利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

242 条记录 (耗时 0.038 秒)

    Substituted 3-phenylisoxazolines
    1.
    发明授权
    Substituted 3-phenylisoxazolines 失效

    公开(公告)号：US6150303A

    公开(公告)日：2000-11-21

    申请号：US463246

    申请日：2000-01-21

    申请人： Olaf Menke ,  Markus Menges ,  Gerhard Hamprecht ,  Robert Reinhard ,  Peter Schafer ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    发明人： Olaf Menke ,  Markus Menges ,  Gerhard Hamprecht ,  Robert Reinhard ,  Peter Schafer ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    IPC分类号： A01N43/80 ,  C07D261/04 ,  A01N43/72

    CPC分类号： C07D261/04

    摘要： Substituted 3-phenylisoxazolines I, and their salts and enol ethers, are described as herbicides ##STR1## where X.dbd.--O--, --S--, --N(R.sup.9)--;R.sup.1 .dbd.CN, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylsulfonyl;R.sup.2 .dbd.H or unsubstituted or substituted C.sub.1 -C.sub.6 -alkyl, (C.sub.1 -C.sub.6 -alkyl)carbonyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.2 -C.sub.6 -alkenyl, (C.sub.2 -C.sub.6 -alkenyl)carbonyl, C.sub.2 -C.sub.6 -alkynyl, (C.sub.2 -C.sub.6 -alkynyl)carbonyl;R.sup.3 .dbd.H, halogen;R.sup.4 .dbd.CN, halogen, C.sub.1 -C.sub.3 -haloalkyl;R.sup.5 .dbd.H, CN, halogen, C.sub.1 -C.sub.3 -haloalkyl;R.sup.6 .dbd.H, CN, halogen, C.sub.1 -C.sub.3 -haloalkyl or unsubstituted or substituted C.sub.1 -C.sub.6 -alkoxy;R.sup.7 .dbd.CN, halogen;R.sup.8 in position .alpha., R.sup.7 in this case being in position .beta., or in position .beta., R.sup.7 in this case being in position .alpha., is1) H, OH, SH, CN, NO.sub.2, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -haloalkoxy, C.sub.1 -C.sub.6 -haloalkylthio, C.sub.1 -C.sub.6 -alkylthio-(C.sub.1 -C.sub.6 -alkyl)carbonyl, (C.sub.1 -C.sub.6 -alkyl)iminooxycarbonyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxyamino-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkylamino-C.sub.1 -C.sub.6 -alkyl,2) unsubstituted or substituted C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.3 -C.sub.6 -cycloalkoxy, C.sub.3 -C.sub.6 -cycloalkylthio, C.sub.2 -C.sub.6 -alkenyloxy, C.sub.2 -C.sub.6 -alkenylthio, C.sub.2 -C.sub.6 -alkynyloxy, C.sub.2 -C.sub.6 -alkynylthio, (C.sub.1 -C.sub.6 -alkyl)carbonyloxy, (C.sub.1 -C.sub.6 -alkyl)carbonylthio, (C.sub.1 -C.sub.6 -alkoxy)carboxyloxy, (C.sub.2 -C.sub.6 -alkenyl)carbonyloxy, (C.sub.2 -C.sub.6 -alkenyl)carbonylthio, (C.sub.2 -C.sub.6 -alkynyl)carbonyloxy, (C.sub.2 -C.sub.6 -alkynyl)carbonylthio, C.sub.1 -C.sub.6 -alkylsulfonyloxy or C.sub.1 -C.sub.6 -alkylsulfonyl,3) 29 further radicals;R.sup.9 .dbd.H, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, (C.sub.1 -C.sub.6 -alkoxy)carbonyl-C.sub.1 -C.sub.6 -alkyl, (C.sub.3 -C.sub.6 -alkenyloxy)carbonyl-C.sub.1 -C.sub.6 -alkyl, unsubstituted or substituted phenyl or phenyl-C.sub.1 -C.sub.6 -alkyl.

    Benzylhydroxylamines and intermediates used to prepare them
    3.
    发明授权
    Benzylhydroxylamines and intermediates used to prepare them 失效

    公开(公告)号：US6057269A

    公开(公告)日：2000-05-02

    申请号：US973780

    申请日：1998-01-05

    申请人： Ralf Klintz ,  Gerhard Hamprecht ,  Elisabeth Heistracher ,  Peter Schafer ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Helmut Walter ,  Ulf Misslitz ,  Olaf Menke ,  Markus Menges

    发明人： Ralf Klintz ,  Gerhard Hamprecht ,  Elisabeth Heistracher ,  Peter Schafer ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Helmut Walter ,  Ulf Misslitz ,  Olaf Menke ,  Markus Menges

    IPC分类号： A01N43/54 ,  A01N47/12 ,  A01N47/24 ,  A01N47/30 ,  A01N53/00 ,  C07C239/08 ,  C07C239/10 ,  C07C239/16 ,  C07C239/20 ,  C07C265/12 ,  C07C271/22 ,  C07C271/28 ,  C07C271/54 ,  C07C271/58 ,  C07C275/32 ,  C07C275/40 ,  C07D239/54 ,  C07D405/12

    CPC分类号： C07D239/54 ,  A01N43/54 ,  A01N47/12 ,  A01N47/24 ,  A01N47/30 ,  A01N53/00 ,  C07C239/08 ,  C07C239/10 ,  C07C265/12 ,  C07C271/22 ,  C07C271/28 ,  C07C271/54 ,  C07C271/58 ,  C07C275/40

    摘要： Benzylhydroxylamines I ##STR1## (X=--N(R.sup.7)--O--; Y=O, S; R.sup.1 =halogen, CN, NO.sub.2, CF.sub.3 ; R.sup.2 =H, halogen; R.sup.3 =H, NH.sub.2, CH.sub.3 ;R.sup.4 =H, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -alkylsulfinyl or C.sub.1 -C.sub.6 -alkylsulfonyl;R.sup.5 =H, halogen, C.sub.1 -C.sub.6 -alkyl;R.sup.6 =H, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.6 -alkenyl;R.sup.7 =H, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -alkylcarbonyl, C.sub.3 -C.sub.6 -alkenylcarbonyl, C.sub.3 -C.sub.6 -alkynylcarbonyl, C.sub.1 -C.sub.6 -alkoxycarbonyl, C.sub.2 -C.sub.8 -alkenyloxycarbonyl, C.sub.2 -C.sub.6 -alkynyloxycarbonyl, C.sub.1 -C.sub.6 -alkylthiocarbonyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.6 -alkylcarbamoyl, it being possible for the 14 last-mentioned radicals to have attached to them 1-3 substituents:NO.sub.2, CN, halogen, C.sub.3 -C.sub.8 -cycloalkyl, OH, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.8 -cycloalkoxy, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkynyloxy, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -alkylcarbonyl, C.sub.1 -C.sub.6 -alkylcarbonyloxy, C.sub.1 -C.sub.6 -alkylsulfinyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.6 -alkylideneaminoxy, C.sub.1 -C.sub.6 -alkylcarbamoyl,unsubstituted or substituted phenyl, phenoxy or phenylsulfonyl,a 3- to 7-membered heterocyclyl or heterocyclyloxy group having 1-3 hetero atoms, it being possible for this group to be saturated, unsaturated or aromatic and to have attached to it 1-3 substituents,--CO--Z.sup.1 R.sup.9, --OCO--Z.sup.1 R.sup.9, --N(R.sup.9)R.sup.10 orR.sup.7 =unsubstituted or substituted cycloalkylcarbonyl, phenylcarbonyl, phenylsulfonyl, phenylcarbamoyl;R.sup.8 =H, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl, it being possible for each of the 5 last-mentioned radicals to have attached to it 1-3 substituents:NO.sub.2, CN, halogen, C.sub.3 -C.sub.8 -cycloalkyl, OH, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.8 -cycloalkoxy, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkynyloxy, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -alkylsulfinyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.6 -alkylideneaminoxy,unsubstituted or substituted phenyl- [sic], phenoxy-[sic] or phenylsulfonyl,a 3- to 7-membered heterocyclyl or heterocyclyloxy group having 1-3 hetero atoms, it being possible for this group to be saturated, unsaturated or aromatic and to have attached to it 1-3 substituents,--CO--Z.sup.2 R.sup.11, --OCO--Z.sup.2 R.sup.11, --N(R.sup.11)R.sup.12 ;Z.sup.1 a chemical bond, oxygen, sulfur or --N(R.sup.10)--;Z.sup.2 =a chemical bond, oxygen, sulfur or --N(R.sup.12)--;R.sup.9, R.sup.11 =H, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, (C.sub.1 -C.sub.6 -alkoxy)carbonyl-C.sub.1 -C.sub.6 -alkyl, unsubstituted or substituted phenyl or phenyl-C.sub.1 -C.sub.6 -alkyl,orZ.sup.1 and R.sup.9 and/or Z.sup.2 and R.sup.11 together=a 3- to 7-membered heterocycle having 1-3 hetero atoms and bonded via nitrogen, it being possible for this heterocycle to be saturated, unsaturated or aromatic and, if desired, to have attached to it one to three substituents,R.sup.10, R.sup.12 =H, OH, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.1 -C.sub.6 -alkoxy)and the salts of I where R.sup.3, R.sup.7 and/or R.sup.8 =hydrogenare used as herbicides and for the desiccation/defoliation of plants.

    Substituted 2-phenylpyridines
    4.
    发明授权
    Substituted 2-phenylpyridines 失效
    取代的2-苯基吡啶

    公开(公告)号：US6100218A

    公开(公告)日：2000-08-08

    申请号：US117655

    申请日：1998-08-04

    申请人： Cyrill Zagar ,  Peter Schafer ,  Gerhard Hamprecht ,  Elisabeth Heistracher ,  Markus Menges ,  Olaf Menke ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    发明人： Cyrill Zagar ,  Peter Schafer ,  Gerhard Hamprecht ,  Elisabeth Heistracher ,  Markus Menges ,  Olaf Menke ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    IPC分类号： A01N57/24 ,  C07F9/58 ,  C07F9/6558 ,  A01N57/08

    CPC分类号： A01N57/24 ,  C07F9/582 ,  C07F9/65583 ,  C07F9/65586

    摘要： 2-Phenylpyridines I ##STR1## wherein X is a chemical bond, 1,2-ethynediyl or optionally substituted --(CH.sub.2).sub.1-3 --, --O--(CH.sub.2).sub.1-2 --, --s--(CH.sub.2).sub.1-2 --, --CH.sub.2 --O--CH.sub.2 --, --CH.sub.2 --S--CH.sub.2 -- or --CH.dbd.CH--;Y is oxygen or sulfur;Z.sup.1 is oxygen, sulfur or --N(R.sup.7)--;Z.sup.2 is oxygen, sulfur or --N(R.sup.8)--;R.sup.1, R.sup.2, R.sup.7 and R.sup.8 independently of one another are hydrogen, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or heterocyclyl; orR.sup.1 and R.sup.2 or R.sup.7, or R.sup.2 and R.sup.8 together are optionally substituted --(CH.sub.2).sub.2-5 -- or --(CH.sub.2).sub.2 --O--(CH.sub.2).sub.2 --, orR.sup.1 and R.sup.2 together are optionally substituted 1,2-phenylene;R.sup.3 is cyano, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy;R.sup.4 and R.sup.5 are hydrogen or halogen;R.sup.6 is halogen or haloalkyl;n is zero or one;and their salts are suitable for controlling undesirable vegetation and as desiccants or defoliants.

    摘要翻译： PCT No.PCT / EP97 / 00735 Sec。 371日期：1998年8月4日 102（e）日期1998年8月4日PCT提交1997年2月17日PCT公布。 第WO97 / 30059号公报 日期：1992年8月21日 - 苯基吡啶I其中X为化学键，1,2-亚乙炔基或任选取代的 - （CH 2）1-3 - ， - O-（CH 2）1-2 - ， - 1-2-，-CH 2 -O-CH 2 - ， - CH 2 -S-CH 2 - 或-CH = CH-; Y是氧或硫; Z1是氧，硫或-N（R7） - ; Z2是氧，硫或-N（R8） - ; R 1，R 2，R 7和R 8彼此独立地是氢，任选取代的烷基，烯基，炔基，环烷基，苯基或杂环基; 或者R 1和R 2或R 7，或者R 2和R 8一起是任选取代的 - （CH 2）2-5 - 或 - （CH 2）2 -O-（CH 2）2 - ，或者R 1和R 2一起是任选取代的1,2- 亚苯基; R3是氰基，卤素，烷基，卤代烷基，烷氧基或卤代烷氧基; R4和R5是氢或卤素; R6是卤素或卤代烷基; n为零或一; 并且它们的盐适合于控制不期望的植物和干燥剂或脱叶剂。

    Substituted 2-benz(o)ylpyridines, their preparation and their use as herbicides
    7.
    发明授权
    Substituted 2-benz(o)ylpyridines, their preparation and their use as herbicides 失效
    取代的2-苯并（o）吡啶，其制备及其作为除草剂的用途

    公开(公告)号：US06337305B1

    公开(公告)日：2002-01-08

    申请号：US09381033

    申请日：1999-09-15

    申请人： Peter Schäfer ,  Gerhard Hamprecht ,  Markus Menges ,  Olaf Menke ,  Michael Rack ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    发明人： Peter Schäfer ,  Gerhard Hamprecht ,  Markus Menges ,  Olaf Menke ,  Michael Rack ,  Cyrill Zagar ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    IPC分类号： C07D21330

    CPC分类号： C07D213/61 ,  A01N43/40

    摘要： Substituted 2-benz(o)ylpyridines I and salts thereof where n=0, 1; X=CO, CH2, CH(C1-C4-alkyl), CH—OH, CH—CN, CH-halogen, C(halogen)2, CH—CONH2, CH—CO—O(C1-C4-alkyl), CH—O(C1-C4-alkyl), C(CN)(C1-C4-alkyl); R1=halogen, C1-C4-haloalkyl, C1-C4-alkylthio, C1-C4-alkylsulfinyl, C1-C4-alkylsulfonyl; R2=H, halogen; R3=H, NO2, OH, halogen, C1-C4-alkoxy; R4=H, NO2, OH, halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy; R5=H, NO2, CN, halogen, C1-C8-alkyl, C3-C8-alkenyl, C3-C8-alkynyl, C3-C8-cycloalkyl, C1-C8-haloalkyl, C2-C8-haloalkenyl, C2-C8-haloalkinyl, C1-C4-alkoxy-C1-C4-alkyl, C2-C4-alkenyloxy-C1-C4-alkyl, C2-C4-alkynyloxy-C1-C4-alkyl, C1-C4-alkylthio-C1-C4-alkyl, C1-C4-alkylsulfinyl-C1-C4-alkyl, C1-C4-alkylsulfonyl-C1-C4-alkyl, cyano-C1-C8-alkyl, cyano-C2-C8-alkenyl, cyano-C3-C8-alkynyl, unsubstituted or substituted OH, SH, SO—H, —SO2—H, COOH or NH—COOH, —SO2Cl, —N(R9,R10), —NH—SO2—(C1-C8-alkyl), —N[—SO2—(C1-C8-alkyl)]2, —N(C1-C8-alkyl)[—SO2—(C1-C8-alkyl)], —SO2—N(R9,R10), —O—CO—NH—R9, unsubstituted or substituted CHO, —O—CHO or —NH—CHO, —NH—CO—NH—R9, —O—CS—NH2, —O—CS—N(C1-C8-alkyl)2, —CO—N(R9,R10), —CS—N(R9,R10), —CO—NH—SO2—(C1-C4-alkyl).

    摘要翻译： 取代的2-苯并（o）吡啶I和其中n = 0,1; X = CO，CH 2，CH（C 1 -C 4 - 烷基），CH-OH，CH-CN，CH-卤素，C（卤素） CH-CONH 2，CH-CO-O（C 1 -C 4 - 烷基），CH-O（C 1 -C 4 - 烷基），C（CN）（C 1 -C 4 - 烷基）; R 1 =卤素，C 1 -C 4卤代烷基， C 1 -C 4烷硫基，C 1 -C 4烷基亚磺酰基，C 1 -C 4烷基磺酰基; R 2 = H，卤素; R 3 = H，NO 2，OH，卤素，C 1 -C 4 - 烷氧基; R 4 = H，NO 2，OH，卤素， C 1 -C 4 - 烷基，C 1 -C 4 - 卤代烷基，C 1 -C 4 - 烷氧基; R 5 = H，NO 2，CN，卤素，C 1 -C 8烷基，C 3 -C 8 - 烯基，C 3 -C 8炔基，C 3 -C 8 - 环烷基，C 1 -C 8 - 卤代烷基，C 2 -C 8 - 卤代烯基，C 2 -C 8 - 卤代炔基，C 1 -C 4 - 烷氧基-C 1 -C 4烷基，C 2 -C 4 - 烯氧基-C 1 -C 4烷基，C 2 -C 4 - C 1 -C 4烷基，C 1 -C 4烷硫基-C 1 -C 4烷基，C 1 -C 4烷基亚磺酰基-C 1 -C 4烷基，C 1 -C 4烷基磺酰基-C 1 -C 4 - 烷基，氰基-C 1 -C 8烷基， 氰基-C 2 -C 8 - 烯基，氰基-C 3 -C 8 - 炔基，未取代或取代的OH，SH，SO-H，-SO 2 -H，COOH或NH-COOH，-SO 2 Cl，-N（R 9，R 10） NH-SO 2 - （C 1 -C 8 - 烷基），-N [-SO 2 - （C 1 -C 8 - 烷基）] 2，-N（C 1 -C 8 - 烷基） -SO 2 -N（R 9，R 10），-O-CO-NH-R 9，未取代的 取代的CHO，-O-CHO或-NH-CHO，-NH-CO-NH-R9，-O-CS-NH2，-O-CS-N（C1-

    Substituted 3-phenylpyrazoles
    8.
    发明授权
    Substituted 3-phenylpyrazoles 失效
    取代的3-苯基吡唑

    公开(公告)号：US06197973B1

    公开(公告)日：2001-03-06

    申请号：US09230838

    申请日：1999-02-01

    申请人： Cyrill Zagar ,  Gerhard Hamprecht ,  Markus Menges ,  Olaf Menke ,  Peter Schäfer ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    发明人： Cyrill Zagar ,  Gerhard Hamprecht ,  Markus Menges ,  Olaf Menke ,  Peter Schäfer ,  Karl-Otto Westphalen ,  Ulf Misslitz ,  Helmut Walter

    IPC分类号： C07D23114

    CPC分类号： A01N43/56 ,  A01N47/06 ,  A01N47/12 ,  C07D231/16 ,  C07D231/22

    摘要： 3-phenylpyrazoles of formula I wherein R1 is cyano, alkyl or haloalkyl; R2 is cyano or is optionally halogenated alkyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl; R3 is hydrogen, cyano, halogen, alkyl or haloalkyl; R4 is hydrogen or halogen; R5 is cyano, halogen, or is optionally halogenated alkyl or alkoxy; R6, R7 independently of one another are optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl or phenyl, optionally substituted alkylcarbonyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl or optionally halogenated alkylsulfonyl; X is a chemical bond, —C≡C—, —CH2—CH(R8)— or —CH═C(R8)—, wherein R8 is hydrogen, cyano, nitro, halogen, alkyl or haloalkyl; Y is oxygen or sulfur; their preparation and their use for controlling undesirable vegetation.

    摘要翻译： 式I的3-苯基吡唑，其中R1是氰基，烷基或卤代烷基; R2是氰基或任选被卤代烷基，烷氧基，烷硫基，烷基亚磺酰基或烷基磺酰基; R3是氢，氰基，卤素，烷基或卤代烷基; R4是氢或卤素; R5是 氰基，卤素或任选卤代烷基或烷氧基; R 6，R 7彼此独立地是任选取代的烷基，烯基，炔基，环烷基，杂环基或苯基，任选取代的烷基羰基，烷氧基羰基，氨基羰基，烷基氨基羰基，二烷基氨基羰基或任选卤代烷基磺酰基; X是化学键，-C = C-，-CH 2 -CH（R 8） - 或-CH = C（R 8） - ，其中R 8是氢，氰基，硝基，卤素，烷基或卤代烷基; Y是氧或硫 ;他们的准备和用于控制不良植被的用途。