1-(2-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid CAS 948293-88-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 948293-88-7 |
| Molecular Formula | C11H6ClF3N2O2 |
| Molecular Weight | 290.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 948293-88-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H6ClF3N2O2. Molecular weight: 290.63 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H6ClF3N2O2 |
| Molecular Weight | 290.63 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, 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.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 1-(2-Chlorophenyl)-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 1004528-61-3)
- 1-(2-Chlorophenyl)-3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acid (CAS 437711-25-6)
- 1-(3-Chlorophenyl)-5-(trifluoromethyl)-1h-pyrazole-4-carboxylic acid (CAS 98534-82-8)
- 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1h-pyrazole-4-carboxylic acid (CAS 98534-80-6)
- 3-(2-Chlorophenyl)-6-(trifluoromethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 860609-30-9)
- 3-(3-Chlorophenyl)-6-(trifluoromethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 860609-34-3)
- 3-(4-Chlorophenyl)-6-(trifluoromethyl)pyrimidine-2,4(1H,3H)-dione (CAS 37836-64-9)
- 5-(4-Chlorophenyl)-2-(trifluoromethyl)furan-3-carboxylic acid (CAS 175276-60-5)
Recommended Standards
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazole-4-carboxamide (CAS 400078-97-9)
- 4-Chloro-6-methyl-5-nitro-2-(trifluoromethyl)quinoline (CAS 175203-61-9)
- 1-(3-chloropyridin-2-yl)-4-(trifluoromethyl)-1H-pyrrole-3-carboxylic acid (CAS 1708455-97-3)
- 2-(4-(Bromomethyl)-3-chlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1402238-25-8)
- 7,8-Dimethoxy-4-methyl-2H-chromen-2-one (CAS 14002-97-2)
- 2-((4-Phenyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(o-tolyl)acetamide (CAS 113518-47-1)
- N-(3-Acetylphenyl)-2-chloro-2-phenylacetamide (CAS 568551-26-8)
- Butane-1,4-diylbis(di-tert-butylphosphonium) tetrafluoroborate (CAS 2348368-20-5)
- 5-Bromo-1H-pyrrolo[3,2-b]pyridine-2-carbaldehyde (CAS 1367950-88-6)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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