| abstract |
Pyrazole-3-carboxamides of the general formula I <IMAGE> I where the substituents have the following meaning: R1 hydrogen; substituted or unsubstituted C3-C8-cycloalkyl or C1C6-alkyl; R2 hydroxy; amino; C1-C4-alkylamino; di-C1-C4-alkylamino, aminocarbonyl-C1-C6-alkyl; substituted or unsubstituted C1-C4-alkoxy, C3-C6-alkenyl, C3-C6-alkynyl, phenyl or naphthyl, a substituted or unsubstituted 5- to 6-membered heterocyclic ring; one of the groups mentioned for R1 or R1 and R2 together denote a 4- to 7-membered chain which may contain, in addition to methylene groups one of the following groups as ring member: oxygen, sulfur N-methyl or carbonyl; R3 a substituted or unsubstituted 5- to 6-membered heterocyclic ring. substituted or unsubstituted C3-C6-alkenyl, C3-C6alkynyl, 5,6,7,8-tetrahydronaphthyl or phenyl or one of the groups mentioned for R1; R4 nitro; cyano; carboxyl; halogen; substituted or unsubstituted C1-C4-alkoxy or C1-C4-alkylthio, or one of the groups mentioned for R3; R5 4,5-dihydroxazol-2-yl or a group COYR6; Y hydrogen; R6 C3-C8-cycloalkyl, substituted or unsubstituted C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C5-C7-cycloalkenyl or phenyl, a substituted or unsubstituted 5- or 6-membered heterocyclic ring; phthalimido; tetrahydrophthalimido; succinimido; maleiimido; benzotriazolyl or a group -N=CR7R8, where R7 is hydrogen or C1-C6-alkyl and R8 is C3-C6-cycloalkyl, phenyl, furyl or a radical R7 or R7, R8 together denote a 4- to 7-membered alkylene chain, and their agriculturally useful salts, Y not denoting oxygen and R1 not denoting hydrogen when R3 is hydrogen and R4 is nitro, trifluoromethyl, halogen or C1-C4-alkoxy and -YR6 not denoting ethoxy when R1 is hydrogen, R4 is methyl and R2 is phenyl or substituted phenyl. |