The story
Commercial name, from aspartic. The -ame is perhaps because aspartame is an amide. Compare aspartamine.
Etymology from Wiktionary, CC BY-SA 4.0.
aspartame
aspar·tameToday it means: An artificial sweetener, the methyl ester of a dipeptide formed from aspartic acid and phenylalanine, used in many processed foods and beverages. Full definition →