N-(4-(1H-Imidazol-1-yl)phenyl)-4-(tert-butyl)benzenesulfonamide CAS 945526-43-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 945526-43-2 |
| Molecular Formula | C19H21N3O2S |
| Molecular Weight | 355.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
N-(4-(1H-Imidazol-1-yl)phenyl)-4-(tert-butyl)benzenesulfonamide (CAS 945526-43-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H21N3O2S. Molecular weight: 355.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H21N3O2S |
| Molecular Weight | 355.45 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- N-((1-Ethylpyrrolidin-2-yl)methyl)-2-methoxy-5-(N-methylsulfamoyl)benzamide (CAS 51489-20-4)
- N-(4-fluorophenyl)-8-methyl-4H-thieno[3,2-c]thiochromene-2-carboxamide (CAS 477887-21-1)
- Ethyl 2-cinnamamido-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 76981-77-6)
- Methyl 2-(1,3-dioxo-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazin-4-yl)acetate (CAS 1059195-96-8)
- 3-(chloromethyl)-2,6-dimethylpyridine hydrochloride (CAS 582303-11-5)
- 3H-Imidazo[4,5-b]pyridine-6-boronic Acid (CAS 1374263-88-3)
- 2-Bromo-3-chloro-5-fluorotoluene (CAS 1242339-16-7)
- Vonoprazan Impurity 307 (CAS CATO-C4X-1020307)
- N-(3-Chloro-2-quinoxalinyl)-4-fluorobenzenesulfonamide (CAS 488744-02-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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