Process for the preparation of .alpha.,.beta.-and
.beta.,.gamma.-unsaturated ketones
    6.
    发明授权
    Process for the preparation of .alpha.,.beta.-and .beta.,.gamma.-unsaturated ketones 失效
    制备α,β和β,γ-不饱和酮的方法

    公开(公告)号:US4453011A

    公开(公告)日:1984-06-05

    申请号:US405989

    申请日:1982-08-06

    CPC分类号: C07C45/512

    摘要: .alpha.,.beta.-and .beta.,.gamma.-unsaturated ketones of formula ##STR1## possessing a double bond in one of the positions indicated by the dashed lines and wherein R and R.sup.1 have the meaning given above and index n stands for integer 1 or 2, are obtained by a process which consists in treating with a strong base in an inert organic solvent a diallyl carbinol of formula ##STR2## wherein symbol R represents a primary, secondary or tertiary alkyl radical, or a substituted or unsubstituted phenyl radical, and symbol R.sup.1 represents a hydrogen atom or an alkyl radical.

    摘要翻译: 在虚线表示的一个位置具有双键的式(II)的α,β和β,γ-不饱和酮,其中R和R 1具有上面给出的含义,并且索引n代表整数1 或2,通过一种方法获得,该方法包括在惰性有机溶剂中用强碱处理式(I)的二烯丙基甲醇,其中符号R表示伯,仲或叔烷基,或取代或未取代的 苯基,符号R1表示氢原子或烷基。

    Process for the preparation of muscone
    7.
    发明授权
    Process for the preparation of muscone 失效
    肌肉制备工艺

    公开(公告)号:US4335262A

    公开(公告)日:1982-06-15

    申请号:US183722

    申请日:1980-09-03

    摘要: Process for the preparation of muscone starting from pyranic derivatives by treatments thereof with hydrogen in an inert organic solvent and in the presence of a noble metal catalyst.Compound of formula ##STR1## and process for its preparation via dehydrogenation and dehydration of corresponding diol.Process for the preparation of unsaturated macrocyclic ketones of formula ##STR2## wherein the dotted lines stand for a single or a double bond wherein x=1 and y=2, orx=2 and y=1,starting from compound (Ia) via acidic treatment.

    摘要翻译: 通过在惰性有机溶剂中和在贵金属催化剂存在下用氢处理由吡喃衍生物制备肌醇的方法。 式(Ia)的化合物及其通过相应的二醇的脱氢和脱水而制备的方法。 用于制备式(IMA)的不饱和大环酮的方法,其中虚线代表单或双键,其中x = 1和y = 2,或x = 2和y = 1,从化合物(Ia)经由 酸性处理。

    Oxygenated alicyclic compounds
    8.
    发明授权
    Oxygenated alicyclic compounds 失效
    氧化脂环族化合物

    公开(公告)号:US4608445A

    公开(公告)日:1986-08-26

    申请号:US443960

    申请日:1982-11-23

    摘要: The compounds of formulaX--CH.sub.2 --CH(OH)--CH.sub.2 --R (I)wherein symbol R represents a C.sub.1 -C.sub.3 alkyl radical and X a substituted cyclohexyloxy group of formula ##STR1## wherein index n stands for zero or one, the dashed lines indicate a single bond (n=1) or a double bond in position 2 (n=0) or 3 (n=1) and each of symbols R.sup.1 to R.sup.6 designates a hydrogen atom or a methyl radical, are new and can be conveniently utilized as perfuming and flavoring ingredients. They develop in particular woody-ambery notes.

    摘要翻译: 式X-CH 2 -CH(OH)-CH 2 -R(I)的化合物,其中符号R表示C1-C3烷基,X表示式(II)的取代环己氧基,其中指数n表示0或 一个,虚线表示位置2(n = 0)或3(n = 1)中的单键(n = 1)或双键,符号R1至R6中的每一个表示氢原子或甲基, 新颖,可以方便地用作加香和调味成分。 他们发展特别是木本 - 琥珀色的笔记。