| 摘要 |
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. |
