4-Chloro-N-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)benzene-1-sulfonamide CAS 338792-84-0
| CAS No. | 338792-84-0 |
| Molecular Formula | C18H19Cl2F3N4O2S |
| Molecular Weight | 483.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 483.34 g/mol gives 4-Chloro-N-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)benzene-1-sulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Chloro-N-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)benzene-1-sulfonamide (CAS 338792-84-0), molecular formula C18H19Cl2F3N4O2S and molecular weight 483.34 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Chloro-N-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethyl)benzene-1-sulfonamide (C18H19Cl2F3N4O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 483.34 g/mol, it falls into the moderately-high-molecular-weight range. 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.
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 | C18H19Cl2F3N4O2S |
| Molecular Weight | 483.34 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-Chloro-2-(3-chlorophenyl)-5-(4-((4-fluorophenyl)sulfonyl)piperazin-1-yl)pyridazin-3(2H)-one (CAS 477867-39-3)
- 2-Chloro-N-(4-chloro-3-(n-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)sulfamoyl)phenyl)propanamide (CAS 730949-96-9)
- N-(3-Chloro-2-methylphenyl)-2-((5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332947-96-3)
- N-(3-Chloro-4-methylphenyl)-2-((5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 477330-99-7)
- N-(4-Chloro-2-methylphenyl)-2-((5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 476486-05-2)
- N-(5-Chloro-2-methylphenyl)-2-((5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 477329-09-2)
- 5-Chloro-3-((2R,4S)-2-(2,5-difluorophenyl)-4-fluoropyrrolidin-1-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-b]pyridine (CAS 2417549-96-1)
- Methyl 2-(2-((4-(5-chloro-2-methylphenyl)piperazin-1-yl)sulfonyl)-4,5-dimethoxyphenyl)acetate (CAS 497061-01-5)
Recommended Standards
- Ethyl 3-benzoyl-1-(2,4-dichlorobenzyl)-2-methyl-7-oxo-4,7-dihydro-1H-pyrrolo[3,2-b]pyridine-6-carboxylate (CAS 339028-67-0)
- 4,4'-(Benzo[c][1,2,5]selenadiazole-4,7-diyl)bis(3-methoxybenzoic acid) (CAS 2758181-30-3)
- Dapagliflozin Impurity 81 (CAS CATO-C4X-113881)
- N-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)-3-(4-nitrophenoxy)thiophene-2-carboxamide (CAS 339015-29-1)
- 4-Iodo-3,5-dimethylbenzamide (CAS 1206679-91-5)
- 3-Bromo-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 2246849-56-7)
- 1-(2-Amino-4-chlorophenyl)-3-pyrrolidinol (CAS 1220037-87-5)
- 7-Fluoroisoquinoline-1-carbonitrile (CAS 1427501-79-8)
- 6-(Pyridin-3-yl)-9H-purin-2-amine (CAS 918537-06-1)
- Ethyl 2,5-diiodo-4-methyl-1H-pyrrole-3-carboxylate (CAS 5448-13-5)
- N-(2-Methoxyphenyl)-7-phenyl-1,4-thiazepane-4-carboxamide (CAS 1797028-88-6)
- N-[3-(1-Imidazolyl)propyl]-4-chlorobenzenesulfonamide (CAS 105771-36-6)
- ((2S,5S)-5-Methylpyrrolidin-2-yl)methanol hydrochloride (CAS 717102-64-2)
- Semaglutide Impurity 1(OtBu-Ste-D-γGlu(OtBu)-AEEA-AEEA-OH) (CAS CATO-C4X-22261)
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