Method of making fluorinated alcohols
    1.
    发明授权
    Method of making fluorinated alcohols 失效
    制备氟化醇的方法

    公开(公告)号:US06476279B2

    公开(公告)日:2002-11-05

    申请号:US09759589

    申请日:2001-01-12

    IPC分类号: C07C3134

    摘要: Disclosed are methods of producing fluorinated alcohols which find particular use in the syntheses of pharmaceutical drugs. The methods comprise generally, the steps of (a) reacting a halogenated alkane with an alkyl vinyl ether to form an unsaturated halogenated aldehyde; (b) reducing the unsaturated halogenated aldehyde to form an unsaturated halogenated alcohol; and (c) reducing the unsaturated halogenated alcohol to form a fluorinated alcohol.

    摘要翻译: 公开了在合成药物中特别有用的产生氟化醇的方法。 所述方法通常包括以下步骤:(a)使卤代烷烃与烷基乙烯基醚反应以形成不饱和卤代醛; (b)还原不饱和卤代醛以形成不饱和卤代醇; 和(c)还原不饱和卤代醇以形成氟化醇。

    Catalysts for the preparation of fluorinated alcohols and process for the preparation of fluorinated alcohols
    3.
    发明授权
    Catalysts for the preparation of fluorinated alcohols and process for the preparation of fluorinated alcohols 失效
    用于制备氟化醇的催化剂和制备氟化醇的方法

    公开(公告)号:US06664430B1

    公开(公告)日:2003-12-16

    申请号:US09959942

    申请日:2001-11-13

    IPC分类号: C07C3134

    摘要: The present invention provides a catalyst for preparing a fluorine-containing alcohol compound, the catalyst having at least one component selected from elements in Group 1B, Group 2B, Group 6A, Group 7A and Group 8 of the periodic table, ions of these elements, oxides containing these elements, hydroxides containing these elements and salts containing these elements, said component being supported on at least one complex oxide selected from Si—Al complex oxides, Al—P complex oxides and Si—Al—P complex oxides; and a method for preparing a fluorine-containing alcohol compound, the method comprising reacting a halogenated fluorine compound with water in the presence of the catalyst. According to the present invention, a fluorine-containing alcohol compound can be prepared at a relatively low reaction temperature and in a high yield.

    摘要翻译: 本发明提供了一种制备含氟醇化合物的催化剂,该催化剂具有选自元素周期表1B族,2B族,6A族,7A族和8族元素中的至少一种元素,这些元素的离子, 含有这些元素的氧化物,含有这些元素的氢氧化物和含有这些元素的盐,所述成分负载在选自Si-Al复合氧化物,Al-P复合氧化物和Si-Al-P复合氧化物中的至少一种复合氧化物上; 和含氟醇化合物的制备方法,该方法包括在催化剂存在下使卤代氟化合物与水反应。根据本发明,可以在相对低的反应温度下制备含氟醇化合物 并以高产量。

    Method for the preparation of 2, 2, 3, 4, 4, 4-hexafluoro-1-butanol
    6.
    发明授权
    Method for the preparation of 2, 2, 3, 4, 4, 4-hexafluoro-1-butanol 有权
    制备2,3,4,4,6-六氟-1-丁醇的方法

    公开(公告)号:US06740786B1

    公开(公告)日:2004-05-25

    申请号:US10291398

    申请日:2002-11-12

    IPC分类号: C07C3134

    CPC分类号: C07C29/32 C07C31/38

    摘要: The method for preparing 2,2,3,4,4,4-hexafluoro-1-butanol includes reacting methanol and hexafluoropropene in the presence of a free radical initiator such as di-isopropyl peroxydicarbonate at 25-50° C. and a pressure of 100-300 psi in an autoclave. An inert gas such as nitrogen and argon is added to the autoclave when the pressure is lower than 100 psi in the course of the reaction.

    摘要翻译: 制备2,2,3,4,4,4-六氟-1-丁醇的方法包括在自由基引发剂例如过氧化二碳酸二异丙酯存在下,在25-50℃下反应甲醇和六氟丙烯, 在高压釜中为100-300psi。 当反应过程中压力低于100psi时,向高压釜中加入惰性气体如氮气和氩气。

    Process of making fluorinated alcohols
    7.
    发明授权
    Process of making fluorinated alcohols 失效
    制备氟化醇的方法

    公开(公告)号:US06673976B1

    公开(公告)日:2004-01-06

    申请号:US10247383

    申请日:2002-09-19

    IPC分类号: C07C3134

    CPC分类号: C07C29/44 C07C31/34 C07C31/38

    摘要: Provided are methods of producing fluorinated alcohols from non-perfluorinated fluoroolefins and methanol. Certain preferred embodiments of such methods involve advantageously reacting a non-perfluorinated fluoroolefin with methanol under ambient-pressure and/or low-temperature conditions.

    摘要翻译: 提供从非全氟化氟烯烃和甲醇制备氟化醇的方法。 这些方法的某些优选实施方案涉及在环境压力和/或低温条件下有利地使非全氟化氟烯烃与甲醇反应。

    Method for preparing perfluorocarbon-substituted methanols
    8.
    发明授权
    Method for preparing perfluorocarbon-substituted methanols 失效
    制备全氟化碳取代的甲醇的方法

    公开(公告)号:US06479712B1

    公开(公告)日:2002-11-12

    申请号:US09352554

    申请日:1999-07-13

    申请人: Hajimu Kawa

    发明人: Hajimu Kawa

    IPC分类号: C07C3134

    摘要: Methods for producing perfluorocarbon monomethanols or dimethanols are disclosed. The methods of the invention can provide branched perfluorocarbon monomethanols or dimethanols with good purity and yields.

    摘要翻译: 公开了生产全氟化碳单甲醇或二甲醇的方法。 本发明的方法可以提供具有良好纯度和产率的支化全氟化碳单甲醇或二甲醇。

    Method for producing a fluoroalcohol
    9.
    发明授权
    Method for producing a fluoroalcohol 有权
    氟代醇的制造方法

    公开(公告)号:US06410808B1

    公开(公告)日:2002-06-25

    申请号:US09840072

    申请日:2001-04-24

    IPC分类号: C07C3134

    摘要: A method for producing a fluoroalcohol of the following formula 1a, which comprises reacting a compound of the following formula 1 with water in a liquid phase at a temperature of 150° C. or higher under a gauge pressure of 0.4 MPa or higher: wherein n is an integer of from 1 to 5, X is a chlorine atom, a bromine atom or an iodine atom, p is an integer of at least 1, and R is a p-valent organic group, provided that when p is 1, R may be a hydrogen atom or a halogen atom.

    摘要翻译: 一种下式1a的氟代醇的制造方法,其特征在于,在表压为0.4MPa以上的条件下,使下式1的化合物与液相中的水在150℃以上的温度下反应:其中n 为1〜5的整数,X为氯原子,溴原子或碘原子,p为1以上的整数,R为p价有机基团,条件是当p为1时,R 可以是氢原子或卤素原子。

    Method for recovering fluoroalcohol
    10.
    发明授权
    Method for recovering fluoroalcohol 失效
    回收氟代醇的方法

    公开(公告)号:US06313357B1

    公开(公告)日:2001-11-06

    申请号:US09444401

    申请日:1999-11-22

    IPC分类号: C07C3134

    摘要: In a method for recovering a fluoroalcohol from a mixture comprising a fluoroalcohol and water, (i) a method for recovering a fluoroalcohol by distilling the mixture comprising the fluoroalcohol and water to separate water as an azeotropic or azeotrope-like composition; and (ii) a method for recovering a fluoroalcohol, wherein water is separated by pervaporation.

    摘要翻译: 在从包含氟代醇和水的混合物中回收氟代醇的方法中,(i)通过将包含氟代醇和水的混合物蒸馏以分离作为共​​沸或类共沸组合物的水来回收氟代醇的方法; 和(ii)回收氟代醇的方法,其中水通过渗透蒸发分离。