Multiple Names:
Equal;
L-Alpha-Aspartyl-L-Phenylalanine-Methylester;
L-Aspartyl-L-Phenylalanine Methyl Ester;
L-Phenylalanine, N-L-Alpha-Aspartyl-, 1-Methyl Ester;
Nutrasweet;
Methyl Alpha-Aspartylphenylalaninate;
Methyl L-Alpha-Aspartyl-L-Phenylalaninate;
APM.
CAS No. 22839-47-0; 7421-84-3
EC No. 245-261-3
MF No. C14H18N2O5
MW No. 294.3031
Assay Item | Standard |
Sweetness | 0.636 mg/dL |
Calorific Value | 4186 kJ/kg |
Decomposition in Ethanol | 0.26 mg/dL |
Water Solubility | 1% |
PH | 3~5 |
The first of the dipeptides to be found to have a sweet taste.
Its solubility is about 1% in water and 0.26 mg/dL in ethanol. It can be used as a non-nutritive sweetener.
It is very stable at room temperature and weak acid (pH 3~5) and will decompose into non-toxic and odorless diketopiperazine under long time high temperature and strong alkali conditions.
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