4-(4-Fluorophenyl)-1-isopropyl-5-methyl-3-phenyl-1H-pyrazole CAS 105221-13-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 105221-13-4 |
| Molecular Formula | C19H19FN2 |
| Molecular Weight | 294.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Fluorophenyl)-1-isopropyl-5-methyl-3-phenyl-1H-pyrazole (CAS 105221-13-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H19FN2. Molecular weight: 294.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H19FN2 |
| Molecular Weight | 294.37 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 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- N-(6-((2-Oxo-2-(propylamino)ethyl)thio)pyridazin-3-yl)cyclopropanecarboxamide (CAS 1021255-17-3)
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- 3-Propoxy-1-propyl-N-(thiazol-2-yl)-1H-pyrazole-4-carboxamide (CAS 1013765-96-2)
- 4-Cyano-3,5-difluorophenyl 4-((1s,4r)-4-propylcyclohexyl)benzoate (CAS 186320-72-9)
- 3-(5,6-Dichloro-1-methyl-1H-indol-2-yl)benzoic acid (CAS 835595-02-3)
- 2,4-Bis(4-bromophenyl)pyrimidine (CAS 100097-62-9)
- 4-Chloro-2-(1H-tetrazol-1-yl)benzoic acid (CAS 926189-36-8)
- 3,4-Diamino-1-phenyl-1H-pyrazol-5(4H)-one (CAS 126778-97-0)
- 5-Chloro-2,6-bis(trifluoromethyl)-1H-1,3-benzodiazole (CAS 171809-86-2)
- Biotinyl-CBP501 Affinity Peptide trifluoroacetate salt (CAS 2022956-39-2)
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