Claims
- 1. A sulfonamide of the formula I ##STR1371## where the substituents and indices are defined as follows: R.sup.1 is hydrogen, cyano,
- C.sub.1 -C.sub.8 -alkyl which may be substituted by one of the following radicals: C.sub.1 -C.sub.2 -alkoxy, C.sub.1 -C.sub.2 -alkylthio, aryl, aryloxy, arylthio, hetaryl, hetaryloxy and hetarylthio,
- C.sub.2 -C.sub.5 -alkenyl,
- C.sub.2 -C.sub.4 -alkynyl,
- COR.sup.4 where R.sup.4 is C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, aryl, aryloxy, arylthio, aryl-C.sub.1 -C.sub.4 -alkoxy, hetaryl, hetaryloxy, hetarylthio or hetaryl-C.sub.1 -C.sub.4 -alkoxy,
- CONR.sup.5 R.sup.6, where R.sup.5 and R.sup.6 are identical or different and each denotes hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.5 -alkenyl, aryl, hetaryl, aryl-C.sub.1 -C.sub.4 -alkyl, hetaryl-C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkylcarbonyl or together denote a C.sub.2 -C.sub.6 -alkylene chain,
- or SO.sub.m R.sup.4, where m is 1 or 2 and R.sup.4 is as defined above;
- R.sup.2, R.sup.3 are identical or different and each denotes nitro, hydroxy, carboxy, mercapto or halogen,
- C.sub.1 -C.sub.4 -alkyl, which may be monosubstituted by hydroxl, mercapto, amino, aryloxy or hetaryloxy and/or monosubstituted, disubstituted or trisubstituted by halogen,
- C.sub.3 -C.sub.6 -cycloalkyl, which may be monosubstituted, disubstituted or trisubstituted by halogen, hydroxyl, mercapto and/or C.sub.1 -C.sub.4 -alkyl,
- C.sub.3 -C.sub.6 -cycloalkoxy,
- C.sub.3 -C.sub.6 -cycloalkylthio,
- C.sub.2 -C.sub.5 -haloalkenyl,
- C.sub.2 -C.sub.4 -haloalkynyl,
- C.sub.1 -C.sub.4 -alkoxy, which may be monosubstituted, disubstituted or trisubstituted by halogen and/or monosubstituted by aryl or hetaryl,
- C.sub.1 -C.sub.4 -alkylthio, which may be monosubstituted, disubstituted or trisubstituted by halogen and/or monosubstituted by aryl or hetaryl,
- C.sub.2 -C.sub.5 -alkenyloxy,
- C.sub.2 -C.sub.4 -alkynyloxy,
- --NR.sup.5 R.sup.6, where R.sup.5 and R.sup.6 are each as defined above, or one of the groups mentioned under R.sup.1,
- W and X are each nitrogen,
- Y and Z each denote a group of the formula ##STR1372## where R.sup.7 is hydrozino or one of the groups mentioned under R.sup.2, n is 0 or 1 and
- A is aryl or hetaryl, which each may carry from one to five halogen atoms and/or from one to three of the following substituents:
- --SO.sub.2 R.sup.8, where R.sup.8 is hydroxy, C.sub.1 -C.sub.4 -alkoxy, aryl-C.sub.1 -C.sub.4 -alkoxy, aryloxy, hetaryloxy, hetaryl-C.sub.1 -C.sub.4 -alkoxy or --NR.sup.5 R.sup.6, where R.sup.5 and R.sup.6 are each as defined above, and/or
- the groups mentioned under R.sup.2,
- wherein the term aryl defines phenyl or naphthyl and the term hetaryl defined monocyclylic or bicyclylic 5- and 6- membered rings said monocyclyl or bicyclyl containing one or more heteroatoms, and the salts and N-oxides thereof.
- 2. A sulfonamide of the formula Ic, ##STR1373## where A, X, Z, n and R.sup.1 have the meaning given in claim 1 and the salts and N-oxides thereof.
- 3. A herbicidal agent containing a sulfonamide of the formula I as set forth in claim 1, or a salt of N-oxide thereof, and conventional formulation assistants.
- 4. A process for combating the growth of unwanted plants, comprising: applying a herbicidally effective amount of a sulfonamide of the formula I as set forth in claim 1, or a slat of N-oxide thereof, to plants and/or their habitat.
- 5. An agent for influencing plant growth, containing a sulfonamide of the formula I as set forth in claim 1, or a salt or N-oxide thereof, and conventional formulation assistants.
- 6. A process for influencing the growth of plants, wherein an effective amount of a sulfonamide of the formula I, as set forth in claim 1, or a salt or N-oxide thereof, is allowed to act on the plants and/or their habitat.
Parent Case Info
This is a division of application Ser. No. 310,753, filed Feb. 15, 1989, now U.S. Pat. No. 4,881,969.
US Referenced Citations (3)
Foreign Referenced Citations (1)
Number |
Date |
Country |
0007687 |
Feb 1980 |
EPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
310753 |
Feb 1989 |
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