2-[3-(4-chlorophenyl)-1-phenyl-1h-pyrazol-4-yl]acetonitrile CAS 55432-07-0
| CAS No. | 55432-07-0 |
| Molecular Formula | C17H12ClN3 |
| Molecular Weight | 293.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-[3-(4-chlorophenyl)-1-phenyl-1h-pyrazol-4-yl]acetonitrile (CAS 55432-07-0), a certified reference material (molecular formula C17H12ClN3, MW 293.75 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H12ClN3, 2-[3-(4-chlorophenyl)-1-phenyl-1h-pyrazol-4-yl]acetonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 293.75 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-[3-(4-chlorophenyl)-1-phenyl-1h-pyrazol-4-yl]acetonitrile 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 | C17H12ClN3 |
| Molecular Weight | 293.75 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related chlorophenyl Standards
- 1-[3-(4-chlorophenyl)prop-2-enoyl]piperidine-2-carboxylic acid (CAS 1103961-49-4)
- N-(2-Chlorophenyl)dibenzo[b,d]furan-4-amine (CAS 1421599-28-1)
- Ethyl 4-(2-chlorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 176383-21-4)
- (1-(4-Chlorophenyl)-1H-1,2,3-triazol-4-yl)methyl pivalate (CAS 338419-28-6)
- (4Z)-1-(4-Chlorophenyl)-4-[(dimethylamino)methylidene]-3-ethoxy-4,5-dihydro-1H-pyrazol-5-one (CAS 338751-00-1)
- [1-(4-Chlorophenyl)-1H-1,2,3-triazol-4-yl]methyl pentanoate (CAS 338419-23-1)
- 5-(4-Chlorophenyl)-5-(pyrrolidine-1-carbonyl)dihydrofuran-2(3H)-one (CAS 39832-63-8)
- Ethyl 3-(4-(3-chlorophenyl)-2-methyloxazol-5-yl)propanoate (CAS 89150-16-3)
Recommended Standards
- 2-((5-Chloroquinolin-8-yl)oxy)butan-2-yl acetate (CAS 88350-03-2)
- 2-Chloro-6-(1-(4,6-dimethoxypyrimidin-2-yl)ethyl)aniline (CAS 874195-99-0)
- 1-(5-(Tert-butyl)isoxazol-3-yl)-3-(4-chlorophenyl)urea (CAS 55807-85-7)
- 3-(4-Chlorobenzyl)-4-hydroxy-1-(2-methoxyethyl)pyridin-2(1H)-one (CAS 477846-43-8)
- 4-(tert-Butyl)-2-methylthiazole (CAS 15679-11-5)
- 2-(Tetrahydro-2H-thiopyran-4-yl)ethan-1-ol (CAS 123095-08-9)
- 1-(5-Methyl-6-(4-methylpiperazin-1-yl)pyridin-3-yl)ethanol (CAS 1355218-91-5)
- 3,6-Dimethoxybenzene-1,2-diol (CAS 109765-60-8)
- (6-(Trifluoromethyl)-1H-indazol-3-yl)methanol (CAS 1360929-95-8)
- [2-(Trifluoromethoxy)phenyl]thiourea (CAS 175205-24-0)
- n-(4-Bromo-1-ethyl-3-methyl-1h-pyrazol-5-yl)methanesulfonamide (CAS 1492551-50-4)
- tert-Butyl N-[(1S,2R)-rel-2-(6-bromopyridin-3-yl)cyclopropyl]carbamate (CAS 918305-73-4)
- Methyl (2S)-2-[(tert-butoxycarbonyl)amino]-3-(4-cyanophenyl)propanoate (CAS 298693-79-5)
- Calcitonin N-Terminal Flanking Peptide (human) (CAS 118277-01-3)
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