| 摘要 |
Amides of L-aspartyl-D-amino acid dipeptides of the formula <IMAGE> (I) and physiologically acceptable cationic and acid addition salts thereof wherein Ra is methyl, ethyl, n-propyl or isopropyl; R is a branched member selected from the group consisting of fenchyl, diisopropylcarbinyl, d-methyl-t-butylcarbinyl, d-ethyl-t-butylcarbinyl, di-t-butylcarbinyl, 2-methylthio-2,4-dimethylpentan-3-yl, <IMAGE> <IMAGE> <IMAGE> <IMAGE> <IMAGE> said amides are potent sweeteners having advantages over the prior art, edible compositions containing them, methods for their use in edible compositions and novel amine and amide intermediates useful in their production. |
