Herbicidal sulphonylated carboxamides

A sulphonylated carboxamide of the formula

• R.sup.1 --CO--NH--SO.sub.2 --(A).sub.n --R.sup.2 (I)
• in which
• n is 0 or 1,
• A is oxygen, NH or CH.sub.2,
• R.sup.1 is isoxazolyl, thiodiazolyl or 1,2,4-oxadiozolyl, which is optionally substituted by fluorine, chlorine, bromine, methyl, ethyl, propyl, isopropyl, butyl, isobutyl, sec-butyl, tert-butyl, fluoromethyl, chloromethyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorofluoromethyl, chlorodifluoromethyl, fluorodichloromethyl, phenyl, methoxy, ethoxy, propoxy, isopropyloxy, difluoromethoxy, trifluoromethoxy, chlorodifluoromethoxy, methylthio, ethylthio, propylthio, isopropylthio, difluoromethylthio, trifluoromethylthio, chlorodifluoromethylthio, methylsulphinyl, ethylsulphinyl, propylsulphinyl, methylsulphonyl, ethylsulphonyl, propylsulphonyl, methylamino, ethylamino, propylamino, isopropylamino or dimethylamino, and
• R.sup.2 represents the radical ##STR161## in which R.sup.3 and R.sup.4 are identical or different and represent hydrogen, fluorine, chlorine, bromine, iodine, cyano, nitro, carboxyl or C.sub.1 -C.sub.6 -alkyl which is optionally substituted by fluorine, chlorine, bromine, cyano, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylamino-carbonyl, di-C.sub.1 -C.sub.4 -alkyl)aminocarbonyl, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, formyloxy, C.sub.1 -C.sub.4 -alkyl-carbonyloxy, C.sub.1 -C.sub.4 -alkoxycarbonyloxy, C.sub.1 -C.sub.4 -alkylamino-carbonyloxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl, C.sub.1 -C.sub.4 -alkylsulphonyl, di-(C.sub.1 -C.sub.4 -alkyl)aminosulphonyl, C.sub.3 -C.sub.6 -cycloalkyl or phenyl, or R.sup.3 and R.sup.4 furthermore independently of one another represent C.sub.2 -C.sub.6 -alkenyl which is optionally substituted by fluorine, chlorine, bromine, cyano, C.sub.1 -C.sub.4 -alkoxycarbonyl, carboxyl or phenyl, or R.sup.3 and R.sup.4 additionally independently of one another represent C.sub.2 -C.sub.6 -alkinyl which is optionally substituted by fluorine, chlorine, bromine, cyano, C.sub.1 -C.sub.4 -alkoxy-carbonyl, carboxyl or phenyl;
• C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine, chlorine, bromine, cyano, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl;
• C.sub.1 -C.sub.4 -alkylthio which is optionally substituted by fluorine, chlorine, bromine, cyano, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl;
• C.sub.3 -C.sub.6 -alkenyloxy which is optionally substituted by fluorine, chlorine, bromine, cyano or C.sub.1 -C.sub.4 -alkoxy-carbonyl, C.sub.2 -C.sub.6 -alkenylthio which is optionally substituted by fluorine, chlorine, bromine, cyano, nitro, C.sub.1 -C.sub.3 -alkylthio or C.sub.1 -C.sub.4 -alkoxy-carbonyl;
• C.sub.3 -C.sub.6 -alkynyloxy, C.sub.3 -C.sub.6 -alkynylthio or the radical --S(O).sub.p --R.sup.5, or
• R.sup.3 and R.sup.4 furthermore represent phenyl or phenoxy, C.sub.1 -C.sub.4 -alkylcarbonylamino, C.sub.1 -C.sub.4 -alkoxycarbonylamino, C.sub.1 -C.sub.4 -alkylamino-carbonylamino, di-(C.sub.1 -C.sub.4 -alkyl)-amino-carbonylamino, or the radical --CO--R.sup.6, or R.sup.3 and R.sup.4 furthermore represent C.sub.1 -C.sub.4 -alkysulphonyloxy, di-(C.sub.1 -C.sub.4 -alkyl)-aminosulphonylamino or the radical --CH.dbd.N--R.sup.7, in which p represents the numbers 1 or 2 and
• R.sup.5 represents C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine, chlorine, bromine, cyano or C.sub.1 -C.sub.4 -alkoxycarbonyl, or R.sup.5 represents C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkylamino or di-(C.sub.1 -C.sub.4 -alkyl)-amino,
• R.sup.6 represents C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy which is optionally substituted by fluorine, chlorine, methoxy or ethoxy;
• C.sub.3 -C.sub.6 -cycloalkoxy, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.1 -C.sub.4 -alkylthio, amino, C.sub.1 -C.sub.4 -alkylamino, C.sub.1 -C.sub.4 -alkoxyamino, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl-amino or di-(C.sub.1 -C.sub.4 -alkyl)amino which are optionally substituted by fluorine or chlorine and
• R.sup.7 represents C.sub.1 -C.sub.6 -alkyl which is optionally substituted by fluorine, chlorine, cyano, carboxyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl, benzyl which is optionally substituted by fluorine or chlorine, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl which are optionally substituted by fluorine or chlorine, phenyl which is optionally substituted by fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, trifluoromethyl, trifluoromethoxy or trifluoromethylthio, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkynyloxy or benzyloxy which are optionally substituted by fluorine or chlorine, or R.sup.7 furthermore represents amino, C.sub.1 -C.sub.4 -alkylamino, di-(C.sub.1 -C.sub.4 -alkyl)-amino, phenylamino, C.sub.1 -C.sub.4 -alkyl-carbonylamino, C.sub.1 -C.sub.4 -alkoxycarbonylamino, C.sub.1 -C.sub.4 -alkyl-sulphonylamino or phenyl sulphonylamino which is optionally substituted by fluorine, chlorine, bromine or methyl,
• R.sup.8 and R.sup.9 are identical or different and represent hydrogen, fluorine, chlorine, bromine, nitro, cyano, C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine or chlorine;
• or C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine or chlorine;
• R.sup.10 and R.sup.11 are identical or different and represent hydrogen, fluorine, chlorine, bromine, nitro, cyano, or C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine or chlorine;
• C.sub.2 -C.sub.4 -alkenyl which is optionally substituted by fluorine or chlorine, C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine or chlorine;
• C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl which are optionally substituted by fluorine or chlorine;
• and di-(C.sub.1 -C.sub.4 -alkyl)-aminosulphonyl, C.sub.1 -C.sub.4 -alkoxy-carbonyl, dimethylaminocarbonyl or dioxolanyl;
• R.sup.12 and R.sup.13 are identical or different and represent hydrogen, fluorine, chlorine, bromine or C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine or chlorine;
• C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine or chlorine;
• C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl which are optionally substituted by fluorine or chlorine;
• or di-(C.sub.1 -C.sub.4 -alkyl)aminosulphonyl;
• R.sup.14 and R.sup.15 are identical or different and represent hydrogen, fluorine, chlorine, bromine, cyano, nitro or C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine, chlorine, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -halogenoalkoxy;
• C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine or chlorine;
• C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl which are optionally substituted by fluorine or chlorine, di-(C.sub.1 -C.sub.4 -alkyl)-amino-sulphonyl or C.sub.1 -C.sub.4 -alkoxycarbonyl, and
• A.sup.1 represents oxygen, sulphur or the group N--Z.sup.1, in which
• Z.sup.1 represents hydrogen or C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine, chlorine, bromine or cyano;
• C.sub.3 -C.sub.6 -cycloalkyl, benzyl or phenyl, phenyl optionally being substituted by fluorine, chlorine, bromine or nitro;
• C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxy-carbonyl or di-(C.sub.1 -C.sub.4 -alkyl)aminocarbonyl;
• R.sup.16 and R.sup.17 are identical or different and represent hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -halogenoalkoxy,
• Y.sup.1 represents sulphur or the group N--R.sup.18, in which
• R.sup.18 represents hydrogen or C.sub.1 -C.sub.4 -alkyl,
• R.sup.19 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, phenyl or (iso)quinolinyl,
• R.sup.20 represents hydrogen, halogen, cyano, nitro or C.sub.1 -C.sub.4 -alkyl which is optionally substituted by fluorine or chlorine;
• C.sub.1 -C.sub.4 -alkoxy which is optionally substituted by fluorine or chlorine;
• dioxolanyl or C.sub.1 -C.sub.4 -alkoxy-carbonyl,
• R.sup.21 represents hydrogen, halogen or C.sub.1 -C.sub.4 -alkyl,
• R.sup.22 represents hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy-carbonyl,
• R.sup.23 represents C.sub.1 -C.sub.4 -alkyl,
• R.sup.24 represents C.sub.1 -C.sub.4 -alkyl and
• R.sup.25 represents hydrogen or methyl,
• or a salt thereof.