Claims
- 1. A compound represented by the formula ##STR2## wherein: R.sub.2 and R.sub.6 are independently lower alkyl, fluorinated methyl, chlorofluorinated methyl, or chlorinated methyl, provided that one of R.sub.2 and R.sub.6 is fluorinated methyl or chlorofluorinated methyl;
- R.sub.3 is alkoxy or alkylthio;
- R.sub.4 is hydrogen, alkyl, cycloalkyl, or cycloalkylalkyl; and
- R.sub.5 is a heterocyclic radical which is pyrimidinyl optionally substituted with one or more radicals selected from halo, amino, aminocarbonyl, cyano, alkoxy, alkyl, alkoxyalkyl, alkoxycarbonyl, alkylamino, and dialkylamino.
- 2. The compound of claim 1 wherein R.sub.4 is 2-methylpropyl.
- 3. The compound of claim 2 wherein one of R.sub.2 and R.sub.6 is trifluoromethyl and the other is difluoromethyl.
- 4. The compound of claim 3 wherein R.sub.3 is methoxy.
- 5. The compound of claim 4 wherein R.sub.5 is 4-pyrimidinyl.
- 6. A method of controlling undesirable vegetation comprising applying thereto an effective amount of a compound represented by the formula ##STR3## wherein: R.sub.2 and R.sub.6 are independently lower alkyl, fluorinated methyl, chlorofluorinated methyl, or chlorinated methyl, provided that one of R.sub.2 and R.sub.6 is fluorinated methyl or chlorofluorinated methyl;
- R.sub.3 is alkoxy or alkylthio;
- R.sub.4 is hydrogen, alkyl, cycloalkyl, or cycloalkylalkyl; and
- R.sub.5 is a heterocyclic radical which is pyrimidinyl optionally substituted with one or more radicals selected from halo, amino, aminocarbonyl, cyano, alkoxy, alkyl, alkoxyalkyl, alkoxycarbonyl, alkylamino, and dialkylamino.
- 7. The method of claim 6 wherein R.sub.4 is 2-methylpropyl.
- 8. The method of claim 7 wherein one of R.sub.2 and R.sub.6 is trifluoromethyl and the other is difluoromethyl.
- 9. The method of claim 8 wherein R.sub.3 is methoxy.
- 10. The method of claim 9 wherein R.sub.5 is 4-pyrimidinyl.
- 11. A herbicidal composition comprising having as an active ingredient a herbicidal compound represented by the formula ##STR4## wherein: R.sub.2 and R.sub.6 are independently lower alkyl, fluorinated methyl, chlorofluorinated methyl, or chlorinated methyl, provided that one of R.sub.2 and R.sub.6 is fluorinated methyl or chlorofluorinated methyl;
- R.sub.3 is alkoxy or alkylthio;
- R.sub.4 is hydrogen, alkyl, cycloalkyl, or cycloalkylalkyl; and
- R.sub.5 is a heterocyclic radical which is pyrimidinyl optionally substituted with one or more radicals selected from halo, amino, aminocarbonyl, cyano, alkoxy, alkyl, alkoxyalkyl, alkoxycarbonyl, alkylamino, and dialkylamino.
- 12. The composition of claim 11 wherein R.sub.4 is 2-methylpropyl.
- 13. The composition of claim 11 wherein one of R.sub.2 and R.sub.6 is trifluoromethyl and the other is difluoromethyl.
- 14. The composition of claim 11 wherein R.sub.3 methoxy.
- 15. The composition of claim 14 wherein R.sub.5 is 4-pyrimidinyl.
Parent Case Info
This is a division of application Ser. No. 08/061,962 filed May 17, 1993 now U.S. Pat. No. 5,298,419 which is a division of application Ser. No. 07/802,924, filed Dec. 6, 1991 (now U.S. Pat. No. 5,260,262).
Foreign Referenced Citations (2)
Number |
Date |
Country |
0278945 |
Aug 1988 |
EPX |
0354202 |
Feb 1990 |
EPX |
Non-Patent Literature Citations (1)
Entry |
Chemical Abstracts, vol. 110, No. 9, Abstract 71,000a, p. 223, Feb. 27, 1989. |
Divisions (2)
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Number |
Date |
Country |
Parent |
61962 |
May 1993 |
|
Parent |
802924 |
Dec 1991 |
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