US 5,843,868 A · Pryidine-2,3-dicarboxylic acid diamide derivatives and herbicides comprising said derivatives as active ingredient

Abstract

The present invention provides a pyridine-2,3-dicarboxylic acid diamide derivatives represented by the following formula (I) and herbicides containing them as an active ingredient. ##STR1## wherein R.sub.1 represents one to three substituents such as H, halogen, cyano, nitro, (halo)alkyl, (halo)alkoxy, (halo)alkylthio, (C.sub.3-6)cycloalkyl, alkenyl, alkynyl, substituted phenyl, substituted phenoxy, etc. and R.sub.1 may represent alkylene or alkenylene together with an adjacent carbon atom; R.sub.2 represents H, halogen, cyano, nitro, (halo)alkyl or (halo)alkoxy; R.sub.3 represents H or alkyl; R.sub.4 and R.sub.5 each represent H, (halo)alkyl, cycloalkyl, substituted cycloalkylalkyl, etc.; and n represents an integer of 0 or 1!. The present compounds exhibit excellent effect for controlling paddy field weeds and the like.

A pyridine-2,3-dicarboxylic acid diamide derivative represented by the following formula (I):

##STR18## wherein R.sup.1 represents one to three substituents which may be the same or different and are selected from the group consisting of a hydrogen atom;
a halogen atom;
a cyano group;
a nitro group;
a (C.sub.1-6) alkyl group;
a halo(C.sub.1-6) alkyl group;
a (C.sub.1-6)alkoxy group;
a halo(C.sub.1-6)-alkoxy group;
a (C.sub.1-6)alkylthio group;
a halo(C.sub.1 6)alkyl-thio group;
a (C.sub.1-6)alkylsulfinyl group;
a halo(C.sub.1-6)-alkylsulfinyl group;
a (C.sub.1-6)alkylsulfonyl group;
a halo(C.sub.1-6)alkylsulfonyl group;
a (C.sub.3-6)cycloalkyl group;
a (C.sub.2-6)alkenyl group;
a (C.sub.2-6)alkynyl group;
a (C.sub.1-6)-alkoxy(C.sub.1-6)alkyl group;
a phenyl group;
a substituted phenyl group having one or more substituents which may be the same or different and are selected from the group consisting of a halogen atom, a (C.sub.1-6)alkyl group, a halo(C.sub.1-6) alkyl group, a (C.sub.1-6) alkoxy group, a halo(C.sub.1-6)-alkoxy group, a (C.sub.1-6)alkylthio group and a halo(C.sub.1 l.sub.6)-alkylthio group;
a phenoxy group;
a substituted phenoxy group having one or more substituents which may be the same or different and are selected from the group consisting of a halogen atom, a (C.sub.1-6)alkyl group, a halo(C.sub.1-6) alkyl group, a (C.sub.1-6)alkoxy group, a halo(C.sub.1-6)-alkoxy group, a (C.sub.1-6)alkylthio group and a halo(C.sub.1-6)-alkylthio group;
a phenylthio group;
a substituted phenylthio group having one or more substituents which may be the same or different and are selected from the group consisting of a halogen atom, a (C.sub.1-6)alkyl group, a halo(C.sub.1-6)alkyl group, a (C.sub.1-6)alkoxy group, a halo(C.sub.1-6)alkoxy group, a (C.sub.1-6)alkylthio group and a halo(C.sub.1-6)alkylthio group;
and an amino group substituted with a hydrogen atom or a (C.sub.1-6)alkyl group which may be the same or different,
R.sub.2 represents one to five substituents which may be the same or different and are selected from the group consisting of a hydrogen atom, a halogen atom, a cyano group, a nitro group, a (C.sub.1-6)alkyl group, a halo (C.sub.1-6)alkyl group, a (C.sub.1-6)alkoxy group, a halo(C.sub.1-6)-alkoxy group, a (C.sub.1-6)alkoxycarbonyl group and a (C.sub.1-6)-alkoxycarbonyl(C.sub.1-6)alkyloxy group,
R.sub.3 represents a hydrogen atom or a (C.sub.1-6)alkyl group,
R.sub.4 and R.sub.5 may be the same or different and each represent a hydrogen atom;
a (C.sub.1-6)alkyl group;
a halo(C.sub.1-6)alkyl group;
a cyano(C.sub.1-6)alkyl group;
a (C.sub.3-6) cycloalkyl group;
a (C.sub.3-6)cycloalkyl(C.sub.1-6)alkyl group;
a (C.sub.3-6)cycloalkyl(C.sub.1-6)alkyl group having one or more halogen atoms on the ring which may be the same or different;
a (C.sub.1-6)alkoxy(C.sub.1-6)alkyl group;
a (C.sub.1-6) alkylthio(C.sub.1-6)alkyl group;
a (C.sub.1-6)alkoxycarbonyl(C.sub.1-6) alkyl group;
a (C.sub.2-6)alkenyl group;
a (C.sub.2-6)alkynyl group;
an amino group substituted with a hydrogen atom or a (C.sub.1-6)alkyl group which may be the same or different;
an amino(C.sub.1-6)alkyl group substituted with a hydrogen atom or a (C.sub.1-6)alkyl group which may be the same or different;
a phenyl(C.sub.1-6)alkyloxy group;
and
n represents an integer of 0 or 1.

41 more elements

Pryidine-2,3-dicarboxylic acid diamide derivatives and herbicides comprising said derivatives as active ingredient

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Pryidine-2,3-dicarboxylic acid diamide derivatives and herbicides comprising said derivatives as active ingredient

Life of this patent

Abstract

Claims4