申请人:Firmenich SA
公开号:US05118865A1
公开(公告)日:1992-06-02
Novel compounds of formula ##STR1## wherein the dotted lines indicate the location of a single or double bond, symbol R.sup.1 stands for a hydrogen atom or a methyl radical, symbol R.sup.2 represents a linear or branched, saturated or unsaturated, C.sub.1 to C.sub.4 alkyl radical, provided that R.sup.1 is not hydrogen when R.sup.2 represents a methyl or n-propyl radical and the ring is saturated. Compounds (Ia) are useful as perfuming ingredients. A process for their preparation is disclosed.
式子为##STR1##的新型化合物,其中虚线表示单键或双键的位置,符号R.sup.1代表氢原子或甲基基团,符号R.sup.2表示线性或分支的,饱和或不饱和的,C.sub.1到C.sub.4的烷基基团,但当R.sup.2代表甲基或正丙基基团且环是饱和的时,R.sup.1不是氢。化合物(Ia)可用作香料成分。公开了它们的制备方法。