N-substituted derivatives of aspartame useful as sweetening agents
OwnerClaude Nofre, Jean-Marie Tintiinventors
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Abstract
Lower alkyl esters of compounds of the formula ##STR1## wherein Z is hydrogen or hydroxyl and R is a hydrocarbyl group optionally substituted by hydroxy and/or alkoxy group, are useful as sweetening agents.
Claims7
A compound of the general formula ##STR13## in which R is selected from CH.sub.3 (CH.sub.2).sub.2 CH.sub.2, (CH.sub.3).sub.2 CHCH.sub.2, (CH.sub.3).sub.2 CHCH.sub.2 CH.sub.2, CH.sub.3 CH.sub.2 CH(CH.sub.3)CH.sub.2, (CH.sub.3 CH.sub.2).sub.2 CHCH.sub.2, (CH.sub.3).sub.3 CCH.sub.2 CH.sub.2, cyclohexyl, cycloheptyl, cyclooctyl, cyclopentylmethyl, cyclohexylmethyl, 3-phenylpropyl, 3-methyl-3-phenylpropyl, 3,3-dimethylcyclopentyl, 3-methylcyclohexyl, 3,3,5,5-tetramethylcyclohexyl, 2-hydroxycyclohexyl, 3-(4-hydroxy-3-methoxyphenyl)propyl, 3-(4-hydroxy-3-methoxyphenyl)-2-propenyl, 3-(4-hydroxy-3-methoxyphenyl)-1-methylpropyl and 3-(4-hydroxy-3-methoxyphenyl)-1-methyl-2-propenyl groups, X is selected from CH.sub.3, CH.sub.2 CH.sub.3, CH(CH.sub.3).sub.2, CH.sub.2 CH.sub.2 CH.sub.3 and C(CH.sub.3).sub.3 groups and Z is a hydrogen atom or an OH group;
- and edible salts thereof.
Dependencies are inferred from the claim text.