1-(4-Chlorophenyl)-3-(4-methylbenzenesulfonyl)urea CAS 3955-50-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3955-50-8 |
| Molecular Formula | C14H13ClN2O3S |
| Molecular Weight | 324.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-(4-Chlorophenyl)-3-(4-methylbenzenesulfonyl)urea (CAS 3955-50-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H13ClN2O3S. Molecular weight: 324.78 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H13ClN2O3S |
| Molecular Weight | 324.78 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- {[1-(4-chlorobenzyl)-4-formyl-3-methyl-1H-pyrazol-5-yl]thio}acetic acid (CAS 956568-50-6)
- 2-((1-(2-Chlorobenzyl)-4-formyl-3-methyl-1H-pyrazol-5-yl)thio)acetic acid (CAS 956568-51-7)
- (3E)-3-{[(2-chloro-1,3-thiazol-5-yl)methoxy]imino}-1-(4-methoxyphenyl)propan-1-one (CAS 339105-53-2)
- N-((1-(2-Fluoroethyl)-1H-pyrazol-4-yl)methyl)-3-methylbutan-1-amine hydrochloride (CAS 1856095-99-2)
- 5-Chloro-8-methylquinazoline (CAS 1357301-41-7)
- Atogepant Impurity 64 (CAS CATO-C4X-328564)
- tert-Butyl 3-amino-1-oxa-8-azaspiro[4.5]decane-8-carboxylate oxalate (CAS 2205334-86-5)
- 2-(2,2-Difluoro-2H-1,3-benzodioxol-4-yl)acetic acid (CAS 531508-33-5)
- N-(3-chloro-4-methylphenyl)-2-(2-formylphenoxy)acetamide (CAS 553674-60-5)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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