摘要:
Phosphonic acid compounds I wherein Eth is optionally substituted 1,2-ethynediyl, ethanediyl or ethene-1,2-diyl; Y1 is oxygen or sulfur; Y2 is oxygen, sulfur or —N(R6)—; Y3 is oxygen, sulfur or —N(R7)—; R1, R2, R6 and R7 are hydrogen or optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or heterocyclyl, or R1 and R2, R1 and R6, R2 and R7 together are optionally substituted 1,2-ethanediyl, 1,3-propylene, tetramethylene, pentamethylene or ethyleneoxyethylene, or R1 and R2 together are optionally substituted 1,2-phenylene; R3 is cyano, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy; R4 is hydrogen or halogen, and R5 is a heterocycle &PHgr;1 to &PHgr;22 as defined in the specification, their manufacture and intermediates therefore. The phosphonic acid compounds are effective against unwanted plants and act as desiccants and defoliants.
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.
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:
Substituted 2-phenylpyridines I ##STR1## where n is 0, 1;R.sup.1 is halogen, C.sub.1 -C.sub.6 -haloalkyl;R.sup.2 and R.sup.3 are H, halogen;R.sup.4 is cyano, halogen;X and Y are --O--, --S--;R.sup.5 and R.sup.6 are H, C.sub.1 -C.sub.4 -alkyl or together are a 1,2-ethylene, 1,3-propylene, 1,4-tetramethylene or 1,5-pentamethylene chain;R.sup.7 is C.sub.1 -C.sub.6 -haloalkyl, C.sub.3 -C.sub.6 -haloalkenyl, C.sub.2 -C.sub.6 -alkenyloxy-C.sub.1 -C.sub.4 -alkyl, C.sub.2 -C.sub.6 -alkenyloxy-C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkadienyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.5 -C.sub.6 -cycloalkenyl, 3-oxetanyl, 3-thietanyl, phenyl, phenyl-C.sub.1 -C.sub.4 -alkyl or 5/6-membered heteroaryl having 1 to 3 hetero atoms selected from the group consisting of two oxygen atoms, two sulfur atoms and 3 nitrogen atoms, orR.sup.6 and R.sup.7 together are a 1,2-ethylene or 1,3-propylene chain which can have attached to it one or two C.sub.1 -C.sub.4 -alkyl substituents are used as herbicides and for the desiccation/defoliation of plants.
摘要:
Substituted 1-methyl-3-phenylpyrazoles I and their agriculturally useful acid addition salts ##STR1## where R.sup.1 =C.sub.1 -C.sub.4 -haloalkoxy or C.sub.1-C.sub.4 -haloalkylthio;R.sup.2 =halogen; R.sup.3 =F or Cl;R.sup.4 =CN, C.sub.1 -C.sub.4 -fluoroalkyl, C.sub.2 -C.sub.4 -fluoroalkenyl or --C(R.sup.5)(X-R.sup.6)(Y-R.sup.7);R.sup.5 =H or C.sub.1 -C.sub.4 -alkyl; X and Y=--O-- or --S--;R.sup.6, R.sup.7 =C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.3 -C.sub.4 -alkenyl, C.sub.3 -C.sub.4 -haloalkenyl or C.sub.3 -C.sub.4 -alkynyl;are used as herbicides; for the desiccation/defoliation of plants.
摘要:
Substituted 1-(pyridyl)pyrazoles of the formula I ##STR1## where the substituents have the meanings set forth in the specification, and the N-oxides and the agriculturally utilizable salts of the compounds I, processes for their preparation and their use as herbicides.