1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde CAS 618098-50-3
| CAS No. | 618098-50-3 |
| Molecular Formula | C16H10ClFN2O |
| Molecular Weight | 300.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-50-3) is a high-purity analytical reference standard with the molecular formula C16H10ClFN2O and a molecular weight of 300.71 g/mol.
Structurally, 1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde (C16H10ClFN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 300.71 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-(4-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H10ClFN2O |
| Molecular Weight | 300.71 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 |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 5-(((4-Chlorophenyl)sulfonyl)methyl)furan-2-carboxylic acid (CAS 1146297-18-8)
- 1-(3-Chlorophenyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-66-1)
- 3-(4-Chlorophenyl)-1-(2-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-70-7)
- 3-(4-Chlorophenyl)-1-(4-fluorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-57-0)
- 4-(4-Chlorophenyl)-2-(4-fluorophenoxy)pyrimidine (CAS 478080-79-4)
- 5-(4-Chlorophenyl)-2-(4-fluorophenoxy)pyrimidine (CAS 477890-43-0)
- 1-(3-Chlorophenyl)-5-(pyridin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1017402-25-3)
- 1-(2-Chlorophenyl)-5-(pyridin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1017458-46-6)
Recommended Standards
- 1-(3-Chloro-4-fluorophenyl)-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 618098-80-9)
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