3-{2-[(4-chlorobenzenesulfonyl)methyl]-4-(pyrrolidine-1-carbonyl)phenyl}-1-(4-chlorophenyl)urea CAS 339101-82-5
| CAS No. | 339101-82-5 |
| Molecular Formula | C25H23Cl2N3O4S |
| Molecular Weight | 532.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-{2-[(4-chlorobenzenesulfonyl)methyl]-4-(pyrrolidine-1-carbonyl)phenyl}-1-(4-chlorophenyl)urea (CAS 339101-82-5) is a high-purity analytical reference standard with the molecular formula C25H23Cl2N3O4S and a molecular weight of 532.44 g/mol.
Based on its molecular formula C25H23Cl2N3O4S, 3-{2-[(4-chlorobenzenesulfonyl)methyl]-4-(pyrrolidine-1-carbonyl)phenyl}-1-(4-chlorophenyl)urea contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 532.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 3-{2-[(4-chlorobenzenesulfonyl)methyl]-4-(pyrrolidine-1-carbonyl)phenyl}-1-(4-chlorophenyl)urea 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 | C25H23Cl2N3O4S |
| Molecular Weight | 532.44 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related chlorobenzenesulfonyl Standards
- 1-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrobenzoyl}-4-(4-chlorophenyl)piperazine (CAS 337921-09-2)
- [5-(4-Chlorobenzenesulfonyl)-1-methyl-3-phenyl-1H-pyrazol-4-yl]methyl 3-(trifluoromethyl)benzoate (CAS 318289-04-2)
- [5-(4-Chlorobenzenesulfonyl)-1-methyl-3-phenyl-1H-pyrazol-4-yl]methyl 2,4-dichlorobenzoate (CAS 318289-08-6)
- 7-[4-(4-Chlorobenzenesulfonyl)piperazin-1-yl]-2,4-bis(trifluoromethyl)-1,8-naphthyridine (CAS 320417-95-6)
- (2E)-1-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-3-{[4-(trifluoromethoxy)phenyl]amino}prop-2-en-1-one (CAS 338968-29-9)
- 3-[(4-Chlorobenzenesulfonyl)methyl]-N-[(1E)-{[(2,3-dichlorophenyl)methoxy]amino}methylidene]-4-nitrobenzamide (CAS 478262-06-5)
- 4-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-2-(4-chlorophenyl)-1,3-thiazole (CAS 262439-68-9)
- 3-(4-Chlorobenzenesulfonyl)-4-methyl-6-phenyl-2-[3-(trifluoromethyl)phenoxy]pyridine (CAS 339103-52-5)
Recommended Standards
- 2-((5-Cyclohexyl-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(4-iodo-2-methylphenyl)acetamide (CAS 332872-83-0)
- N-(3-acetylphenyl)-3-amino-4,6-bis(4-chlorophenyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 444157-30-6)
- 3-(7-Bromo-9,9-dimethyl-9H-fluoren-2-yl)-9-(4-fluorophenyl)-9H-carbazole (CAS 1207176-72-4)
- Leflunomide impurity 23 (CAS CATO-C4X-167323)
- Ethyl 6-amino-4-hydroxy-2-methylnicotinate (CAS 887572-59-0)
- (S)-2-Amino-N-((1-methylpyrrolidin-2-yl)methyl)acetamide (CAS 1354001-08-3)
- Methyl 2-(6-butyl-2-iminobenzo[d]thiazol-3(2H)-yl)acetate hydrobromide (CAS 1351596-78-5)
- Epn Impurity 1 (CAS 32341-58-5)
- Ethyl 2-amino-4-methyl-5-phenylthiophene-3-carboxylate (CAS 4815-38-7)
- 4-Bromo-2-fluoro-3-hydroxyanisole (CAS 1784923-61-0)
- n-(4-Chlorobenzyl)-4-methoxybutan-1-amine (CAS 1249716-86-6)
- 3-Isopropoxy-4-methoxyphenol (CAS 86636-00-2)
- 2-Chloro-4-methoxy-6-(pyrrolidin-1-yl)-1,3,5-triazine (CAS 633279-31-9)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
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