Claims
- 1. A compound represented by the formula ##STR3## wherein: R.sub.3 is selected from the group consisting of 2-oxazolyl and 2-thiazolyl; and the above mentioned heterocycles substituted with one or more substituents selected from lower alkyl, alkoxy and trifluoroacetyl;
- R.sub.4 is selected from C.sub.1 -C.sub.4 straight or branched chain alkyl, C.sub.3 -C.sub.4 cycloalkyl, cyclopropylmethyl, methylthiomethyl, and bis(methylthio)methyl;
- R.sub.5 is the same as R.sub.3 or is ##STR4## or --C.tbd.N where Z.sub.1 is O or S, and Z.sub.2 is selected from methoxy, ethoxy, 2-propenoxy, hydroxy, methylthio, cyanomethoxy, haloethoxy, methoxyethoxyethoxy, chloro, amino, methylamino, and dimethylamino;
- R.sub.2 and R.sub.6 are independently selected from fluorinated methyl, chlorofluorinated methyl, chlorinated methyl, and lower alkyl, provided that one of R.sub.2 and R.sub.6 must be fluorinated or chlorofluorinated methyl.
- 2. A compound according to claim 1 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 H.
- 3. A compound according to claim 2 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 4. A compound according to claim 2 wherein R.sub.4 is selected from cyclobutyl and cyclopropylmethyl.
- 5. A compound according to claim 3 wherein R.sub.5 is methoxycarbonyl.
- 6. A compound according to claim 3 wherein R.sub.5 is methylthiocarbonyl.
- 7. A compound according to claim 1 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 Cl.
- 8. A compound according to claim 7 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 9. A compound according to claim 7 wherein R.sub.4 is selected from cyclobutyl and cyclopropylmethyl.
- 10. A compound according to claim 8 wherein R.sub.5 is methoxycarbonyl.
- 11. A compound according to claim 8 wherein R.sub.5 is methylthiocarbonyl.
- 12. A method of controlling undesirable vegetation comprising applying thereto a compound represented by the formula ##STR5## wherein: R.sub.3 is selected from the group consisting of 2-oxazolyl and 2-thiazolyl; and the above mentioned heterocycles substituted with one or more substituents selected from lower alkyl, alkoxy and trifluoroacetyl;
- R.sub.4 is selected from C.sub.1 -C.sub.4 straight or branched chain alkyl, C.sub.3 -C.sub.4 cycloalkyl, cyclopropylmethyl, methylthiomethyl, and bis(methylthio)methyl;
- R.sub.5 is the same as R.sub.3 or is ##STR6## --C.tbd.N where Z.sub.1 is O or S, and Z.sub.2 is selected from methoxy, ethoxy, 2-propenoxy, hydroxy, methylthio, cyanomethoxy, haloethoxy, methoxyethoxyethoxy, chloro, amino, methylamino, and dimethylamino;
- R.sub.2 and R.sub.6 are independently selected from fluorinated methyl, chlorofluorinated methyl, chlorinated methyl, and lower alkyl, provided that one of R.sub.2 and R.sub.6 must be fluorinated or chlorofluorinated methyl.
- 13. A method according to claim 12 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 H.
- 14. A method according to claim 13 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 15. A method according to claim 13 wherein R.sub.4 is selected from cyclobutyl and cyclopropylmethyl.
- 16. A method according to claim 14 wherein R.sub.5 is methoxycarbonyl.
- 17. A method according to claim 14 wherein R.sub.5 is methylthiocarbonyl.
- 18. A method according to claim 12 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 Cl.
- 19. A method according to claim 18 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 20. A method according to claim 18 wherein R.sub.4 is selected frm cyclobutyl and cyclopropylmethyl.
- 21. A method according to claim 19 wherein R.sub.5 is methoxycarbonyl.
- 22. A herbicidal composition having as an active ingredient a compound represented by the formula ##STR7## wherein: R.sub.3 is selected from the group consisting of 2-oxazolyl and 2-thiazolyl; and the above mentioned heterocycles substituted with one or more substituents selected from lower alkyl, alkoxy and trifluoroacetyl;
- R.sub.4 is selected from C.sub.1 -C.sub.4 straight or branched chain alkyl, C.sub.3 -C.sub.4 cycloalkyl, cyclopropylmethyl, methylthiomethyl, and bis(methylthio)methyl;
- R.sub.5 is the same as R.sub.3 or is ##STR8## or --C.tbd.N where Z.sub.1 is O or S, and Z.sub.2 is selected from methoxy, ethoxy, 2-propenoxy, hydroxy, methylthio, cyanomethoxy, haloethoxy, methoxyethoxyethoxy, chloro, amino, methylamino, and dimethylamino;
- R.sub.2 and R.sub.6 are independently selected from fluorinated methyl, chlorofluorinated methyl, chlorinated methyl, and lower alkyl, provided that one of R.sub.2 and R.sub.6 must be fluorinated or chlorofluorinated methyl.
- 23. A composition according to claim 22 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 H.
- 24. A composition according to claim 23 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 25. A composition according to claim 23 wherein R.sub.4 is selected from cyclobutyl and cyclopropylmethyl.
- 26. A composition according to claim 24 wherein R.sub.5 is methoxycarbonyl.
- 27. A composition according to claim 24 wherein R.sub.5 is methylthiocarbonyl.
- 28. A composition according to claim 22 wherein one of R.sub.2 and R.sub.6 is CF.sub.3 and the other is CF.sub.2 Cl.
- 29. A composition according to claim 28 wherein R.sub.4 is selected from C.sub.3 -C.sub.4 branched chain alkyl.
- 30. A composition according to claim 28 wherein R.sub.4 is selected from cyclobutyl and cyclopropylmethyl.
- 31. A composition according to claim 29 wherein R.sub.5 is methoxycarbonyl.
- 32. A composition according to claim 29 wherein R.sub.5 is methylthiocarbonyl.
- 33. A method according to claim 19 wherein R.sub.5 is methylthiocarbonyl.
Parent Case Info
This is a division of application Ser. No. 07/134,231, filed Dec. 24, 1987, now U.S. Pat. No. 4,988,384, which is a continuation-in-part of application Ser. No. 07/012,930, filed Feb. 9, 1987, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4698093 |
Lee et al. |
Oct 1987 |
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4921530 |
Lee et al. |
May 1990 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
134231 |
Dec 1987 |
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Continuation in Parts (1)
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Number |
Date |
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Parent |
12930 |
Feb 1987 |
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