Use of a compound according to Formula [I]:
or a salt thereof to produce a cooling sensation, wherein R
1
and R
2
are independently selected from hydrogen or halogen atoms; hydroxy, cyano, nitro, mercapto, carbonyl, sulfone and carboxy groups; or optionally substituted alkyl, alkenyl, alkoxy, alkylthio, aryl, aryloxy, arylthio, amino, siloxy, ester and heterocyclic groups, with the proviso that when R
1
is 2-hydroxyphenyl, R
2
is other than 3-nitrophenyl.
使用公式[I]中的化合物或其盐制备冷却感,其中R1和R2分别选自氢或卤素原子;羟基,
氰基,硝基,巯基,羰基,磺酰基和羧基;或者可选择取代的烷基,烯基,烷氧基,烷
硫基,芳基,芳氧基,芳
硫基,
氨基,
硅氧基,酯基和杂环基,但是当R1为2-羟基苯基时,R2不能为3-
硝基苯基。