-1h-1,2,4-triazole-3-carboxylic acid (CAS 1154371-22-8)
- 1-(2-fluorophenyl)-5-propyl-1H-1,2,4-triazole-3-carboxylic acid (CAS 1155460-43-7)
Recommended Standards
- (R)-5-fluoro-2-(pyrrolidin-2-yl)-3-(trifluoromethyl)phenol (CAS 1213948-46-9)
- (R)-1-(3-fluoro-4-(trifluoromethoxy)phenyl)but-3-en-1-amine (CAS 1272736-42-1)
- (S)-2-(3-fluoro-4-(trifluoromethoxy)phenyl)pyrrolidine (CAS 1213874-96-4)
- 2,3-Dichloro-4-methoxypyridine (CAS 1033203-57-4)
- 6-Cyanopyrazine-2-boronic acid pinacol ester, 96% (CAS 1186115-53-6)
- QAG1W735WO 7783-71-3 Tantalum pentafluoride Tantalum fluoride Tantalum fluoride (TaF5) EINECS 232-022-3 UNII-QAG1W735WO (CAS 7783-71-3)
- 2,6-Bis(2-(diethylamino)ethoxy)anthracene-9,10-dione (CAS 35697-33-7)
- Cyanocobalamin (Vitamin B12) (CAS 68-19-9)
- 1,3,3-Trimethyl-2-(2-(2-phenyl-3-(2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclopent-1-en-1-yl)vinyl)-3H-indol-1-ium tetrafluoroborate (CAS 246517-72-6)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
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