Certain 2-(2',3',4'-trisubstituted benzoyl)-1,3-cyclohexanedione

Details Certain 2-(2',3',4'-trisubstituted benzoyl)-1,3-cyclohexanedione Certain 2-(2',3',4'-trisubstituted benzoyl)-1,3-cyclohexanedione

1988-11-18

1990-09-18

Ceperley, Mary E.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71103, 71122, 71123, 568 29, 568 30, 568 31, 568 43, 568306, 568329, A01N 3114, C07C32365

Patent

active

049575384

ABSTRACT:
Herbicidal compounds of the structural formula ##STR1## wherein X is oxygen or sulfur; R is chlorine or bromine; R.sup.1 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.4 is hydroxy, hydrogen or C.sub.1 -C.sub.4 alkyl; or R.sup.3 and R.sup.4 together are carbonyl (.dbd.0) with the proviso that R.sup.1 , R.sup.2, R.sup.5 and R.sup.6 are all C.sub.1 -C.sub.4 alkyl; R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.6 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkylthio, or C.sub.1 -C.sub.4 alkylsulfonyl, with the proviso that when R.sup.6 is C.sub.1 -C.sub.4 alkylthio or C.sub.1 -C.sub.4 alkylsulfonyl, then R.sup.3 and R.sup.4 are not together carbonyl; R.sup.7 is methyl or ethyl; and R.sup.8 is (1) halogen; (2) nitro; or (3) R.sup. b SO.sub.n --wherein n is the integer 0 or 2; and R.sup.b is (a) C.sub.1 -C.sub.3 alkyl; and their salts.

REFERENCES:
patent: 4797150 (1989-01-01), Carter

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