Process for preparing diketone compounds and precursors thereto
    11.
    发明授权
    Process for preparing diketone compounds and precursors thereto 有权
    制备二酮化合物及其前体的方法

    公开(公告)号:US06696613B2

    公开(公告)日:2004-02-24

    申请号:US10331935

    申请日:2002-12-31

    IPC分类号: C07C20500

    摘要: A process for preparing compounds of the formula: wherein R2 is lower alkyl; or phenyl optionally substituted by from one to five groups, the same or different, which are lower alkyl, lower haloalkyl, halogen or —SR4; R3 is halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, —S-alkyl, cycloalkyl having from 3 to 7 carbon atoms in the ring, alkenyl or alkynyl having from 3 to 7 carbon atoms, or —(CR5R6)—SR2 wherein q is one or two; R4 is lower alkyl; R5 and R6 independently represent hydrogen, lower alkyl or lower haloalkyl; and n is zero or an integer from one to three; intermediate compounds of the formula: and processes for preparing them.

    摘要翻译: 一种制备下式化合物的方法:其中R2是低级烷基; 或任选被一至五个相同或不同的基团取代的苯基,它们是低级烷基,低级卤代烷基,卤素或-SR 4; 或R 3为卤素,低级烷基,低级卤代烷基,低级烷氧基,低级卤代烷氧基,-S-烷基,环中具有3-7个碳原子的环烷基,具有3-7个碳原子的烯基或炔基,或 - (CR5R6) - 其中q是1或2; R4是低级烷基; R5和R6独立地表示氢,低级烷基或低级卤代烷基; 并且n为0或1至3的整数; 下式的中间体化合物及其制备方法。

    4-benzoyl isoxazoles and their use as herbicides
    13.
    发明授权
    4-benzoyl isoxazoles and their use as herbicides 失效
    4-苯甲酰基异恶唑及其作为除草剂的用途

    公开(公告)号:US5856274A

    公开(公告)日:1999-01-05

    申请号:US495455

    申请日:1995-09-14

    摘要: The invention relates to 4-benzoylisoxazoles having the formula: ##STR1## wherein: R is hydrogen or --CO.sub.2 R.sup.5 ;R.sup.1 is alkyl, cyclopropyl or 1-methylcyclopropyl;R.sup.2 is chlorine, bromine, optionally substituted alkyl, alkoxy, haloalkoxy, --S(O).sub.p R.sup.61, nitro or cyano;R.sup.3 is --S(O).sub.n R.sup.6 ;R.sup.4 is hydrogen, fluorine, chlorine, bromine, optionally substituted alkyl, alkoxy, S(O).sub.q R.sup.61, nitro, cyano or --CO.sub.2 R.sup.52 ;R.sup.5 and R.sup.61, which are the same or different, are each alkyl or haloalkyl;R.sup.52 is alkyl;R.sup.6 is alkyl, alkenyl or alkynyl optionally substituted by one or more halogen; andn, p and q, which are the same or different, are each zero, one or two;and their use as herbicides.

    摘要翻译: 本发明涉及具有下式的4-苯甲酰基异恶唑:其中:R是氢或-CO 2 R 5; R1是烷基,环丙基或1-甲基环丙基; R 2是氯,溴,任选取代的烷基,烷氧基,卤代烷氧基,-S(O)p R 61,硝基或氰基; R3是-S(O)nR6; R4是氢,氟,氯,溴,任选取代的烷基,烷氧基,S(O)q R 61,硝基,氰基或-CO 2 R 52; R 5和R 61相同或不同,各自为烷基或卤代烷基; R52是烷基; R6是任选被一个或多个卤素取代的烷基,烯基或炔基; 和n,p和q相同或不同,分别为零,一或二; 及其作为除草剂的用途。

    Process for preparing diketone compounds and precursors thereto
    19.
    发明授权
    Process for preparing diketone compounds and precursors thereto 有权
    制备二酮化合物及其前体的方法

    公开(公告)号:US06525225B2

    公开(公告)日:2003-02-25

    申请号:US09990282

    申请日:2001-11-23

    IPC分类号: C07C32128

    摘要: A process for preparing compounds of the formula: wherein R2 is lower alkyl; or phenyl optionally substituted by from one to five groups, the same or different, which are lower alkyl, lower haloalkyl, halogen or —SR4; R3 is halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, —S-alkyl, cycloalkyl having from 3 to 7 carbon atoms in the ring, alkenyl or alkynyl having from 3 to 7 carbon atoms, or —(CR5R6)—SR2 wherein q is one or two; R4 is lower alkyl; R5 and R6 independently represent hydrogen, lower alkyl or lower haloalkyl; and n is zero or an integer from one to three; intermediate compounds of the formula: and processes for preparing them.

    摘要翻译: 一种制备下式化合物的方法:其中R2是低级烷基; 或任选被一至五个相同或不同的基团取代的苯基,它们是低级烷基,低级卤代烷基,卤素或-SR 4; 或R 3为卤素,低级烷基,低级卤代烷基,低级烷氧基,低级卤代烷氧基,-S-烷基,环中具有3-7个碳原子的环烷基,具有3-7个碳原子的烯基或炔基,或 - (CR5R6) - 其中q是1或2; R4是低级烷基; R5和R6独立地表示氢,低级烷基或低级卤代烷基; 并且n为0或1至3的整数; 下式的中间体化合物及其制备方法。

    Process for preparing 2-(thiosubstituted)-4-haloacetophenones
    20.
    发明授权
    Process for preparing 2-(thiosubstituted)-4-haloacetophenones 失效
    2-(硫代取代)-4-卤代苯乙酮的制备方法

    公开(公告)号:US6013839A

    公开(公告)日:2000-01-11

    申请号:US125313

    申请日:1998-11-04

    申请人: Susan Mary Cramp

    发明人: Susan Mary Cramp

    IPC分类号: C07C319/14 C07C323/22

    CPC分类号: C07C319/14

    摘要: The invention relates to a process for preparing a 2-(thiosubstituted)-4-haloacetophenone such as those of formula (I), which comprises reacting a 2,4-dihaloacetophenone with a thiolating agent under substantially anhydrous conditions. In formula (I), R.sup.1 and R.sup.2 have the meanings given in the description and R.sup.3 is halogen. The compounds prepared are useful as intermediates in the preparation of herbicidally active compounds. ##STR1##

    摘要翻译: PCT No.PCT / EP97 / 00606 Sec。 371日期:1998年11月4日 102(e)日期1998年11月4日PCT 1997年2月10日提交PCT公布。 第WO97 / 30026号公报 日期:1997年8月21日本发明涉及制备2-(硫代取代的)-4-卤代苯乙酮如式(I)的方法,其包括在基本上无水条件下使2,4-二卤乙酰苯与硫醇化剂反应。 在式(I)中,R 1和R 2具有本说明书中给出的含义,且R 3为卤素。 制备的化合物可用作制备除草活性化合物的中间体。