Method for producing epoxides through olefin oxidation with air or oxygen
    1.
    发明授权
    Method for producing epoxides through olefin oxidation with air or oxygen 失效
    用空气或氧气通过烯烃氧化制备环氧化物的方法

    公开(公告)号:US06326502B1

    公开(公告)日:2001-12-04

    申请号:US09462523

    申请日:2000-01-07

    IPC分类号: C07D30106

    CPC分类号: C07D301/06 C07D303/04

    摘要: The present invention provides a process for the epoxidation of alkenes of the formula (1) where R1, R2, R3 and R4 are, independently of one another, hydrogen, C1-C20-alkyl, C1-C12-alkoxy, C6-C10-aryl, —CHOH—CH3, —CH—NH2—CH3 or carboxy, using air or oxygen over a catalyst comprising compounds of the formula (2) MoxOy(L)z  (2) where x is 1, 2 or 3, y is an integer from 0 to 2x+1, z is an integer from 1 to 2x, where the ligand L is a compound of the formula (3) or (4) where X is a nitrogen, oxygen or sulfur atom, Y is hydrogen, C1-C8-alkyl, C1-C8-alkoxy, F, Cl, Br, I, COOCH3, C6-C14-aryl or C3-C8-cycloalkyl, R7 and R8 form a ring containing from 4 to 8 carbon atoms onto which one or two aromatic rings may be fused, R5 and R6 are hydrogen, branched or straight-chain C1-C12-alkyl or branched or straight-chain C1-C12-haloalkyl which are substituents on the ring formed by R7 and R8 and/or the rings fused onto this ring, or the ligand L is a compound of the formula (5), (6) or (7) where R is hydrogen, C1-C8-alkyl, C1-C8-haloalkyl, C1-C8-alkoxy, COOCH3, C6-C14-aryl or C3-C8-cycloalkyl and n is 1 or 2 and m is from 1 to 6, wherein the reaction is carried out in a pressure vessel which is completely lined with an inert material.

    摘要翻译: 本发明提供了式(1)的烯烃的环氧化方法,其中R 1,R 2,R 3和R 4彼此独立地为氢,C 1 -C 20 - 烷基,C 1 -C 12 - 烷氧基,C 6 -C 10 - 芳基,-CHOH-CH 3,-CH-NH 2 -CH 3或羧基,使用空气或氧气在包含式(2)化合物的催化剂上,其中x为1,2或3,y为0至2×+ 1的整数, z是1至2的整数,其中配体L是式(3)或(4)的化合物,其中X是氮,氧或硫原子,Y是氢,C1-C8-烷基,C1-C8-烷基, 烷氧基,F,Cl,Br,I,COOCH 3,C 6 -C 14 - 芳基或C 3 -C 8 - 环烷基,R 7和R 8形成含有4至8个碳原子的环,一个或两个芳环可以被稠合,R5和 R6是在由R7和R8形成的环和/或稠合在该环上的环上的取代基的氢,支链或直链C 1 -C 12烷基或支链或直链C 1 -C 12 - 卤代烷基,或配体L 是式(5),(6)或(7)的化合物,其中R是氢,C1-C8-烷基,C1-C8 卤代烷基,C 1 -C 8 - 烷氧基,COOCH 3,C 6 -C 14 - 芳基或C 3 -C 8 - 环烷基,n为1或2,m为1至6,其中反应在完全衬里的压力容器中进行 用惰性材料。

    Catalysts for olefin selective epoxidation with atmospheric oxygen
    2.
    发明授权
    Catalysts for olefin selective epoxidation with atmospheric oxygen 失效
    用于烯烃选择性环氧化与大气氧的催化剂

    公开(公告)号:US06248913B1

    公开(公告)日:2001-06-19

    申请号:US09462451

    申请日:2000-01-07

    IPC分类号: C07F1100

    摘要: A catalyst for the selective oxidation of olefins in the presence of air or oxygen, comprising a compound of the formula (1) MoxOy(L)z  (1) where x is 1, 2 or 3, y is an integer from 0 to 2x+1, z is an integer from 1 to 2x, wherein the ligand L is a compound of the formula (2) or (3)  where n is 0 or 1, X is a nitrogen, oxygen or sulfur atom, Y is hydrogen, C1-C8-alkyl, C1-C8-alkoxy, F, Cl, Br, I, COOCH3, C6-C14-aryl or C3-C8-cycloalkyl, R3 and R4 form a ring containing from 4 to 8 carbon atoms onto which one or two aromatic rings may be fused, R1 and R2 are hydrogen, branched or straight-chain C1-C12-alkyl or branched or straight-chain C1-C12-haloalkyl which substitute the ring formed by R3 and R4 and/or the rings fused onto this ring, or the ligand L is a compound of the formula (4) or (5) where R is hydrogen, C1-C8-alkyl, C1-C8-alkoxy, COOCH3, carbonyl oxygen, C6-C14-aryl or C3-C8-cycloalkyl and n is 1 or 2 and m is from 1 to 6.

    摘要翻译: 在空气或氧气存在下选择性氧化烯烃的催化剂,其包含式(1)的化合物,其中x为1,2或3,y为0至2×+ 1的整数,z为1的整数 至2,其中配体L为式(2)或(3)的化合物,其中n为0或1,X为氮,氧或硫原子,Y为氢,C1-C8-烷基,C1-C8-烷基, 烷氧基,F,Cl,Br,I,COOCH 3,C 6 -C 14 - 芳基或C 3 -C 8 - 环烷基,R 3和R 4形成含有4至8个碳原子的环,一个或两个芳环可以被稠合,R1和 R2是取代由R3和R4形成的环和/或稠合到该环上的环的氢,支链或直链C 1 -C 12烷基或支链或直链C 1 -C 12 - 卤代烷基,或配体L是 式(4)或(5)的化合物,其中R是氢,C 1 -C 8 - 烷基,C 1 -C 8 - 烷氧基,COOCH 3,羰基氧,C 6 -C 14 - 芳基或C 3 -C 8 - 环烷基,n是1或2 m为1〜6。

    Epoxides produced by the oxidation of olefins with air or oxygen
    3.
    发明授权
    Epoxides produced by the oxidation of olefins with air or oxygen 失效
    用空气或氧气氧化烯烃产生的环氧化物

    公开(公告)号:US5969166A

    公开(公告)日:1999-10-19

    申请号:US860261

    申请日:1997-09-12

    摘要: Catalysts for the selective epoxidization of olefins with atmospheric oxygen, processes for their preparation and processes for the preparation of epoxides by oxidation of olefins with air or oxygen.Compounds of the formula (1) as catalysts for the selective epoxidization of alkenesM.sub.x O.sub.y (L).sub.z (1)in whichthe indices x, y and z have the following meaning:x is a whole number from 1 to 3, y is a whole number from 1 to 2x+1, y being selected so that the sum of x+z gives a metal oxidation number of +5 (vanadium) or +6 (molybdenum, ruthenium); z is a whole number in the range from 2 to 2x;M is molybdenum, ruthenium or vanadium andL is an N, 0 or S donor ligand.Heterogeneous catalysts for the selective oxidation of olefins in the presence of oxygen, comprising an inorganic or organic support material and compounds of the formula (1), and a process for the selective epoxidization of alkenes of the formula ##STR1## with atmospheric oxygen in the presence of a catalyst of the formula (1) are also described.

    摘要翻译: PCT No.PCT / EP95 / 05027 Sec。 371日期:1997年9月12日 102(e)1997年9月12日PCT PCT 1995年12月19日PCT公布。 公开号WO96 / 20788 日期1996年7月11日用于大气氧的烯烃选择性环氧化的催化剂,其制备方法和通过用空气或氧气氧化烯烃制备环氧化物的方法。 式(1)的化合物作为选择性环氧化烯烃M x O y(L)z(1)的催化剂,其中指数x,y和z具有以下含义:x为1至3的整数,y为整数 选择1至2x + 1的y,使得x + z的和得到+5(钒)或+6(钼,钌)的金属氧化数; z是2到2之间的整数; M是钼,钌或钒,L是N,O或S供体配体。 包含无机或有机载体材料和式(1)化合物的在氧气存在下选择性氧化烯烃的非均相催化剂,以及一种在大气氧气存在下用式(I)选择性环氧化式 还描述了式(1)的催化剂。