Process for the production of 8.alpha., 12-oxido-13,
14,15,16-tetranorlabdane
    11.
    发明授权
    Process for the production of 8.alpha., 12-oxido-13, 14,15,16-tetranorlabdane 失效
    生产8α,12-氧化-13,14,15,16-四硝基拉丹的方法

    公开(公告)号:US5811560A

    公开(公告)日:1998-09-22

    申请号:US836162

    申请日:1997-05-05

    IPC分类号: C07B41/04 C07D307/92

    CPC分类号: C07D307/92

    摘要: The invention pertains to a method for preparing 8-alpha,12-oxido-13,14,15,16, -tetranorlabdane by cyclizing a mixture of hydroxy-olefins (I)-(III. See the specification for their formulae. The cyclization is carried out in the presence of 10 to 100 wt. % acid, relative to the mixture of compounds (I) to (III).

    摘要翻译: PCT No.PCT / EP95 / 04225 Sec。 371日期:1997年5月5日 102(e)日期1997年5月5日PCT提交1995年10月27日PCT公布。 公开号WO97 / 14310PC 日期1996年5月17日本发明涉及通过环化羟基烯烃(I) - (III。)的混合物来制备8-α,12-氧化-13,14,15,16-四硝基拉丹丹的方法 相对于化合物(I)至(III)的混合物,环化反应在10至100重量%的酸存在下进行。

    Process for the production of 8 .alpha.,
12-oxido-13,14,15,16-tetranorlabdane
    12.
    发明授权
    Process for the production of 8 .alpha., 12-oxido-13,14,15,16-tetranorlabdane 失效
    生产8α,12-氧化-13,14,15,16-四硝基拉丹的方法

    公开(公告)号:US5670670A

    公开(公告)日:1997-09-23

    申请号:US647929

    申请日:1996-05-31

    CPC分类号: C07D307/92

    摘要: In a process for the production of 8.alpha.,12-oxido-13,14,15,16-tetranorlabdane by dehydration of 8.alpha.,12-dihydroxy-13,14,15,16-tetranorlabdane (diol), wherein the diol is subjected to cyclizing dehydration in the presence of 5 to 80% by weight, based on the diol, of at least one alumino layer silicate selected from K catalysts which have an acid charge of less than 100 mval/100 g.

    摘要翻译: PCT No.PCT / EP94 / 03889 Sec。 371日期:1996年5月31日 102(e)日期1996年5月31日PCT 1994年11月24日PCT PCT。 WO95 / 15320BC公开号 日期:1995年6月8日在8α,12-二羟基-13,14,15,16-四去甲二醇(二醇)脱水制备8α,12-氧化-13,14,15,16-四硝基拉丹的方法中, 其中所述二醇在基于二醇的5-80重量%存在下进行环化脱水的至少一种选自具有小于100m 2 / 100g酸性电荷的K催化剂的铝硅酸盐硅酸盐。

    Use of hexenal derivates as perfumes
    16.
    发明申请
    Use of hexenal derivates as perfumes 失效
    使用己烯醛衍生物作为香料

    公开(公告)号:US20050130875A1

    公开(公告)日:2005-06-16

    申请号:US10503588

    申请日:2003-02-10

    摘要: The invention relates to hexenal derivatives of general structure (I), in which one of the bonds represented by dashes is a C—C single bond and the other is a C═C double bond, with the proviso that the C═C double bond can have a Z or E configuration, provided that it is in the C¾ position. Said derivatives are characterised by an interesting and original perfume that pervades a wide area and are suitable for use as perfumes, for example in cosmetic preparations, technical products or the alcohol-based perfume industry.

    摘要翻译: 本发明涉及一般结构(I)的己烯醛衍生物,其中由破折号表示的一个键为CC单键,另一个为CC双键,条件是CC双键可具有Z或E 配置,只要它在C¾位置。 所述衍生物的特征在于一种有趣且原始的香料,其广泛应用于适合用作香料的化妆品制剂,技术产品或醇基香料工业中。

    Cyclic ketals, fragrance compositions containing the same and methods of using the same
    17.
    发明授权
    Cyclic ketals, fragrance compositions containing the same and methods of using the same 失效
    环状缩酮,含有其的香料组合物及其使用方法

    公开(公告)号:US06864225B2

    公开(公告)日:2005-03-08

    申请号:US10275532

    申请日:2001-04-28

    摘要: Compounds of the general formula (I) are described: wherein each of R1, R2, R3, R4, R5 and R6 independently represents a substituent selected from the group consisting of hydrogen, methyl, ethyl, n-propyl, and isopropyl; an wherein x represents either 0 or 1. The compounds are useful as fragrances and as added components in fragrance blends. Methods of improving the harmony, emanation, naturalness an staying power of other fragrance ingredients by the addition of such compounds are also described.

    摘要翻译: 描述通式(I)的化合物:其中R 1,R 2,R 3,R 4,R 5和R 6各自独立地表示选自 由氢,甲基,乙基,正丙基和异丙基组成的基团; 其中x表示0或1.该化合物可用作香料和香料混合物中的添加成分。 还描述了通过添加这种化合物来改善其和香料成分的和谐,散发,自然的保持力的方法。

    Methods of providing a fragrance to a composition and methods of enhancing fragrances using bicyclo[3.3.0]-oct(adi)ene hydroformylation products
    20.
    发明授权
    Methods of providing a fragrance to a composition and methods of enhancing fragrances using bicyclo[3.3.0]-oct(adi)ene hydroformylation products 失效
    向组合物提供香料的方法和使用双环[3.3.0] - 辛酸(adi)烯加氢甲酰化产物增强香料的方法

    公开(公告)号:US06537963B1

    公开(公告)日:2003-03-25

    申请号:US09673376

    申请日:2000-10-16

    申请人: Thomas Markert

    发明人: Thomas Markert

    IPC分类号: A61K746

    CPC分类号: C11B9/0049 C11B9/0003

    摘要: The use of bicyclic aldehydes as odorous materials, which can be produced through partial or total hydroformylation of bicyclo[3.3.0]-oct(adi)enes, is described. The fragrance enhancing capacity of the compounds is described in methods for their use both as perfumes and perfume enhancers or boosters.

    摘要翻译: 描述了可以通过双环[3.3.0] - 辛(eni)的部分或全部加氢甲酰化产生双环醛作为气味材料的用途。 在其用作香料和香料增强剂或增效剂的方法中描述了化合物的香味增强能力。