Process for the production of 8 .alpha.,
12-oxido-13,14,15,16-tetranorlabdane
    1.
    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。

    Process for the production of 8.alpha., 12-oxido-13,
14,15,16-tetranorlabdane
    3.
    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。

    2,3, 5, 5-tetramethylhexanal derivatives
    6.
    发明授权
    2,3, 5, 5-tetramethylhexanal derivatives 失效
    2,3,5,5-四甲基己醛衍生物

    公开(公告)号:US07060668B2

    公开(公告)日:2006-06-13

    申请号:US10469829

    申请日:2002-02-26

    IPC分类号: A61K7/46

    摘要: The invention relates to compounds of the general formula (1), wherein R represents a group CH═N—OH or a group CN. The inventive compounds are characterized by interesting and original odor characteristics which diffuse extremely well and are suitable for use as fragrances, for example in cosmetic preparations, technical products or in alcoholic perfumery.

    摘要翻译: 本发明涉及通式(1)的化合物,其中R代表基团CH-N-OH或基团CN。 本发明化合物的特征在于有趣和原始的气味特征,其扩散得非常好并且适合用作香料,例如在化妆品制剂,技术产品或酒精香料中。

    Use of unsaturated ketones as a perfume
    7.
    发明申请
    Use of unsaturated ketones as a perfume 审中-公开
    使用不饱和酮作为香水

    公开(公告)号:US20050119158A1

    公开(公告)日:2005-06-02

    申请号:US10507203

    申请日:2003-02-17

    CPC分类号: C11B9/0034

    摘要: Unsaturated ketones of general formula (I) where the groups R1, R2, R3, R4 and R5 independently ═H or 1-6 C alkyl groups, which can be saturated or unsaturated, straight-chained, branched or cyclic are characerised by an interesting and original odour characteristic with good emanation and are suitable for use as perfumes, for example in cosmetic preparations, technical products or alcoholic perfumery.

    摘要翻译: 通式(I)的不饱和酮,其中基团R 1,R 2,R 3,R 4和R 5独立地是-H或1-6C烷基,其可以是饱和或不饱和的,直链,支链或环状的,被一个有趣的 并具有良好发散的原始气味特征,适合用作香料,例如化妆品制剂,技术产品或酒精香料。

    Use of hexenal derivatives as perfumes
    10.
    发明授权
    Use of hexenal derivatives as perfumes 失效
    使用己烯醛衍生物作为香料

    公开(公告)号:US07259135B2

    公开(公告)日:2007-08-21

    申请号:US10503588

    申请日:2003-02-10

    IPC分类号: A61Q13/00 A61K8/18

    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。