| 摘要 |
Novel aspartylamide derivatives such as N-( alpha -L-aspartyl-(1R,2S,4S)-1-methyl-2-hydroxy-4-phenylhexylamide, N- alpha -7(N'-3,3-dimethylbutylaspartyl)-(1R,2S,4S)-1-methyl-2-hydroxy-4-phenylhexylamide) and the like, and a sweetener containing the above-mentioned derivatives or salts thereof as an active ingredient, is low-calory and which exhibits a high level of stability, an excellent safety and an excellent sweetness.
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