4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(3-(trifluoromethyl)phenyl)-1H-pyrazole-1-carboxamide CAS 251096-66-9
| CAS No. | 251096-66-9 |
| Molecular Formula | C17H9ClF6N4O |
| Molecular Weight | 434.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(3-(trifluoromethyl)phenyl)-1H-pyrazole-1-carboxamide is closely related to a steroid core, 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.
4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(3-(trifluoromethyl)phenyl)-1H-pyrazole-1-carboxamide (CAS 251096-66-9) is a high-purity analytical reference standard with the molecular formula C17H9ClF6N4O and a molecular weight of 434.72 g/mol.
4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(3-(trifluoromethyl)phenyl)-1H-pyrazole-1-carboxamide (C17H9ClF6N4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C17H9ClF6N4O |
| Molecular Weight | 434.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 3-Chloro-2-{5-methyl-1-[4-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carbonyl}-5-(trifluoromethyl)pyridine (CAS 900019-40-1)
- 7-Chloro-4-nitro-1-(3-(trifluoromethyl)phenoxy)acridin-9(10H)-one (CAS 61290-22-0)
- Ethyl 5-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-4,6-dioxo-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-3-carboxylate (CAS 339096-68-3)
- 4-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N-[(phenylcarbamoyl)amino]benzamide (CAS 1092343-35-5)
- 2-(2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)amino)ethyl)-4-(1H-pyrrol-1-yl)isoindoline-1,3-dione (CAS 339101-76-7)
- Ethyl 5-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazine-1-carbonyl}-4,5-dihydro-1,2-oxazole-3-carboxylate (CAS 477864-85-0)
- 4-((2-Chloro-6-fluorobenzyl)oxy)-3-ethoxy-5-iodobenzaldehyde (CAS 944666-98-2)
- 4-chloro-5-iodo-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1015609-83-2)
Recommended Standards
- Didodecyl sulfate (CAS 2649-11-8)
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- 8-Bromo-4-chloro-2,3-diphenylfuro[3,2-c]quinoline (CAS 675597-82-7)
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- 6-Bromo-8-iodoquinoline (CAS 1078160-90-3)
- 6-Benzyl-2-(dimethylamino)-4a,5,6,7,8,8a-hexahydropyrido[4,3-d]pyrimidin-4(3H)-one (CAS 1823551-33-2)
- 4-Chloro-1-(1h-pyrazol-1-ylmethyl)-1h-pyrazole-3-carboxylic acid (CAS 1006473-31-9)
- (Z)-2-phenylbut-2-enoic acid (CAS 3127-67-1)
- 4-Chlorothieno[3,2-d]pyrimidine-6-carboxylic Acid (CAS 875515-76-7)
- 2-amino-N-(cyanomethyl)acetamide, methanesulfonic acid (CAS 117087-84-0)
- Semaglutide impurity 233 (CAS CATO-C4X-2226233)
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