Binary fungicidal mixtures
The present invention relates to novel mixtures, to processes for preparing these compounds, to compositions comprising these mixtures, and to the use thereof as biologically active compounds, especially for control of harmful microorganisms in crop protection and in the protection of materials and for enhancing plant health.
1. A composition, comprising
(1) at least one compound of formula (I)
wherein
R 1 represents a hydrogen atom or a methyl group and
R 2 represents a methyl group, a difluoromethyl group or a trifluoromethyl group; and
(2) non-carboxamide fungicides selected from the group consisting of 2,6-dimethyl-1H, 5H-[1,4]dithiino [2,3-c:5,6-c′] dipyrrole-1,3,5,7(2H,6H)-tetrone (16114-35-5) and Propineb (12071-83-9).
2. A composition according to claim 1 , whereby the compound of formula (I) is represented by one of the compounds (I-1) to (I-5):
3. The composition according to claim 2 , whereby the compound of formula (I-1) is represented by the formula (I-(R))
wherein
R 1 represents a hydrogen atom or a methyl group and
R 2 represents a methyl group, a difluoromethyl group or a trifluoromethyl group.
4. The composition according to claim 2 , whereby the compound of formula (I-1) is represented by formula (I-(S))
wherein
R 1 represents a hydrogen atom or a methyl group and
R 2 represents a methyl group, a difluoromethyl group or a trifluoromethyl group.
5. A method for controlling one or more harmful microorganisms, comprising contacting said one or more harmful microorganisms and/or a habitat thereof with a composition according to claim 1 .
6. A method for treating seeds, comprising contacting said seeds with a composition according to claim 1 .
7. A process for preparing a composition, comprising mixing a composition according to claim 1 with an extender, a surfactant or a combination thereof.
8. A process of claim 7 , wherein said composition comprises a synergistically effective mixture.
9. The composition according to claim 1 , wherein the at least one fungicide is (2.2) propineb (12071-83-9).
10. The composition according to claim 9 , wherein the compound of formula (I) is
11. The composition according to claim 9 , wherein the ratio of the compound of formula (I) to the at least one fungicide is in a range of from 25:1 to 1:25.
12. The composition according to claim 1 , wherein the at least one fungicide is 2,6-dimethyl-1H,5H-[1,4]dithiino[2,3-c: 5,6-c′]dipyrrole-1,3,5,7(2H,6H)-tetrone (16114-35-5).
13. The composition according to claim 12 , wherein the compound of formula (I) is
14. The composition according to claim 13 , wherein the ratio of the compound of formula (I) to the at least one fungicide is in a range of from 25:1 to 1:25.
15. The composition according to claim 1 , wherein the ratio of the compound of formula (I) to the at least one fungicide is in a range of from 25:1 to 1:25.
16. The composition according to claim 1 , wherein the ratio of the compound of formula (I) to the at least one fungicide is in a range of from 10:1 to 1:10.