Ketals, preferably glycerol ketals such as, for example, 1-menthone glycerol ketal or 3,3,5-trimethylcyclohexanone glycerol ketal, have a physiological cooling effect and are therefore suitable as active compounds in compositions which are intended to cause a sensation of freshness on human skin or mucous membrane.
酮缩物,最好是
甘油酮缩物,例如1-
薄荷酮甘油酮缩物或
3,3,5-三甲基环己酮甘油酮缩物,具有生理降温效果,因此适用于作为活性化合物在配方中使用,旨在在人体皮肤或粘膜上产生清新感。