Acesulfame potassium
Acesulfame potassium (CAS 55589-62-3, C4H4KNO4S) is a high-intensity artificial sweetener, approximately 200 times sweeter than sucrose. This USP grade, white crystalline powder offers exceptional purity, with an assay of 99.0–101.0% on a dried basis. It is readily soluble in water, making it a versatile ingredient in various applications. Supplied by Tech Serve Solutions, it meets stringent quality standards for its intended uses.
- Synonyms
- Acesulfame KPotassium AcesulfamateE9506-Methyl-1,2,3-oxathiazine-4(3H)-one 2,2-dioxide potassium salt

Food and Beverage Sweetener
Utilised as a non-caloric sweetener in a wide range of food products and beverages, including soft drinks, baked goods, dairy products, and confectionery.
Pharmaceutical Applications
Incorporated into pharmaceutical formulations such as chewable tablets, syrups, and oral suspensions to mask the unpleasant taste of active ingredients.
Tabletop Sweetener
Formulated into granular or powdered sweetener products for direct use by consumers as a sugar substitute.
Intermediate for Organic Synthesis
Can serve as a building block in certain organic synthesis processes due to its specific chemical structure.
| Molecular weight | 201.24 |
|---|---|
| Linear formula | C4H4KNO4S |
| Assay | 99.0–101.0% (on the dried basis, by potentiometry) |
| Grade | USP |
| Form | powder |
| Solubility | Soluble in water; very slightly soluble in acetone and in ethanol (96%) |
| Storage temperature | room temperature |
| Application | High-intensity sweetener (~200× sucrose); food, beverage and pharmaceutical use |
Precautionary statements
- P262Do not get in eyes, on skin, or on clothing
- P264Wash thoroughly after handling
| Protective equipment | Safety glasses, gloves; dust mask (type P2) when handling large quantities |
|---|---|
| Transport (UN / ADR) | Not regulated — not classified as dangerous goods for transport |
| Water hazard class (WGK, DE) | nwg (non-hazardous to water) |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Molecular Formula | C4H4KNO4S |
|---|---|
| Pharmacopoeia | USP |
| Appearance | White crystalline powder or colourless crystals |
| Loss On Drying | ≤ 1.0% |
| Limit Of Fluorides | ≤ 3 ppm |
| Chromatographic Purity | Conforms to USP (any individual related peak ≤ 0.002%) |
| Acidity Alkalinity | Conforms to USP |
| Identification | Infrared absorption; positive identification reaction for potassium |
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 Acesulfame Potassium primarily used for?
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Acesulfame potassium is primarily used as a high-intensity, zero-calorie sweetener in foods, beverages, and pharmaceutical products.
What are the CAS number and molecular formula for Acesulfame Potassium?
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The CAS number for Acesulfame Potassium is 55589-62-3, and its molecular formula is C4H4KNO4S.
What grade and purity does TSS supply for Acesulfame Potassium?
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TSS supplies Acesulfame Potassium in USP grade, with an assay of 99.0–101.0% on the dried basis, ensuring high purity.
How should Acesulfame Potassium be handled and stored?
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Handle Acesulfame Potassium observing good industrial hygiene, avoiding dust formation. Store in a cool, dry, well-ventilated place in tightly closed containers, protecting it from moisture.
Is Acesulfame Potassium classified as hazardous?
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Based on GHS criteria, Acesulfame Potassium is not classified as a hazardous substance or mixture. It is also not regulated as dangerous goods for transport and is non-hazardous to water (WGK Germany: nwg).
How can I request a quote or inquire about bulk quantities?
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Please contact our sales team directly via the website or designated contact channels to request a quote or discuss bulk purchasing options.
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