Herbicidal cyclohexane-1,3-dione derivatives
US4555263A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 6, 1982 |
| Grant date | Nov 26, 1985 |
| Priority date | — |
| Expiry date | Dec 6, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N41/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention concerns novel compounds of the formula I ##STR1## wherein: R.sup.1 is selected from alkyl, alkenyl, alkynyl, cycloalkyl benzyl and substituted benzyl; PA0 A is selected from hydrogen, halogen, nitro, alkyl, alkoxy, alkylthio, alkenylthio, alkynylthio, cycloalkoxy, cycloalkylthio, sulfamoyl, N-(C.sub.1 to C.sub.6 alkyl)sulfamoyl, N,N-di(C.sub.1 to C.sub.6 alkyl)sulfamoyl, benzylthio and substituted benzylthio; PA0 R.sup.2 is selected from hydrogen, alkyl, alkenyl, alkynyl, substituted alkyl, acyl, alkylsulfonyl, benzenesulfonyl, substituted benzenesulfonyl, and an inorganic or organic cation; PA0 R.sup.3 is selected from alkyl, alkenyl, alkynyl, substituted alkyl, haloalkenyl and haloalkynyl; and PA0 R.sup.4 is selected from alkyl, fluoroalkyl, alkenyl, alkynyl and phenyl. The compounds are herbicides and in further embodiments the invention provides processes for the preparation of compounds of formula I, intermediates useful in the preparation of compounds of formula I, herbicidal compositions containing as active ingredient a compound of formula I, and processes for severely damaging or killing unwanted plants by applying to the plants or to the growth medium of th…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.