| abstract |
A method of masking the off-taste of an artificial or natural sweetener, comprising the addition to the sweetener of at least one compound according to the formula (I), in which R1 is selected from H, C 1 -C 4 alkyl and Ph; R2 is selected from H and Me; R3 is selected from H, C 1 -C 4 alkyl and Ph; R4 is selected from H and C 1 -C 4 alkyl: or R3, R4 together form a five, six or seven-membered aliphatic ring. |