1-(3-Fluorophenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid CAS 1152511-49-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1152511-49-3 |
| Molecular Formula | C10H7FN2O3 |
| Molecular Weight | 222.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-Fluorophenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid (CAS 1152511-49-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H7FN2O3. Molecular weight: 222.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H7FN2O3 |
| Molecular Weight | 222.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluorophenyl Standards
- 1-[(4-Fluorophenyl)methyl]imidazolidine-2,4,5-trione (CAS 105686-00-8)
- 1-(2-Fluorophenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid (CAS 1152602-04-4)
- 1-(4-Fluorophenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid (CAS 1152602-19-1)
- 1-(4-Fluorophenyl)-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid (CAS 1204296-62-7)
- 1-(4-Fluorophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-4-carboxylic acid (CAS 1204297-01-7)
- 1-(2-Fluorophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-4-carboxylic acid (CAS 1204297-73-3)
- 1-(4-Fluorophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid (CAS 1251384-99-2)
- 5-[(2-fluorophenyl)methyl]-1,2,4-oxadiazole-3-carboxylic acid (CAS 1339354-36-7)
Recommended Standards
- 1-(2-Fluorobenzyl)imidazolidine-2,4,5-trione (CAS 105685-98-1)
- N-hydroxy-2-(5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetimidamide (CAS 1006354-87-5)
- 2-(4-Amino-1h-pyrazol-1-yl)-N-(2,2,2-trifluoroethyl)acetamide (CAS 1153735-51-3)
- 2-Methyl-1-(2-nitrophenyl)propan-1-one (CAS 49660-91-5)
- 2-(3,5-Dimethoxyphenyl)-4-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridazin-3(2H)-one (CAS 2095780-23-5)
- 4,8-Dichloro-3-ethyl-2-methylquinoline (CAS 1136-49-8)
- Lobeline impurity 16 (CAS 2469224-15-3)
- N-(Piperidin-4-ylmethyl)-2-(trifluoromethyl)-1,6-naphthyridin-5-amine hydrochloride hydrate (CAS 1356114-70-9)
- ethyl 4-amino-1-methyl-1H-pyrazole-5-carboxylate,HCl (CAS 1431965-00-2)
- Peptide Impurity 26 (CAS 1350456-66-4)
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