Patent ID: 8101223

Claim:
A flavour composition comprising at least 0.1 wt. % of one or more flavouring substances and between 0.001 and 95 wt. % of one or more flavour modulating substances represented by formula (I), edible salts thereof and edible esters thereof: wherein: R 1 and R 2 independently represent: a hydroxyl group; an amino acid residue; the residue of a peptide; or a moiety represented by the formula —NH—X, wherein X represents: 1) C1-C4 alkyl or C4-C7 aralkyl, each substituted with a substituent selected from hydroxyl or C1-C3 alkoxyl, and each optionally further substituted with one or more substituents selected from hydroxyl, oxo, C1-C3 alkoxyl and C1-C3 alkyl; 2) a purine or pyrimidine radical, each optionally substituted with one or more substituents selected from the group of amino, oxo, methyl and monosaccharide units, said monosaccharide unit optionally being esterified with a mono-, di- or triphosphate group; or 3) C5-C7 polyhydroxy carboxylic acid or an intramolecular-condensation product thereof; or 4) C5-C7 polyhydroxy carbonyl or an intramolecular-condensation product thereof; and wherein R 3 represents hydrogen or C1-C3 alkyl; with the proviso that if one of R 1 and R 2 represents a hydroxyl group, the other one does not represent a hydroxyl group or the residue of tyrosine.