Claims
- 1. 4-Benzoylpyrazoles of the formula I ##STR28## where: R.sup.1 and R.sup.2 are each hydrogen, mercapto, nitro, halogen, cyano, thiocyanato, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, --OR.sup.10, --OCOR.sup.10, --OSO.sub.2 R.sup.11, --S(O).sub.n R.sup.10, --SO.sub.2 OR.sup.10, --SO.sub.2 NR.sup.3 R.sup.10, --NR.sup.10 SO.sub.2 R.sup.10 or --NR.sup.10 COR;
- Q is a pyrazole of the formula II ##STR29## which is attached in position 4 and where R.sup.11 is C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, phenyl or phenyl which is partially or fully halogenated and/or carries one to three of the following radicals: nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy;
- R.sup.12 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkylcarbonyl, C.sub.1 -C.sub.6 -haloalkylcarbonyl, C.sub.1 -C.sub.6 -alkoxycarbonyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.6 -haloalkylsulfonyl, phenylcarbonyl, phenylcarbonylmethyl, phenoxycarbonyl or phenylsulfonyl, where the last four substituents are unsubstituted or the phenyl ring in question is partially or fully halogenated and/or carries one to three of the following radicals: nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy;
- R.sup.13 is hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -haloalkyl;
- A is a group of the formula IIIa, IIIb or IV ##STR30## where: R.sup.3 is hydrogen, C.sub.1 -C.sub.6 -alkyl or phenyl, where the alkyl and phenyl radicals mentioned may be partially or fully halogenated and/or may carry one to three of the following groups: hydroxyl, mercapto, amino, cyano, R.sup.10, --OR.sup.10, --SR.sup.10, --NR.sup.3 R.sup.10, .dbd.NOR.sup.10, --OCOR.sup.10, --SCOR.sup.10, --NR.sup.3 COR.sup.10, --CO.sub.2 R.sup.10, --COSR.sup.10, --CONR.sup.3 R.sup.10, C.sub.1 -C.sub.4 -alkyliminooxy, C.sub.1 -C.sub.4 -alkoxyamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, heterocyclyl, heterocyclyloxy, phenyl, benzyl, hetaryl, phenoxy, benzyloxy and hetaryloxy, where the last eight radicals may in turn be substituted;
- R.sup.4 -R.sup.7 may be identical or different and, independently of the others, each is: hydrogen, hydroxyl, mercapto, amino, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.4 -C.sub.6 -cycloalkenyl, phenyl, --OR.sup.10, --S(O).sub.n R.sup.10, --OS(O).sub.n R.sup.10, --PO(OR.sup.10).sub.2, --NR.sup.3 R.sup.10, --Si(R.sup.10).sub.3 or --OCOR.sup.10, where the alkyl and cycloalkyl radicals mentioned and R.sup.3 and R.sup.10 of the radicals --OR.sup.10, --S(O).sub.n R.sup.10, --OS(O).sub.n R.sup.10, --PO(OR.sup.10).sub.2, --NR.sup.3 R.sup.10, --Si(R.sup.10).sub.3, --OCOR.sup.10 may be partially or fully halogenated and/or may carry one to three of the following groups: hydroxyl, mercapto, amino, cyano, R.sup.10, --OR.sup.10, --SR.sup.10, --NR.sup.3 R.sup.10, .dbd.NOR.sup.10, --OCOR.sup.10, --SCOR.sup.10, --NR.sup.3 COR.sup.10, --CO.sub.2 R.sup.10, --COSR.sup.10, --CONR.sup.3 R.sup.10, C.sub.1 -C.sub.4 -alkyliminooxy, C.sub.1 -C.sub.4 -alkoxyamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, heterocyclyl, heterocyclyloxy, phenyl, benzyl, hetaryl, phenoxy, benzyloxy and hetaryloxy, where the last eight radicals may in turn be substituted;
- R.sup.4 and R.sup.5 together may form a C.sub.2 -C.sub.5 -alkylene or C.sub.2 -C.sub.5 -alkenylene chain which may be interrupted once or twice by a nitrogen or an oxygen atom, or may form a group .dbd.X, where X is an oxygen atom or a group CR.sup.3 R.sup.10, NR.sup.10, NNR.sup.3 R.sup.10, or NOR.sup.10 ; R.sup.6 and R.sup.7 together may form a C.sub.2 -C.sub.5 -alkylene or C.sub.2 -C.sub.5 -alkenylene chain which may be interrupted once or twice by a nitrogen or an oxygen atom, or may form a group .dbd.X, where X is an oxygen atom or a group CR.sup.3 R.sup.10, NR.sup.10, NNR.sup.3 R.sup.10, or NOR.sup.10 ;
- n is zero, one, two;
- R.sup.5 and R.sup.6 together may furthermore, if they are attached to adjacent carbon atoms and if R.sup.4 and R.sup.7 are each hydrogen, form a C.sub.3 -C.sub.4 -alkylene or C.sub.3 -C.sub.4 -alkenylene chain which may be interrupted by a nitrogen or an oxygen atom;
- R.sup.8 and R.sup.9 may be identical or different and, independently of the other, each is: hydrogen, nitro, halogen, cyano, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.4 -C.sub.6 -cycloalkenyl, C.sub.5 -C.sub.6 -heterocyclyl, --OR.sup.10, --SR.sup.10, --COR.sup.10, --COOR.sup.1, --CONR.sup.3 R.sup.10, phenyl, phenyl-C.sub.1 -C.sub.6 -alkyl and five- or six-membered hetaryl, where the alkyl and cycloalkyl radicals mentioned and R.sup.3 and R.sup.10 of the radicals --OR.sup.10, --SR.sup.10, --COR.sup.10, --COOR.sup.10, --CONR.sup.3 R.sup.10 may be partially or fully halogenated and/or may carry one to three of the following groups: hydroxyl, mercapto, amino, cyano, R.sup.10, --OR.sup.10, --SR.sup.10, --NR.sup.3 R.sup.10, .dbd.NOR.sup.10, --OCOR.sup.10, --SCOR.sup.10, --NR.sup.3 COR.sup.10, --CO.sub.2 R.sup.10, --COSR.sup.10, --CONR.sup.3 R.sup.10, C.sub.1 -C.sub.4 -alkyliminooxy, C.sub.1 -C.sub.4 -alkoxyamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, heterocyclyl, heterocyclyloxy, phenyl, benzyl, hetaryl, phenoxy, benzyloxy and hetaryloxy, where the last eight radicals may in turn be substituted;
- R.sup.8 and R.sup.9 together may furthermore form a C.sub.2 -C.sub.5 -alkylene or C.sub.2 -C.sub.5 -alkenylene chain which may interrupted once or twice by a nitrogen or an oxygen atom;
- R.sup.10 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, phenyl or phenyl-C.sub.1 -C.sub.6 -alkyl, where the alkyl radicals mentioned may be partially or fully halogenated and/or may carry one to three of the following groups: hydroxyl, mercapto, amino, cyano, R.sup.10, --OR.sup.10, --SR.sup.10, --NR.sup.3 R.sup.10, .dbd.NOR.sub.10, --OCOR.sup.10, --SCOR.sup.10, --NR.sup.3 COR.sup.10, --CO.sub.2 R.sup.10, --COSR.sup.10, --CONR.sup.3 R.sup.10, C.sub.1 -C.sub.4 -alkyliminooxy, C.sub.1 -C.sub.4 -alkoxyamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, heterocyclyl, heterocyclyloxy, phenyl, benzyl, hetaryl, phenoxy, benzyloxy and hetaryloxy, where the last eight radicals may in turn be substituted; and agriculturally useful salts thereof.
- 2. 4-Benzoylpyrazoles of the formula I as claimed in claim 1 in which
- R.sup.1 is nitro, halogen, cyano, thiocyanato, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, --OR.sup.5 or --S(O).sub.n R.sup.7 ;
- R.sup.2 is hydrogen or one of the radicals mentioned above under R.sup.1.
- 3. 4-Benzoylpyrazoles of the formula Ia as claimed in claim 1, ##STR31## where the substituents R.sup.1, R.sup.2, Q and A are each as defined in claim 1.
- 4. 4-Benzoylpyrazoles of the formula Ia as claimed in claim 3 in which A is a group of the formula IIIA or IIIb.
- 5. 4-Benzoylpyrazoles of the formula Ia as claimed in claim 3 in which A is a group of the formula IV.
- 6. A process for preparing 4-benzoylpyrazoles of the formula I as claimed in claim 1, which comprises acylating a pyrazole of the formula Ia, where the substituents R.sup.11 and R.sup.13 are each as defined in claim 1, ##STR32## with an activated carboxylic acid Va or a carboxylic acid Vb, ##STR33## where the substituents R.sup.1, R.sup.2 and A are each as defined in claim 1 and L.sup.1 is a nucleophilically replaceable leaving group, and rearranging the acylation product, if appropriate in the presence of a catalyst, to the compounds I and, if desired, reacting them with a compound of the formula VI
- L.sup.2 --R.sup.12 VI (where R.sup.12 .noteq.H)
- in which R.sup.12 is as defined in claim 1 except for hydrogen and L.sup.2 is a nucleophilically replaceable leaving group, for preparing 4-benzoylpyrazoles of the general formula I where R.sup.12 .noteq.H.
- 7. A composition, which comprises a herbicidally active amount of at least one 4-benzoylpyrazole of the formula I or an agriculturally useful salt of I as claimed in claim 1 and auxiliaries which are customarily used for formulating crop protection agents.
- 8. A method for controlling undesirable vegetation, which comprises allowing a herbicidally effective amount of at least one 4-benzoylpyrazole of the formula I or an agriculturally useful salt of I as claimed in claim 1 to act on plants, their habitat and/or on seeds.
Priority Claims (1)
Number |
Date |
Country |
Kind |
197 193 87 |
May 1997 |
DEX |
|
Parent Case Info
This application is a 371 of PCT/EP 98/02622 filed May 4, 1998.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/EP98/02622 |
5/4/1998 |
|
|
11/2/1999 |
11/2/1999 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO98/50379 |
11/12/1998 |
|
|
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
5028618 |
Seele et al. |
Jul 1991 |
|
Foreign Referenced Citations (3)
Number |
Date |
Country |
282 944 |
Sep 1988 |
EPX |
352 543 |
Jan 1990 |
EPX |
9626206 |
Aug 1996 |
WOX |