Food & beverage
Intense sweetener for beverages, dairy, confectionery and tabletop products.
Ingredients / Sweeteners & polyols / Aspartame
Sweeteners & polyols
Aspartame (E 951)
Aspartame for U.S. manufacturers, from vetted producers. FCC / USP grade on request. Download the sample spec sheet, then send us your grade and quantity.
TRACED · CERTIFIED · RELIABLE · TRANSPARENT · TESTED
Key facts
| CAS No. | 22839-47-0 |
|---|---|
| E-number (EU) | E 951 |
| Synonyms | Aspartyl phenylalanine methyl ester |
| Chemical formula | C14H18N2O5 |
| Molecular weight | 294,31 |
| Description | White, odourless, crystalline powder having a sweet taste. Approximately 200 times as sweet as sucrose |
| Solubility | Slightly soluble in water and in ethanol |
| Grades | EU Reg. 231/2012 (E 951) sample spec · FCC / USP available on request for U.S. food/pharma use |
| Origin | Confirmed in every offer; stated per lot on the COA |
| Storage, shelf life, packaging | Per the producer's specification, on request |
What aspartame is
Chemical name: N-L-α-Aspartyl-L-phenylalanine-1-methyl ester, 3-amino-N-(α-carbomethoxy-phenethyl)-succinamic acid-N-methyl ester. Formula C14H18N2O5, molecular weight 294,31. White, odourless, crystalline powder having a sweet taste. Approximately 200 times as sweet as sucrose. Slightly soluble in water and in ethanol. (Source: EU Regulation 231/2012, E 951.)
Applications by industry
Sample specification
Values from EU Regulation 231/2012 (E 951), consolidated text of 18.08.2026. Actual values depend on the producer; the producer's specification and the COA for your lot are available on request.
| Assay | Not less than 98 % and not more than 102 % of C14H18N2O5 on the anhydrous basis |
|---|---|
| Loss on drying | Not more than 4,5 % (105 °C, 4 hours) |
| Sulphated ash | Not more than 0,2 % (expressed on dry weight basis) |
| Transmittance | The transmittance of a 1 % solution in 2N hydrochloric acid, determined in a 1-cm cell at 430 nm with a suitable spectrophotometer, using 2N hydrochloric acid as a reference, is not less than 0,95, equivalent to an absorbance of not more than approximately 0,022 |
| Arsenic | Not more than 3 mg/kg (expressed on dry weight basis) |
| Lead | Not more than 1 mg/kg (expressed on dry weight basis) |
| 5-Benzyl-3,6-dioxo-2-piperazineacetic acid | Not more than 1,5 % (expressed on dry weight basis) |
Download the full spec sheet (PDF)
Documents and sourcing
Droplet promise. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Data sheet, SDS and COA on request. Every delivery ships with a COA linked to the delivered lot.
Questions buyers ask
What is aspartame used for?
Typical uses by industry. Food & beverage: Intense sweetener for beverages, dairy, confectionery and tabletop products. Suitability for your product and market is confirmed with the producer's specification.
Which grades can McBoeck supply?
Food grade to EU Regulation 231/2012 (E 951). FCC / USP grade is available on request for U.S. food and pharma use. Particle size and other grade details follow the producer's specification, on request.
Which documents come with aspartame?
Every delivery ships with a COA linked to the delivered lot. Origin confirmed in every offer. Sample lot record on request, from the producer. SDS, allergen and other statements on request.
What does the sample spec sheet show?
Limits for assay, loss on drying, sulphated ash, transmittance, arsenic, lead and 5-benzyl-3,6-dioxo-2-piperazineacetic acid, taken from EU Regulation 231/2012. Actual values depend on the producer; the producer's specification and the lot COA are available on request.
How do I get a quote?
Send us the grade, quantity and delivery location through the quote form or at [email protected]. We work with vetted producers and give you access to U.S.- and EU-stocked material through our partner network.
Related sweeteners & polyols
Acesulfame KErythritolIsomaltMaltitolAll sweeteners & polyols
Need aspartame?
Send us the grade, quantity and delivery location. Email [email protected] or call +1 (713) 766-6811.