1-(3-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-5-amine CAS 618098-30-9
| CAS No. | 618098-30-9 |
| Molecular Formula | C15H11ClFN3 |
| Molecular Weight | 287.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(3-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-5-amine (C15H11ClFN3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 287.72 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
1-(3-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-5-amine (CAS 618098-30-9) is a high-purity analytical reference standard with the molecular formula C15H11ClFN3 and a molecular weight of 287.72 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1-(3-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-5-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C15H11ClFN3 |
| Molecular Weight | 287.72 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 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.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 5-(2-Chlorophenyl)-3-(2-fluorophenyl)-1-methyl-1H-1,2,4-triazole (CAS 113400-91-2)
- 1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazol-5-amine (CAS 72411-55-3)
- 3-(4-Chlorophenyl)-1-(4-fluorophenyl)-1H-pyrazol-5-amine (CAS 618098-13-8)
- 4-(4-Chlorophenyl)-2-(3-fluorophenyl)-4-oxobutanenitrile (CAS 344280-90-6)
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