2,3-substituted 1,8-naphthyridines, their preparation and their use as
antidotes
    1.
    发明授权
    2,3-substituted 1,8-naphthyridines, their preparation and their use as antidotes 失效
    2,3-取代的1,8-萘啶,其制备及其作为抗体使用

    公开(公告)号:US5059240A

    公开(公告)日:1991-10-22

    申请号:US486867

    申请日:1990-03-01

    摘要: 2,3-substituted 1,8-naphthyridines of the general formula I ##STR1## where: R is hydrogen or C.sub.1 -C.sub.4 -alkyl (n=1 or 2)R.sup.1 is amino or substituted amino,XR.sup.5, where X is oxygen or sulfur and R.sup.5 is hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl-((C.sub.1 -C.sub.4)-alkyl, C.sub.5 -C.sub.8 -cycloakyl, substituted or unsubstituted phenyl, substituted or unsubstituted phenyl-(C.sub.1 -C.sub.3)-alkyl,halogen,isothiorhonium halide,C.sub.1 -C.sub.12 -alkyl,C.sub.1 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.4 -alkyl,substituted or unsubstituted phenyl or phenyl-(C.sub.1 -C.sub.3)-alkyl,R.sup.2 is C.sub.1 -C.sub.4 -alkyl, cyano, carboxyl or a group ##STR2## where X is oxygen or sulfur,B is C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy or alkylthio, amino, mono- or dialkylamino, where each alkyl radical is of 1 to 4 carbon atoms, morpholino, piperidyl, chlorine, bromine or substituted or unsubstituted phenyl,D is C.sub.1 -C.sub.4 alkyl or NH.sub.2 andR.sup.6 is hydrogen, C.sub.1 -C.sub.8 -alkyl or alkylcarbonyl,or R.sup.1 and R.sup.2 together are --NH--N.dbd.C(CH.sub.2)--,and their environmentally tolerated saltswith the proviso that R.sup.2 is not cyano, carboxyl or a carboxamido or carboxylic ester group when R.sup.1 is methyl, hydroxyl or amino (NH.sub.2), processes for their manufacture, and herbicidal agents containing a naphthyridine I as safener and at least one herbicidal active ingredient selected from the group consisting ofa) 2-(4-heteroaryloxy)- or 2-(4-aryloxy)-phenoxyacetic acid derivatives andb) cyclohexenone derivatives.

    摘要翻译: 具有通式I的2,3-取代的1,8-萘啶,其中:R是氢或C 1 -C 4 - 烷基(n = 1或2)R 1是氨基或取代的氨基,XR 5,其中X是氧 或(C 1 -C 4) - 烷基,C 5 -C 8 - 环烷基,取代或未取代的苯基,取代或未取代的苯基 - (C 1 -C 3) - 烷基,卤素,异卤卤化物,C 1 -C 12 - 烷基,C 1 -C 4 - 烷氧基羰基-C 1 -C 4烷基,取代或未取代的苯基或苯基 - (C 1 -C 3) - 烷基,R 2为C 1 -C 4烷基,氰基, 羧基或基团,其中X为氧或硫,B为C 1 -C 6 - 烷基,C 1 -C 6 - 烷氧基或烷硫基,氨基,单或二烷基氨基,其中每个烷基为1至4个碳原子,吗啉代 ,哌啶基,氯,溴或取代或未取代的苯基,D是C 1 -C 4烷基或NH 2,R 6是氢,C 1 -C 8 - 烷基或烷基羰基,或者R 1和R 2一起是-NH-N = C(CH 2) 其环境耐受性盐,条件是R2不是氰基,羧基或a 当R1是甲基,羟基或氨基(NH2)时,羧酰胺基或羧酸酯基,其制备方法和含有萘啶I作为安全剂的除草剂和至少一种除草活性成分,其选自a)2-(4 - 杂芳氧基) - 或2-(4-芳氧基) - 苯氧基乙酸衍生物和b)环己烯酮衍生物。

    Cyanoquinoline compounds
    3.
    发明授权
    Cyanoquinoline compounds 失效
    氰基喹啉化合物

    公开(公告)号:US5565408A

    公开(公告)日:1996-10-15

    申请号:US423325

    申请日:1995-04-17

    摘要: Cyanoquinoline compounds Ia or Ib ##STR1## where R.sup.1 is CH.dbd.C(CN).sub.2 ; CH.dbd.N--N.dbd.CH--(5-quinolyl); methylsulfonyl; CH.dbd.NOH; halogen; hydroxyl; nitro; cyano; unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkylthio, pyrrolidinyl; piperidinyl; morpholinyl; thiomorpholinyl; unsubstituted or substituted phenyl, phenoxy, phenylthio, phenyldithiolyl, phenylsulfonyl or pyrrolyl;m is 0, 1, 2 or 3;R.sup.2 is hydrogen; hydroxyl; halogen; C.sub.1 -C.sub.4 -alkoxy; --NR.sup.3 R.sup.4 ; --NR.sup.5 --CXR.sup.6 or --N.dbd.CR.sup.7 R.sup.8 ;R.sup.3 is hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl;R.sup.4 is a radical R.sup.3 ; C.sub.1 -C.sub.4 -alkylamino; di-C.sub.1 -C.sub.4 -alkylamino; substituted C.sub.1 -C.sub.4 -alkyl; CH.dbd.N--(3-cyano-2-quinolinyl); or R.sup.3 and R.sup.4 together form C.sub.4 - or C.sub.3 -alkylene which may be interrupted by a hetero atom, or unsubstituted or substituted 1,3-butadienyl;R.sup.5 and R.sup.7 are each hydrogen or C.sub.1 -C.sub.4 -alkyl;R.sup.6 and R.sup.8 are each a radical R.sup.5 ; substituted C.sub.1 -C.sub.4 -alkyl; C.sub.3 -C.sub.7 -cycloalkyl; C.sub.1 -C.sub.4 -alkoxycarbonyl; unsubstituted or substituted phenyl or unsubstituted or substituted amino, andX is oxygen or sulfur,processes for their preparation and herbicides which contain them.

    摘要翻译: 氰基喹啉化合物Ia或Ib其中R 1是CH = C(CN)2; CH = N-N = CH-(5-喹啉基); 甲基磺酰基; CH = NOH; 卤素; 羟; 硝基 氰基; 未取代或取代的C 1 -C 4 - 烷基,C 1 -C 4 - 烷氧基或C 1 -C 4 - 烷硫基,吡咯烷基; 哌啶基; 吗啉基 硫代吗啉基; 未取代或取代的苯基,苯氧基,苯硫基,苯基二硫代基,苯基磺酰基或吡咯基; m为0,1,2或3; R2是氢; 羟; 卤素; C1-C4-烷氧基; -NR3R4; -NR5-CXR6或-N = CR7R8; R3是氢或未取代的或取代的C1-C4-烷基; R4是一个基团R3; C 1 -C 4烷基氨基; 二-C 1 -C 4烷基氨基; 取代的C 1 -C 4 - 烷基; CH = N-(3-氰基-2-喹啉基); 或者R 3和R 4一起形成可以被杂原子间隔的C4-或C3-亚烷基,或未取代或取代的1,3-丁二烯基; R5和R7各自为氢或C1-C4-烷基; R6和R8各自为基团R5; 取代的C 1 -C 4 - 烷基; C 3 -C 7 - 环烷基; C 1 -C 4烷氧基羰基; 未取代或取代的苯基或未取代或取代的氨基,X为氧或硫,其制备方法和含有它们的除草剂。

    Derivatives of quinoline fused to a five-membered heterocyclic ring
    5.
    发明授权
    Derivatives of quinoline fused to a five-membered heterocyclic ring 失效
    融合成五元杂环的喹啉衍生物

    公开(公告)号:US5167695A

    公开(公告)日:1992-12-01

    申请号:US527831

    申请日:1990-05-24

    CPC分类号: C07D471/04

    摘要: Quinoline derivatives fused to a five-membered heterocyclic ring and of the formula ##STR1## where R.sup.1 is hydrogen, halogen, carboxyl or substituted or unsubstituted alkyl,Y is nitrogen or C--R.sup.2, whereR.sup.2 is hydrogen, halogen, hydroxyl, alkoxy, alkylthio, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted benzyl, phenethyl, phenyl or naphthyl, or a substituted or unsubstituted 5- or 6-membered heterocyclic ring with one or two heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen,X is oxygen or N--R.sup.3, R.sup.3 being hydrogen, substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or subsituted or unsubstituted benzyl,processes for their manufacture and their use for combating unwanted plant growth.

    摘要翻译: 与五元杂环稠合的喹啉衍生物,其中R1是氢,卤素,羧基或取代或未取代的烷基,Y是氮或C-R2,其中R2是氢,卤素,羟基,烷氧基, 烷硫基,取代或未取代的烷基,取代或未取代的环烷基,取代或未取代的苄基,苯乙基,苯基或萘基,或取代或未取代的具有一个或两个选自氧,硫的杂原子的5或6元杂环 和氮,X为氧或N-R 3,R 3为氢,取代或未取代的烷基,烯基,炔基,环烷基或取代或未取代的苄基,其制备方法及其用于防治不想要的植物生长。

    Novel 4'(benzisothiazo-5-yloxy)-phenylurea derivatives, their
preparation and their use as herbicides
    6.
    发明授权
    Novel 4'(benzisothiazo-5-yloxy)-phenylurea derivatives, their preparation and their use as herbicides 失效
    新型4'(苯并异噻唑-5-基氧基) - 苯基脲衍生物,其制备及其作为除草剂的用途

    公开(公告)号:US4589910A

    公开(公告)日:1986-05-20

    申请号:US727628

    申请日:1985-04-30

    CPC分类号: C07D275/04 A01N47/30

    摘要: A 4'-(Benzisothiazol-5-yloxy)-phenylureas of the formula ##STR1## where R.sup.1 and R.sup.2 are each a saturated straight-chain or branched aliphatic radical of 1 to 10 carbon atoms, an unsaturated straight-chain or branched aliphatic radical of 3 to 10 carbon atoms, or an araliphatic or aromatic radical which may be substituted by 1, 2 or 3 C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, cyano, halogen, nitro, monofluoromethyl or trifluoromethyl groups, or are each alkoxy of 1 to 6 carbon atoms, R.sup.2 may furthermore be hydrogen, or R.sup.1 and R.sup.2, together with the nitrogen atom, may be members of a 5-membered or 6-membered ring which may contain further nitrogen and/or oxygen atoms as heteroatoms, and X is hydrogen, trifluoromethyl or chlorine, processes for their preparation, and herbicides containing ureas of the formula I as active ingredients.

    摘要翻译: 式Ⅰ的4' - (苯并异噻唑-5-基氧基) - 苯基,其中R 1和R 2各自是1-10个碳原子的饱和直链或支链脂族基团,不饱和直链或支链脂族基 或可被1,2或3个C 1 -C 4 - 烷基,C 1 -C 4 - 烷氧基,氰基,卤素,硝基,单氟甲基或三氟甲基取代的芳脂族或芳族基团,或各自为 具有1至6个碳原子的烷氧基,R 2还可以是氢,或者R 1和R 2与氮原子一起可以是可以含有另外的氮原子和/或氧原子作为杂原子的5元或6元环的成员 ,X为氢,三氟甲基或氯,其制备方法,以及含有式I的脲的除草剂作为活性成分。

    Oxazole- and thiazolecarboxamides
    7.
    发明授权
    Oxazole- and thiazolecarboxamides 失效
    恶唑和噻唑甲酰胺

    公开(公告)号:US5284821A

    公开(公告)日:1994-02-08

    申请号:US919457

    申请日:1992-07-27

    摘要: Oxazole- and thiazolecarboxamides of the formulae Ia and Ib ##STR1## where the substituents have the following meanings: X oxygen or sulfur;R.sup.1 hydrogen; halogen; substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl, benzyl, cycloalkyl, alkenyl, alkynyl, phenyl, phenoxy or phenylthio; alkoxy; alkylthio; haloalkoxy; haloalkylthio; or a substituted or unsubstituted 5- or 6-membered heterocyclic radical;R.sup.2 formyl, 4,5-dihydrooxazol-2-yl or --COYR.sup.5 ;Y oxygen or sulfur;R.sup.5 hydrogen; cycloalkyl; substituted or unsubstituted alkyl, phenyl, benzyl, alkenyl, cycloalkenyl or alkynyl; a substituted or unsubstituted 5- or 6-membered heterocyclic radical; phthalimido; tetrahydrophthalimido; succinimido; maleiimido; one equivalent of a cation; or--N.dbd.CR.sup.6 R.sup.7 ; R.sup.6, R.sup.7 hydrogen; alkyl; cycloalkyl; phenyl; furyl or together a methylene chain of 4 to 7 members;R.sup.3 hydrogen or substituted or unsubstituted alkyl or cycloalkyl;R.sup.4 hydroxy; alkoxy; substituted or unsubstituted alkyl, cycloalkyl, alkenyl, alkynyl, phenyl or naphthyl; a substituted or unsubstituted 5- or 6-membered heterocyclic radical; or R.sup.3 and R.sup.4 together are --(CH.sub.2).sub.n --Y.sub.p --(CH.sub.2).sub.q --, where n and q are 1, 2 or 3, p is 0 or 1 and Y is oxygen, sulfur or N-methyl, or form a radical of the formula --(CH.sub.2).sub.3 --CO--, and their environmentally tolerated salts,X in formula Ib not being sulfur when R.sup.1 is 3-pyridyl, R.sup.2 is CO.sub.2 CH.sub.2 CH.sub.3 or R.sup.3 is hydrogen, and X in formula Ia X not being sulfur and R.sup.1 not being thien-2-yl when YR.sup.5 is OH, R.sup.3 is hydrogen and R.sup.4 is methyl, processes for manufacturing such compounds and herbicidal agents containing compounds of the formulae Ia or Ib as active ingredients.

    摘要翻译: 式Ia和Ib的恶唑和噻唑甲酰胺其中取代基具有以下含义:X氧或硫; R1氢; 卤素; 取代或未取代的C 1 -C 6烷基,苄基,环烷基,烯基,炔基,苯基,苯氧基或苯硫基; 烷氧基 烷硫基 卤代烷氧基 卤代烷硫基; 或取代或未取代的五元或六元杂环基; R2甲酰基,4,5-二氢恶唑-2-基或-COYR 5; Y氧或硫; R5氢; 环烷基 取代或未取代的烷基,苯基,苄基,烯基,环烯基或炔基; 取代或未取代的5或6元杂环基; 邻苯二甲酰亚氨基 四氢邻苯二甲酰亚胺 琥珀酰亚胺 马来西亚 一个阳离子; 或-N = CR 6 R 7; R6,R7氢; 烷基; 环烷基 苯基; 呋喃基或一起形成4至7个成员的亚甲基链; R3氢或取代或未取代的烷基或环烷基; R4羟基 烷氧基 取代或未取代的烷基,环烷基,烯基,炔基,苯基或萘基; 取代或未取代的5或6元杂环基; 或者R 3和R 4一起是 - (CH 2)n -Yp-(CH 2)q - ,其中n和q是1,2或3,p是0或1,Y是氧,硫或N-甲基,或形成 式((CH2)3-CO-)及其环境耐受盐的基团,当R1为3-吡啶基时,式Ib中的X不为硫,R2为CO2CH2CH3或R3为氢,式Ia中的X为硫, 并且当YR 5是OH时,R 1不是噻吩-2-基,R 3是氢,R 4是甲基,制备这种化合物的方法和含有式Ia或Ib化合物的除草剂作为活性成分。

    Pyridine derivatives and their use for controlling undesirable plant
growth
    8.
    发明授权
    Pyridine derivatives and their use for controlling undesirable plant growth 失效
    吡啶衍生物及其用于控制​​不希望的植物生长的用途

    公开(公告)号:US5262387A

    公开(公告)日:1993-11-16

    申请号:US783310

    申请日:1991-11-20

    摘要: Pyridine derivatives of the formulae ##STR1## wherein W, X, Y and Z are each C--R.sup.4, N or N.fwdarw.O, with the proviso that the ring contains only one heteroatom, and the substituents R.sup.1, R.sup.2 and R.sup.3 have the following meanings:R.sup.1 is alkoxy, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, or substituted or unsubstituted alkynyl,R.sup.2 is hydrogen,R.sup.3 is formyl, 4,5-dihydrooxazol-2-yl or --CO--A--R.sup.5 or --CO--NR.sup.6.sup.R.sup.7, whereR.sup.4 is halogen, nitro, cyano, substituted or unsubstituted alkyl, substituted or unsubstituted benzyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, alkoxy, alkylthio, haloalkoxy, haloalkylthio, alkenyloxy, alkynyloxy, alkylsulfinyl, alkylsulfonyl, haloalkylsulfonyl, substituted or unsubstituted phenoxy or phenylthio, a substituted or unsubstituted 5- or 6-membered heterocyclic radical having one or two heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen, or is substituted or unsubstituted phenyl,A is oxygen or sulfur,R.sup.5 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted benzyl, cycloalkyl, substituted or unsubstituted phenyl,one equivalent of a cation or the radical --N.dbd.CR.sup.8 R.sup.9 andR.sup.6 and R.sup.7 are hydrogen or alkyl or together denote a methylene chain having 4 or 5 members,their agriculturally utilizable salts, and their use for controlling unwanted plant growth.

    摘要翻译: 其中W,X,Y和Z各自为C-R 4,N或N-> O的吡啶衍生物,条件是环仅含有一个杂原子,并且取代基R 1,R 2和 R3具有以下含义:R 1是烷氧基,取代或未取代的烷基,取代或未取代的环烷基,取代或未取代的烯基,或取代或未取代的炔基,R 2是氢,R 3是甲酰基,4,5-二氢恶唑-2-基或 - CO-A-R5或-CO-NR6R7,其中R4是卤素,硝基,氰基,取代或未取代的烷基,取代或未取代的苄基,取代或未取代的环烷基,取代或未取代的烯基,取代或未取代的炔基,烷氧基,烷硫基,卤代烷氧基 卤代烷硫基,烯氧基,炔氧基,烷基亚磺酰基,烷基磺酰基,卤代烷基磺酰基,取代或未取代的苯氧基或苯硫基,取代或未取代的具有一个或两个选自基团的杂原子的5-或6-元杂环基 氧,硫和氮的取代基,或者是取代或未取代的苯基,A是氧或硫,R5是氢,取代或未取代的烷基,取代或未取代的苄基,环烷基,取代或未取代的苯基,1当量的阳离子或基团 -N = CR8R9,R6和R7是氢或烷基或一起表示具有4或5个成员的亚甲基链,它们的农业上可利用的盐,以及它们用于控制不想要的植物生长的用途。

    Substituted 1,8-naphthyridines, their preparation and their use as
antidotes
    9.
    发明授权
    Substituted 1,8-naphthyridines, their preparation and their use as antidotes 失效
    取代的1,8-萘啶,其制备及其用作解毒剂

    公开(公告)号:US5258356A

    公开(公告)日:1993-11-02

    申请号:US13202

    申请日:1993-02-01

    IPC分类号: A01N25/32 C07D471/04

    CPC分类号: C07D471/04 A01N25/32

    摘要: A combination of a variety of herbicides with safening agents which are substituted 1,8-naphthyridines of the formula ##STR1## where R.sup.1 is mercapto, hydroxyl, halogen, benzylthio, amino or NR.sup.2 R.sup.3, whereR.sup.2 is a group ##STR2## where A is C.sub.1 -C.sub.8 -alkyl, R.sup.3 is hydrogen, XR.sup.4, where X is oxygen or sulfur and R.sup.4 is C.sub.1 -C.sub.12 -alkyl,R.sup.5 and R.sup.7 are each hydrogen, C.sub.1 -C.sub.12 -alkyl, hydroxyl, halogen, mercapto, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, dialkylamino where each alkyl is of 1 to 6 carbon atoms, phenoxy or phenylthio, halo-(C.sub.1 -C.sub.3)-alkyl, C.sub.1 -C.sub.4 -alkoxy-(C.sub.1 -C.sub.3)-alkyl, andR.sup.6 is hydrogen, C.sub.1 -C.sub.12 -alkyl, carboxyl or C.sub.1 -C.sub.4 -alkoxycarbonyl or the plant-tolerated salts thereof.

    摘要翻译: 各种除草剂与安全剂的组合,其为R1为巯基,羟基,卤素,苄硫基,氨基或NR2R3的式VIII取代的1,8-萘啶,其中R2为基团,其中A 是C 1 -C 8 - 烷基,R 3是氢,XR 4,其中X是氧或硫,R 4是C 1 -C 12烷基,R 5和R 7各自是氢,C 1 -C 12烷基,羟基,卤素,巯基,C 1 -C 4 - 烷氧基,C 1 -C 4烷氧基 - (C 1 -C 3) - 烷基,和C 1 -C 4 - 烷氧基 - (C 1 -C 3) - 烷基, R6是氢,C1-C12-烷基,羧基或C1-C4-烷氧基羰基或其植物耐受的盐。

    Carboxamides and their use as herbicides
    10.
    发明授权
    Carboxamides and their use as herbicides 失效
    羧甲酰胺及其作为除草剂的用途

    公开(公告)号:US5201934A

    公开(公告)日:1993-04-13

    申请号:US592287

    申请日:1990-10-03

    摘要: Carboxamides of the formulae Ia to Ic ##STR1## where X is oxygen or sulfur;R.sup.1 is hydrogen or substituted or unsubstituted cycloalkyl or alkyl;R.sup.2 is hydroxy, alkoxy, cyanoalkyl, substituted or unsubstituted alkenyl, alkynyl, phenyl or naphthyl, or one of the groups stated for R.sup.1 ;R.sup.3 and R.sup.4 are nitro, cyano, halogen, substituted or unsubstituted amino, alkoxy, alkylthio, substituted or unsubstituted alkenyl, alkynyl, phenyl, phenoxy or phenylthio, or one of the groups stated for R.sup.1 ;R.sup.5 is formyl, 4,5-dihydrooxazol-2-yl or COYR.sup.6 (Y.dbd.O,S);R.sup.6 is hydrogen, cycloalkyl, substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkenyl or phenyl,phthalimido, tetrahydrophthalimido, succinimido, maleimido, benzotriazolyl ora group --N.dbd.CR.sup.7 R.sup.8, whereR.sup.7 and R.sup.8 are hydrogen or alkyl, and R.sup.8 may also be cycloalkyl, phenyl, or R.sup.7 and R.sup.8 together form a 4- to 7-membered alkylene chain;and if R.sup.5 is carboxyl, methoxycarbonyl or ethoxycarbonyl and R.sup.2 is hydrogen, R.sup.3 is not hydrogen and R.sup.4 is not hydrogen or methyl, and if R.sup.5 is carboxyl, methoxycarbonyl or ethoxycarbonyl and R.sup.4 is hydrogen, R.sup.3 is not hydrogen or R.sup.2 is not one of the following groups: hydrogen, C.sub.1 -C.sub.4 -alkyl, phenyl, 2-(3,4-dimethoxyphenyl)ethyl or 2,5-dichlorothien-3-yl;processes for the manufacture of compounds I and herbicidal agents containing them.

    摘要翻译: 式Ia至Ic的酰胺酰胺其中X是氧或硫; R1是氢或取代或未取代的环烷基或烷基; R2是羟基,烷氧基,氰基烷基,取代或未取代的链烯基,炔基,苯基或萘基,或为R1所述的一个基团; R3和R4是硝基,氰基,卤素,取代或未取代的氨基,烷氧基,烷硫基,取代或未取代的烯基,炔基,苯基,苯氧基或苯硫基,或为R1表示的基团之一; R5是甲酰基,4,5-二氢恶唑-2-基或COYR 6(Y = O,S); R 6是氢,环烷基,取代或未取代的烷基,烯基,炔基,环烯基或苯基,邻苯二甲酰亚氨基,四氢邻苯二甲酰亚胺基,琥珀酰亚胺基,马来酰亚胺基,苯并三唑基或基团-N = CR 7 R 8,其中R 7和R 8是氢或烷基, 环烷基,苯基或R7和R8一起形成4-至7-元亚烷基链; 如果R5是羧基,甲氧基羰基或乙氧基羰基,R2是氢,R3不是氢,R4不是氢或甲基,如果R5是羧基,甲氧基羰基或乙氧基羰基,R4是氢,R3不是氢或R2不是 以下基团:氢,C 1 -C 4 - 烷基,苯基,2-(3,4-二甲氧基苯基)乙基或2,5-二氯噻吩-3-基; 制备化合物I和含有它们的除草剂的方法。