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Product No. Pack Size Available ADS InfoAnalytical Data Sheet Unit Price Online Order Price Qty
G-1695.0250 250 mg Ships within 3-5 business days  
CHF 473.00
CHF 439.89 (7%)
G-1695.1000 1 g Ships within 1 business day ADSExemplary Data Sheet of a current available lot.
CHF 1,419.00
CHF 1,319.67 (7%)
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Aspartame Impurity A, the diketopiperazine cyclo(Asp-Phe), is the major degradation product of aspartame in food, e.g. during heating. Hence, the pure material is an important reference substance for the analysis of foodstuffs containing this sweetener.
Item Number 4016611
Synonyms Aspartame-Related Compound A, (2S,5S)-5-Benzyl-3,6-dioxo2-piperazineacetic acid
Molecular Formula C₁₃H₁₄N₂O₄
Relative Molecular Mass 262.27
CAS Registry Number [5262-10-2]
EINECS Number 226-075-1
Source Synthetic
Storage Conditions -20 ± 5 °C
Keywords Degradation product of aspatame
Areas of Interest Food Research & Nutrition

Product citations

A.M.Di Pietra et al., Chromatographia, 30, 215 (1990)