5-[(2-Chlorophenyl)sulfanyl]-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide CAS 321553-40-6
| CAS No. | 321553-40-6 |
| Molecular Formula | C19H15ClF3N3O2S |
| Molecular Weight | 441.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-[(2-Chlorophenyl)sulfanyl]-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide.
5-[(2-Chlorophenyl)sulfanyl]-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 321553-40-6), molecular formula C19H15ClF3N3O2S and molecular weight 441.85 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H15ClF3N3O2S, 5-[(2-Chlorophenyl)sulfanyl]-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 441.85 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-[(2-Chlorophenyl)sulfanyl]-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide 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 | C19H15ClF3N3O2S |
| Molecular Weight | 441.85 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| 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 | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 5-((4-Chlorophenyl)thio)-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 158712-45-9)
- Methyl 4-(4-chlorophenyl)-1-(3,4-dimethoxyphenethyl)-5-formyl-2-methyl-1H-pyrrole-3-carboxylate (CAS 881041-61-8)
- 1-(4-Chlorophenyl)-N-[(3,4-dimethoxyphenyl)methyl]-3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxamide (CAS 380461-32-5)
- 2-(4-Chlorophenyl)-5-(3-ethoxy-4-propoxybenzylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 617694-31-2)
- 2-[4-({4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methyl)piperazin-1-yl]pyrimidine (CAS 477869-40-2)
- N-(4-chlorophenyl)-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040633-95-1)
- N-(2-chlorophenyl)-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040682-45-8)
- N-(3-chlorophenyl)-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040682-53-8)
Recommended Standards
- 4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl 4-methylbenzene-1-sulfonate (CAS 338416-37-8)
- GW 848687X (CAS 612831-24-0)
- [1-Methyl-5-(phenylsulfanyl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]methyl N-(4-chlorophenyl)carbamate (CAS 318239-63-3)
- 2-(2-(1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-indol-3-yl)acetyl)-N-methylhydrazine-1-carbothioamide (CAS 306977-97-9)
- 2,3,4-Tribromothiophene (CAS 3141-25-1)
- trans-2-Nonenal-d (CAS 221681-22-7)
- (E)-3-(5-(2-methoxy-4-nitrophenyl)furan-2-yl)acrylic acid (CAS 765926-61-2)
- (5-Amino-2-fluorophenyl)(pyrrolidin-1-yl)methanone (CAS 1156817-57-0)
- 4-bromobicyclo[2.2.1]heptane-1-carboxylic acid (CAS 15448-85-8)
- N,N-Dimethyl-5-oxotetrahydrofuran-2-carboxamide (CAS 194421-59-5)
- 2-methoxyethyl 3-aminobut-2-enoate (CAS 50899-10-0)
- 4-(8-((4-((1S,4S)-5-Isopropyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)amino)-[1,2,4]triazolo[1,5-a]pyrazin-5-yl)furan-2-carboxamide (CAS 1195065-29-2)
- Tert-butyl 4-(2-hydroxyethyl)-3,3-dimethylpiperidine-1-carboxylate (CAS 958026-99-8)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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