1-(3-Chloro-4-fluorophenyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbaldehyde CAS 618098-82-1
| CAS No. | 618098-82-1 |
| Molecular Formula | C16H9Cl2FN2O |
| Molecular Weight | 335.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-(3-Chloro-4-fluorophenyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-82-1), molecular formula C16H9Cl2FN2O and molecular weight 335.16 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(3-Chloro-4-fluorophenyl)-3-(4-chlorophenyl)-1H-pyrazole-4-carbaldehyde (C16H9Cl2FN2O) 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 335.16 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 1-(3-Chloro-4-fluorophenyl)-3-(4-chlorophenyl)-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 | C16H9Cl2FN2O |
| Molecular Weight | 335.16 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 Chloro Standards
- 4-((2-Chloro-4-fluorobenzyl)oxy)benzenesulfonyl chloride (CAS 1036509-25-7)
- (E)-4-chloro-N'-(3-(4-chlorophenyl)acryloyl)benzohydrazide (CAS 637306-61-7)
- 4-Chloro-2-(3-chlorophenyl)-5-(3,5-dimethyl-1H-pyrazol-1-yl)pyridazin-3(2H)-one (CAS 320421-72-5)
- 4-Chloro-N-(6-chloro-4-(trifluoromethyl)pyridin-2-yl)benzamide (CAS 1311278-37-1)
- (Z)-3-Chloro-N-((2-chlorophenyl)(morpholino)methylene)aniline (CAS 1164525-78-3)
- 3-Chloro-N-(2,4,6-trichlorophenyl)benzamide (CAS 91822-20-7)
- 7-Chloro-N-(3-(triethylsilyl)propyl)quinolin-4-amine (CAS 56849-29-7)
- 6-chloro-4-(nonan-5-yl)-1',2',3',4'-tetrahydro-[1,1'-biphenyl]-2-ol (CAS CATO-C3D-262396)
Recommended Standards
- (2,6-Bis(benzyloxy)pyridin-3-yl)boronic acid (CAS 2096339-92-1)
- 1-(5-bromo-2-pyrazol-1-yl-phenyl)hexahydropyrimidine-2,4-dione (CAS 2703772-62-5)
- (2-(tert-Butoxycarbonyl)-3-(methoxycarbonyl)-1,2,3,4-tetrahydroisoquinolin-6-yl)boronic acid (CAS 897375-70-1)
- 2,4-difluorophenyl [(2,6-dichloro-4-pyridyl)amino]methanethioate (CAS 287917-66-2)
- Ethyl (2-amino-4-hydroxy-6-methyl-5-pyrimidinyl)acetate (CAS 499209-19-7)
- N-(3-{5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyridin-3-yl}phenyl)acetamide (CAS 1775452-42-0)
- 3-Aminobenzo[d][1,2,3]triazin-4(3H)-one (CAS 41225-81-4)
- (R)-1-(1-Hydroxyethyl)cyclopropane-1-sulfonamide (CAS 2490187-94-3)
- Benzyl 2-(aminomethyl)-2-methylazetidine-1-carboxylate (CAS 1638767-52-8)
- 1,3,6-Trichlorodibenzofuran (CAS 83704-39-6)
- 1-(3-Acetylphenyl)imidazolidin-2-one (CAS 1012040-98-0)
- 4-Amino-1-[(2R,3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one (CAS 10212-20-1)
- 4-(2,4-Dichlorophenoxy)benzonitrile (CAS 24789-52-4)
- Des-Ala28-Tirzepatide (CAS CATO-CPTD788945)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com