318288-86-7 4-(3-chlorophenyl)-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole KS-000039D1 CAS 318288-86-7
| CAS No. | 318288-86-7 |
| Molecular Formula | C16H10ClF3N2 |
| Molecular Weight | 322.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 318288-86-7 4-(3-chlorophenyl)-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole KS-000039D1 is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
318288-86-7 4-(3-chlorophenyl)-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole KS-000039D1 (CAS 318288-86-7), molecular formula C16H10ClF3N2 and molecular weight 322.71 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H10ClF3N2, 318288-86-7 4-(3-chlorophenyl)-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole KS-000039D1 contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 322.71 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 318288-86-7 4-(3-chlorophenyl)-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole KS-000039D1 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 | C16H10ClF3N2 |
| Molecular Weight | 322.71 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related chlorophenyl Standards
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- (2Z)-2-(4-Chlorophenyl)-3-{[3-(trifluoromethyl)phenyl]amino}prop-2-enenitrile (CAS 338403-10-4)
- 1-(3-Chlorophenyl)-4-(3-(trifluoromethyl)phenyl)-1H-pyrazole (CAS 318288-92-5)
- 5-(4-Chlorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole (CAS 586333-28-0)
- Ethyl 5-(4-chlorophenyl)-4,6-dioxo-3a,5,6,6a-tetrahydro-4H-pyrrolo[3,4-d]isoxazole-3-carboxylate (CAS 338792-98-6)
- (5-((4-Chlorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methanol (CAS 318239-52-0)
- 4-((4-Chlorophenyl)amino)-3-((furan-2-ylmethyl)amino)-4-oxobutanoic acid (CAS 1022917-31-2)
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Recommended Standards
- N-(2-chloro-5-(trifluoromethyl)phenyl)-2-morpholinoacetamide (CAS 297150-40-4)
- Dimethyl 3-chloro-3'-fluorobiphenyl-4,5'-dicarboxylate (CAS 1381944-21-3)
- Methyl 1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperidine-4-carboxylate (CAS 321430-51-7)
- Methyl 2-chloro-4-[3-fluoro-4-(methoxycarbonyl)phenyl]benzoate (CAS 1820648-58-5)
- Thoron (CAS 53669-45-7)
- (2,6-Diethoxyphenyl)methanol (CAS 351002-96-5)
- 4-Bromo-2-fluoro-6-isopropylphenol (CAS 852947-53-6)
- N-{2-[(4-chlorophenyl)sulfanyl]ethyl}-4-methoxybenzamide (CAS 339100-01-5)
- 5-Chlorospiro[isobenzofuran-1(3H),4-piperidin]-3-one (CAS 180160-47-8)
- 2-(Tert-butyl) 5-methyl 5-hydroxy-2-azabicyclo[4.1.0]Heptane-2,5-dicarboxylate (CAS 2387600-60-2)
- 4-Amino-5-fluoropicolinaldehyde (CAS 1289176-99-3)
- 1-(1-(4-Chlorophenyl)-1H-1,2,4-triazol-3-yl)ethanone (CAS 61698-28-0)
- Tert-butyl 6-methylpyridine-2-carboxylate (CAS 575433-87-3)
- Semaglutide238 (CAS CATO-C4X-2226238)
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