Fungicides for the control of take-all disease of plants
First Claim
1. A method of controlling disease in a plant caused by Gaeumannomyces sp. comprising applying to the plant locus a composition comprising a fungicidally effective amount of a fungicide of the formula ##STR3## wherein Z1 and Z2 are C and are part of an aromatic ring which is furan;
- andA is selected from the group consisting of --C(X)--amine wherein the amine is substituted with a first and a second amine substituent or with an alkylaminocarbonyl and a hydrogen, --C(O)--SR3, --NH--C(X)R4, and --C(═
NR3)--XR7 ;
the first amine substituent is selected from the group consisting of C1 -C10 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof, optionally substituted with one or more halogen, hydroxy, alkoxy, alkylthio, nitrile, alkylsulfonate, haloalkylsulfonate, phenyl, a 5-membered heteroaryl, C3 -C6 cycloalkyl and C5 -C6 cycloalkenyl;
phenyl optionally substituted with one or more C1 -C4 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof, cycloalkyl, cycloalkenyl, haloalkyl, alkoxy and nitro;
C3 -C6 cycloalkyl, C5 -C6 cycloalkenyl, alkoxy, alkenoxy, alkynoxy, dialkylamino, and alkylthio;
and the second amine substituent is selected from the group consisting of hydrogen, C1 -C6 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof optionally substituted with one or more halogen;
hydroxy, alkylcarbonyl, haloalkylcarbonyl, alkoxycarbonyl, and dialkylphosphonyl;
B is --Wm --Q(R2)3 or selected from o-tolyl, 1-naphthyl, 2-naphthyl, and 9-phenanthryl, each optionally substituted with halogen or R4 ;
Q is C, Si, Ge, or Sn;
W is --C(R3)p H.sub.(2-p) --;
or when Q is C, W may also be selected from --N(R3)m H.sub.(1-m) --, --S(O)p--, and --O--;
X is O or S;
n is 2;
m is 0 or 1;
p is 0, 1, or 2;
wherein the two R groups are combined to form a ionheterocyclic ring fused to said furan ring which is not benzofuran when A is C(X) amine, B is Wm (Q)(R2)3, and Q is C or Si, said R groups being selected from the group consisting of C1 -C4 alkyl, alkenyl, C3 -C6 cycloalkyl and cycloalkenyl, each optionally substituted with hydroxy, thio, phenyl, C1 -C4 alkoxy, alkylthio, alkylsulfinyl, or alkylsulfonyl; and
each R2 is independently selected from alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl and phenyl, each optionally substituted with R4 or halogen; and
wherein, when Q is C, R2 may also be selected from alkoxy, alkylthio, alkylamino, and dialkylamino;
wherein further when Q is C, then two R2 groups may be combined to form a cycloalkyl group with Q;
R3 is C1 -C4 alkyl;
R4 is C1 -C4 alkyl, haloalkyl, alkoxy, alkylthio, alkylamino, or dialkylamino; and
R7 is C1 -C4 alkyl, haloalkyl, or phenyl, optionally substituted with halo, nitro, or R4 ;
provided that B is not trimethylsilyl when A is (diethylamino)carbonyl;
or an agronomic salt thereof.
1 Assignment
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Accused Products
Abstract
A method of controlling Take-all disease of plants by applying, preferably to the seed prior to planting, a fungicide of the formula ##STR1## wherein Z1 and Z2 are C and are part of an aromatic ring that is furan;
A is selected from --C(X)-amine, --C(O)--SR3, --NH--C(X)R4, and --C(═NR3)--XR7 ;
B is --Wm --Q(R2)3 or selected from o-tolyl, 1-naphthyl, 2-naphthyl, and 9-phenanthryl, each optionally substituted with halogen or R4 ;
Q is C, Si, Ge, or Sn;
W is --C(R3)p H.sub.(2-p) --; or when Q is C, W is selected from --C(R3)p H.sub.(2-p) --, --N(R3)m H.sub.(1-m) --, --S(O)p --, and --O--;
X is O or S;
n is 2;
m is 0 or 1;
p is 0, 1, or 2;
R, R2, R3, R4 and R7 are herein defined;
or an agronomic salt thereof.
34 Citations
60 Claims
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1. A method of controlling disease in a plant caused by Gaeumannomyces sp. comprising applying to the plant locus a composition comprising a fungicidally effective amount of a fungicide of the formula ##STR3## wherein Z1 and Z2 are C and are part of an aromatic ring which is furan;
- and
A is selected from the group consisting of --C(X)--amine wherein the amine is substituted with a first and a second amine substituent or with an alkylaminocarbonyl and a hydrogen, --C(O)--SR3, --NH--C(X)R4, and --C(═
NR3)--XR7 ;the first amine substituent is selected from the group consisting of C1 -C10 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof, optionally substituted with one or more halogen, hydroxy, alkoxy, alkylthio, nitrile, alkylsulfonate, haloalkylsulfonate, phenyl, a 5-membered heteroaryl, C3 -C6 cycloalkyl and C5 -C6 cycloalkenyl;
phenyl optionally substituted with one or more C1 -C4 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof, cycloalkyl, cycloalkenyl, haloalkyl, alkoxy and nitro;
C3 -C6 cycloalkyl, C5 -C6 cycloalkenyl, alkoxy, alkenoxy, alkynoxy, dialkylamino, and alkylthio;and the second amine substituent is selected from the group consisting of hydrogen, C1 -C6 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof optionally substituted with one or more halogen;
hydroxy, alkylcarbonyl, haloalkylcarbonyl, alkoxycarbonyl, and dialkylphosphonyl;B is --Wm --Q(R2)3 or selected from o-tolyl, 1-naphthyl, 2-naphthyl, and 9-phenanthryl, each optionally substituted with halogen or R4 ; Q is C, Si, Ge, or Sn; W is --C(R3)p H.sub.(2-p) --;
or when Q is C, W may also be selected from --N(R3)m H.sub.(1-m) --, --S(O)p--, and --O--;X is O or S; n is 2; m is 0 or 1; p is 0, 1, or 2; wherein the two R groups are combined to form a ionheterocyclic ring fused to said furan ring which is not benzofuran when A is C(X) amine, B is Wm (Q)(R2)3, and Q is C or Si, said R groups being selected from the group consisting of C1 -C4 alkyl, alkenyl, C3 -C6 cycloalkyl and cycloalkenyl, each optionally substituted with hydroxy, thio, phenyl, C1 -C4 alkoxy, alkylthio, alkylsulfinyl, or alkylsulfonyl; and each R2 is independently selected from alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl and phenyl, each optionally substituted with R4 or halogen; and
wherein, when Q is C, R2 may also be selected from alkoxy, alkylthio, alkylamino, and dialkylamino;wherein further when Q is C, then two R2 groups may be combined to form a cycloalkyl group with Q; R3 is C1 -C4 alkyl; R4 is C1 -C4 alkyl, haloalkyl, alkoxy, alkylthio, alkylamino, or dialkylamino; and R7 is C1 -C4 alkyl, haloalkyl, or phenyl, optionally substituted with halo, nitro, or R4 ; provided that B is not trimethylsilyl when A is (diethylamino)carbonyl; or an agronomic salt thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
- and
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30. A compound of the formula ##STR4## wherein Z1 and Z2 are carbons of a furan ring;
- A is selected from the group consisting of --C(X)--amine wherein the amine is substituted with a first and a second amine substituent or with an alkylaminocarbonyl and a hydrogen, --C(O)--SR3, --NH--C(X)R4, and --C(═
NR3)--XR7 ;the first amine substituent which is selected from the group consisting of C1 -C10 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof optionally substituted with one or more halogen, hydroxy, alkoxy, alkylthio, nitrile, alkylsulfonate, haloalkylsulfonate, phenyl, a 5-membered heteroaryl, C3 -C6 cycloalkyl and C5 -C6 cycloalkenyl;
phenyl optionally substituted with one or more C1 -C4 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof, cycloalkyl, cycloalkenyl, haloalkyl, alkoxy and nitro;
C3 -C6 cycloalkyl, C5 -C6 cycloalkenyl, alkoxy, alkenoxy, alkynoxy, dialkylamino, and alkylthio;and the second amine substituent which is selected from the group consisting of hydrogen, C1 -C6 straight or branched alkyl, alkenyl, or alkynyl groups or mixtures thereof optionally substituted with one or more halogen;
hydroxy, alkylcarbonyl, haloalkylcarbonyl, alkoxycarbonyl, and dialkylphosphonyl;B is --Wm --Q(R2)3 or selected from o-tolyl, 1-naphthyl, 2-naphthyl, and 9-phenanthryl, each optionally substituted with halogen or R4 ; Q is C, Si, Ge, or Sn; W is --C(R3)p H.sub.(2-p) --;
or when Q is C, W may also be selected from --N(R3)m H.sub.(1-m) --, --S(O)p--, and --O--;X is O or S; n is 2; m is 0 or 1; p is 0, 1, or 2; wherein the two R groups are combined to form a ionheterocyclic ring fused to said furan ring which is not benzofuran when A is C(X) amine, B is Wm (Q)(R2)3, and Q is C or Si, said R groups being selected from the group consisting of C1 -C4 alkyl, alkenyl, C3 -C6 cycloalkyl and cycloalkenyl, each optionally substituted with hydroxy, thio, phenyl, C1 -C4 alkoxy, alkylthio, alkylsulfinyl, or alkylsulfonyl; and each R2 is independently selected from alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl and phenyl, each optionally substituted with R4 or halogen; and
wherein, when Q is C, R2 may also be selected from alkoxy, alkylthio, alkylamino, and dialkylamino;wherein further when Q is C two R2 groups may be combined to form a cycloalkyl group with Q; R3 is C1 -C4 alkyl; R4 is C1 -C4 alkyl, haloalkyl, alkoxy, alkylthio, alkylamino, or dialkylamino; and R7 is C1 -C4 alkyl, haloalkyl, or phenyl, optionally substituted with halo, nitro, or R4 ; or an agronomic salt thereof; provided that B is not trimethylsilyl when A is (diethylamino)carbonyl. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60)
- A is selected from the group consisting of --C(X)--amine wherein the amine is substituted with a first and a second amine substituent or with an alkylaminocarbonyl and a hydrogen, --C(O)--SR3, --NH--C(X)R4, and --C(═
Specification