Sulfisoxazole
Sulfisoxazole (CAS: 127-69-5), with the empirical formula C11H13N3O3S and a molecular weight of 267.30 g/mol, is a bioactive small molecule. It functions as an antagonist and has been utilized in environmental studies to assess pollution loads via bacterial reporter panels. This compound is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- 4-Amino-N-(3,4-dimethyl-5-isoxazolyl)benzenesulfonamide,N1-(3,4-Dimethyl-5-isoxazolyl)sulfanilamide
- Synonyms
- 4-Amino-N-(3,4-dimethyl-5-isoxazolyl)benzenesulfonamideN1-(3,4-Dimethyl-5-isoxazolyl)sulfanilamide

Environmental Pollution Load Assessment
Sulfisoxazole has been employed in scientific research to test bacterial reporter panels. This application helps in providing information regarding the pollution load present in the environment.
Bioactive Small Molecule Research
As a bioactive small molecule, Sulfisoxazole serves as a valuable tool in various research fields. Its properties make it suitable for studies in cell biology and signal transduction pathways.
Therapeutic Drug Candidate Research
Sulfisoxazole is categorized as an approved therapeutic/drug candidate. It may be used in preclinical research exploring its potential biological activities and mechanisms of action.
| Molecular weight | 267.30 |
|---|---|
| Empirical formula | C11H13N3O3S |
| Assay | ≥99.0% |
| Solubility | acetone: complete50 mg/ml10% HCl: complete33 mg/mL, clear, colorless to faintly yellowalcohol: slightly solublechloroform: insoluble |
| Storage temperature | 2-8°C |
| Application | Sulfisoxazole was one of the antibiotics tested on bacterial reporter panel that gave information on pollution load on the environment.11 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Ednra(24326) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sulfisoxazole used for?
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Sulfisoxazole is used in environmental studies to assess pollution loads using bacterial reporter panels and as a bioactive small molecule in research, including studies of cell biology and as a therapeutic drug candidate.
What is the CAS number and formula for Sulfisoxazole?
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The CAS number for Sulfisoxazole is 127-69-5, and its empirical formula is C11H13N3O3S.
What grade and purity does Tech Serve Solutions supply for Sulfisoxazole?
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Tech Serve Solutions supplies Sulfisoxazole with an assay of ≥99.0%. We do not represent this product as USP, BP, or EP grade.
How should Sulfisoxazole be handled safely?
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Sulfisoxazole requires careful handling. It is classified as a skin, eye, and respiratory irritant (H315, H319, H335). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used. Ensure good ventilation.
How is Sulfisoxazole packaged and shipped?
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Sulfisoxazole is typically stored at 2-8°C. Packaging and shipping procedures are conducted in accordance with international regulations for chemical export, ensuring product integrity and safety.
How can I request a quote or sample for Sulfisoxazole?
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To request a quote or a sample of Sulfisoxazole, please contact our sales department via the website or provide your details through the product inquiry form.
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