METHOD FOR THE PRODUCTION OF CYCLIC KETONES
    12.
    发明申请
    METHOD FOR THE PRODUCTION OF CYCLIC KETONES 失效
    生产环状酮的方法

    公开(公告)号:US20090326276A1

    公开(公告)日:2009-12-31

    申请号:US12306827

    申请日:2007-06-27

    IPC分类号: C07C45/27

    摘要: The present invention relates to a process for preparing a cyclic ketone having from 7 to 16 carbon atoms, which comprises at least the steps(a) oxidation of a composition (I) comprising at least one cyclic alkene which has from 7 to 16 carbon atoms and at least one C—C double bond by means of dinitrogen monoxide to give a composition (A),(b) treatment of the composition (A) with at least one base to give a composition (B),(c) hydrogenation of the composition (B) in the presence of at least one catalyst to give a composition (C),(d) purification of the composition (C), comprising at least the steps(di) thermal treatment of the composition (C) with at least one acid or at least one catalyst comprising at least one transition metal,(dii) further purification by a method selected from the group consisting of distillation, extraction and crystallization.

    摘要翻译: 本发明涉及一种制备具有7至16个碳原子的环酮的方法,其至少包括步骤(a)氧化包含至少一个具有7至16个碳原子的环烯烃的组合物(I) 和至少一个CC双键,得到组合物(A),(b)用至少一种碱处理组合物(A),得到组合物(B),(c)组合物的氢化 (B)在至少一种催化剂的存在下,得到组合物(C),(d)组合物(C)的纯化,至少包括步骤(ii)组合物(C)的热处理至少一种 酸或至少一种包含至少一种过渡金属的催化剂,(dii)通过选自蒸馏,萃取和结晶的方法进一步纯化。

    Process for preparing pure cyclododecanone
    14.
    发明授权
    Process for preparing pure cyclododecanone 有权
    制备纯环十二酮的方法

    公开(公告)号:US08188320B2

    公开(公告)日:2012-05-29

    申请号:US12694815

    申请日:2010-01-27

    IPC分类号: C07C45/27

    摘要: The present invention relates to a process for preparing at least one cyclic compound with Z cycles and 7 to 16 carbon atoms with a keto group, at least comprising the stages: (a1) oxidation of a composition (A), at least comprising one cyclic olefin with Z cycles and 7 to 16 carbon atoms and at least two C—C double bonds, by means of dinitrogen monoxide to give a composition (A1), (a2) separating off the at least one cyclic olefin with Z cycles and 7 to 16 carbon atoms with at least two C—C double bonds from the composition (A1) in order to obtain a composition (A2), and (b) distillative treatment of the composition (A2) from step (a2) in order to obtain a composition (B), comprising the at least one cyclic compound with Z cycles and 7 to 16 carbon atoms with a keto group and less than 1.0% by weight of the at least one compound with Z−1 cycles and 7 to 16 carbon atoms with at least one aldehyde group, where Z can be 1, 2, 3 or 4.

    摘要翻译: 本发明涉及一种制备具有Z环和至少具有7至16个碳原子的酮基的至少一种环状化合物的方法,至少包括以下步骤:(a1)组合物(A)的氧化,至少包含一个环状 烯烃,Z循环和7至16个碳原子和至少两个C-C双键,借助于一氧化二氮,得到组合物(A1),(a2)以Z循环分离至少一种环状烯烃, 16个碳原子与来自组合物(A1)的至少两个C-C双键,以获得组合物(A2),和(b)从步骤(a2)中的组合物(A2)的蒸馏处理,以获得 组合物(B),其包含至少一种Z循环的环状化合物和具有酮基的7至16个碳原子和小于1.0重量%的至少一种具有Z-1循环和7至16个碳原子的化合物, 至少一个醛基,其中Z可以是1,2,3或4个。

    Method for the production of cyclic ketones
    15.
    发明授权
    Method for the production of cyclic ketones 失效
    环酮生产方法

    公开(公告)号:US07714172B2

    公开(公告)日:2010-05-11

    申请号:US12306827

    申请日:2007-06-27

    IPC分类号: C07C45/27

    摘要: The present invention relates to a process for preparing a cyclic ketone having from 7 to 16 carbon atoms, which comprises at least the steps (a) oxidation of a composition (I) comprising at least one cyclic alkene which has from 7 to 16 carbon atoms and at least one C—C double bond by means of dinitrogen monoxide to give a composition (A), (b) treatment of the composition (A) with at least one base to give a composition (B), (c) hydrogenation of the composition (B) in the presence of at least one catalyst to give a composition (C), (d) purification of the composition (C), comprising at least the steps (di) thermal treatment of the composition (C) with at least one acid or at least one catalyst comprising at least one transition metal, (dii) further purification by a method selected from the group consisting of distillation, extraction and crystallization.

    摘要翻译: 本发明涉及一种制备具有7至16个碳原子的环酮的方法,其至少包括步骤(a)氧化包含至少一个具有7至16个碳原子的环烯烃的组合物(I) 和至少一个C-C双键,得到组合物(A),(b)用至少一种碱处理组合物(A),得到组合物(B),(c)氢化 所述组合物(B)在至少一种催化剂的存在下反应以得到组合物(C),(d)组合物(C)的纯化,所述组合物(C)至少包含步骤(ii)组合物(C) 至少一种酸或至少一种包含至少一种过渡金属的催化剂,(dii)通过选自蒸馏,萃取和结晶的方法进一步纯化。

    PROCESS FOR THE PREPARATION OF CYCLOPENTANONE
    16.
    发明申请
    PROCESS FOR THE PREPARATION OF CYCLOPENTANONE 审中-公开
    制备环丙烷酮的方法

    公开(公告)号:US20100179352A1

    公开(公告)日:2010-07-15

    申请号:US12602836

    申请日:2008-05-27

    IPC分类号: C07C45/28

    CPC分类号: C07C45/28 C07C49/395

    摘要: The invention relates to a method for producing cyclopentanone. Said method comprises the step of reacting a mixture (G1), which contains at least cyclopentene, with a mixture (G2), which contains at least dinitrogen monoxide. The reaction is carried out in at least one reactor (R1) having channels with a diameter in the range of 0.1 mm to 50 mm, the reactor comprising at least two zones (Z1) and (Z2) having channels with different diameters and the diameters of the channels of zone (Z1) being smaller than the diameter of the channels of zone (Z2).

    摘要翻译: 本发明涉及一种生产环戊酮的方法。 所述方法包括使含有至少环戊烯的混合物(G1)与至少含有一氧化二氮的混合物(G2)反应的步骤。 反应在具有直径在0.1mm至50mm范围内的通道的至少一个反应器(R1)中进行,反应器包括至少两个具有不同直径的通道的区域(Z1)和(Z2),并且直径 的区域(Z1)的通道小于区域(Z2)的通道的直径。