Used as cooling agents are the compounds of 1/7-isopropyl-4/5-methyl-bicyclo[2.2.2]oct-5-ene derivatives of the formula (I)
wherein
R
1
and R
2
are independently hydrogen, hydroxyl, hydroxymethyl, carboxy, or C(O)NHR, wherein R is methyl, ethyl, propyl, isopropyl, or cyclopropyl;
with the proviso that R
1
and R
2
are not both hydrogen.
作为冷却剂使用的化合物是公式(I)的1/7-异丙基-4/5-甲基-双环[2.2.2]辛-5-烯衍
生物,其中R1和R2分别为氢、羟基、羟甲基、羧基或C(O)NHR,其中R为甲基、乙基、丙基、异丙基或环丙基;但是R1和R2不能同时为氢。