5-(2,4-Dichloro-5-fluorophenyl)-1H-pyrazole-3-carboxylic acid CAS 1119299-75-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1119299-75-0 |
| Molecular Formula | C10H5Cl2FN2O2 |
| Molecular Weight | 275.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(2,4-Dichloro-5-fluorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 1119299-75-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H5Cl2FN2O2. Molecular weight: 275.06 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H5Cl2FN2O2 |
| Molecular Weight | 275.06 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
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Recommended Standards
- Methyl 4-amino-3-bromo-5-nitrobenzoate (CAS 105655-17-2)
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- N-(5-bromothiazol-2-yl)-2,2,2-trifluoroacetamide (CAS 745053-65-0)
- 2-Phenoxynaphthalene-1,4-dione (CAS 220459-72-3)
- 1-(3-Methylthiophen-2-yl)butane-1,3-dione (CAS 1344204-72-3)
- Rimsulfuron Impurity 2 (CAS 151331-80-5)
- 1',3',3'-Trimethylspiro[chromene-2,2'-indolin]-6-ol (CAS 23001-29-8)
- N-(3-Chloro-4-fluorophenyl)tetrahydro-3-thiophenecarboxamide 1,1-Dioxide (CAS 923105-32-2)
- (3-((Diisopropylamino)methyl)-4-fluorophenyl)boronic acid (CAS 1704068-97-2)
- Semaglutide Impurity 177 (CAS CATO-C4X-2226177)
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