| 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, C1-C4 alkyl and Ph; R2 is selected from H and Me; R3 is selected from H, C1-C4 alkyl and Ph; R4 is selected from H and C1-C4 alkyl: or R3, R4 together form a five, six or seven-membered aliphatic ring. |