4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
Synonym(s):N-{4-{[(5-Methyl-3-isoxazolyl)amino]sulfonyl}phenyl}acetamide;N4-Acetylsulfamethoxazole;Sulfisomezole-N4-acetate
- CAS NO.：21312-10-7
- Empirical Formula: C12H13N3O4S
- Molecular Weight: 295.31
- MDL number: MFCD00205417
- EINECS: 244-330-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:54:44
What is 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide?
Chemical properties
Brown Solid
The Uses of 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
A metabolite of Sulfamethoxazole.
The Uses of 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
A labelled metabolite of Sulfamethoxazole.
What are the applications of Application
N-Acetyl sulfamethoxazole is a sulfamethoxazole metabolite
Definition
ChEBI: A sulfonamide compound having a 4-acetamidophenyl group attached to the sulfur atom and a 1,2-oxazol-3-yl group attached to the nitrogen atom.
Properties of 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
| Melting point: | 222°C dec. |
| Density | 1.3953 (rough estimate) |
| refractive index | 1.6320 (estimate) |
| storage temp. | Inert atmosphere,2-8°C |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | neat |
| pka | 5.60±0.50(Predicted) |
| color | Light Orange to Light Brown |
| Water Solubility | 76mg/L(37 ºC) |
| BRN | 285801 |
Safety information for 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
Computed Descriptors for 4-Acetylamino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide
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![N-[4-(5-METHYL-ISOXAZOL-3-YLSULFAMOYL)-PHENYL]-PHTHALAMIC ACID](https://img.chemicalbook.in/StructureFile/ChemBookStructure21/GIF/CB5836114.gif)
![3-[4-(5-METHYL-ISOXAZOL-3-YLSULFAMOYL)-PHENYLCARBAMOYL]-ACRYLIC ACID](https://img.chemicalbook.in/StructureFile/ChemBookStructure21/GIF/CB3813597.gif)
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