IP Library Granted Patent US 7,326,725
Granted Patent B2
US 7,326,725 · App. 10/493,591 · Granted Feb 5, 2008

Fungicidal composition based on at least one pyridylmethylbenzamide derivatives and at least on dithiocarbamate derivative

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Quick Facts
Patent No.
US 7,326,725
App. No.
10/493,591
Granted
Feb 5, 2008
Kind
B2
Abstract

1) Fungicidal compositions comprising: a) at least one pyridylmethylbenzamide derivative of formula (I), in which the various radicals are as defined in the description, and b) at least one compound (II) chosen from dithiocarbamates, preferably fungicidal dithiocarbamates, and, still more preferably from the following active agents: ferbam, mancopper, mancozeb, maneb, metiram, nabam, nickel bis(dimethyldithio-carbamate), propineb, zineb and mixtures thereof; and their agriculturally acceptable isomers and addition salts with an acid. 2) Method for the curative or preventive control of phytopathogenic fungi of crops using an effective and non-phytotoxic quantity of one of these fungicidal compositions.

Claims (39)

1. A fungicidal composition comprising:

a) a pyridylmethylbenzamide derivative of formula (I):

 in which

R 1 and R 2 are each hydrogen atoms;

R 3 and R 4 are each a member selected from the group consisting of a halogen atom, a nitro radical, an alkyl radical and a trifluoromethyl radical;

c represents 1 or 2;

q represents 1 or 2;

and their agriculturally acceptable optical and/or geometric isomers, tautomers and addition salts with an acid or a base;

b) a compound (II) which is a dithiocarbamate derivative having a fungicide activity selected from the group consisting of ferbam, mancopper, mancozeb, maneb, metiram, nabam, propineb and zineb, and their agriculturally acceptable isomers and addition salts with an acid; and

wherein the compound of formula (I)/compound (II) weight ratio ranges from 1/500 to 30/1.

2. The composition of A claim 1 , wherein

c and q are each 2.

3. The composition of claim 2 , wherein the halogen atom is a chlorine atom.

4. The composition of claim 1 , wherein the compound of formula (I) is a member selected from the group consisting of:

2,6-dichloro-N-{[3-chloro-5-(trifluoromethyl)-2-pyridinyl]methyl}benzamide;

N-{[3-chloro-5-(trifluoromethyl)-2-pyridinyl]methyl}-2-fluoro-6-nitrobenzamide;

N-{[3-chloro-5-(trifluoromethyl)-2-pyridinyl]methyl}-2-methyl-6-nitrobenzamide;

and their agriculturally acceptable tautomers and addition salts with an acid or a base.

5. The composition of claim 1 , wherein the compound of formula (I) is 2,6-dichloro-N-{[3-chloro-5-(trifluoromethyl)-2-pyridinyl]methyl }benzamide and compound (II) is mancozeb or propineb.

6. The composition of claim 1 , wherein the compound of formula (I)/compound (II) weight ratio ranges from 1/200 to 20/1.

7. The composition of claim 1 , wherein the compound of formula (I)/compound (II) ratio is between 1/100 and 1/5.

8. The composition of claim 1 , further comprising at least one agriculturally suitable inert carrier and an agriculturally suitable surfactant.

9. The composition of claim 1 , wherein the composition comprises between 0.00001 and 100% of the combination of the compound of formula (I) and of compound (II).

10. The composition of claim 1 , wherein the compound of formula (I)/compound (II) weight ratio ranges from 1/10 to 10/1.

11. The composition of claim 1 , wherein the composition is between 0.001 and 80% of the combination of the compound of formula (I) and of compound (II).

12. A method for controlling, combating, and/or protecting against phytopathogenic fungi of plants, characterized in that an agronomically effective and non-phytotoxic quantity of a fungicidal composition according to claim 1 is applied to the soil where plants grow or are capable of growing, to the leaves and/or the fruits of plants or to the seeds of plants.

13. The method of claim 12 , wherein the fungicidal composition is applied by spraying a liquid to the aerial parts of the plants to be treated.

14. The method of claim 13 , wherein the quantity of fungicidal composition corresponds to a dose of the compound of formula (I) and of compound (II) of between about 1 g/ha and about 10,000 g/ha.

15. The method of claim 12 , wherein the quantity of fungicidal composition corresponds to a dose of compound of formula (I) and of compound (II) of between about 1 g/ha and about 10,000 g/ha.

16. The method of claim 12 , wherein said plants are selected from the group consisting of grapevine, cereal crops, vegetable crops, fruit crops, sunflower, beetroot, tobacco, hop, and ornamental crops.

17. A product comprising a compound of formula (I) and a compound (II) as a combined preparation for simultaneous, separate or sequential use in controlling the phytopathogenic fungi of crops at a site, wherein said compound of formula (I) is a pyridylmethylbenzamide derivative of formula (I):

in which

R 1 and R 2 are each hydrogen atoms;

R 3 and R 4 are each a member selected from the group consisting of a halogen atom, a nitro radical, an alkyl radical and a trifluoromethyl radical;

c represents 1 or 2;

q represents 1 or 2;

and their agriculturally acceptable optical and/or geometric isomers, tautomers and addition salts with an acid or a base;

said compound (II) is a dithiocarbamate derivative having a fungicide activity selected from the group consisting of ferbam, mancopper, mancozeb, maneb, metiram, nabam, propineb and zineb, and their agriculturally acceptable isomers and addition salts with an acid; and

weight ratio of said compound of formula (I) to compound (II) ranges from 1/500 to 30/1.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2017
From: BAYER SAS
To: BAYER CROPSCIENCE LIMITED
Reel/Frame 042575/0697 →
MERGER Recorded Apr 20, 2017
From: BAYER CROPSCIENCE SA
To: BAYER SAS
Reel/Frame 042084/0421 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 22, 2004
From: MERCER, RICHARD; WEGMANN, THOMAS
To: BAYER CROPSCIENCE S.A.
Reel/Frame 016119/0389 →