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

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

1991-01-15

1992-03-03

Reamer, James H.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 98, 71103, 568329, 568306, 568 31, 568 43, A01N 3506

Patent

active

050929194

ABSTRACT:
Herbicidal compounds of the structural formula ##STR1## wherein 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.sub.4 is hydroxy, hydrogen or C.sub.1 -C.sub.4 alkyl; or R.sup.3 and R.sup.4 together are carbonyl (.dbd.O) with the proviso that R.sup.1, R.sup.2, R.sup.5 and R.sup.6 are 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, the R.sub.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.4 alkyl; and its salts.

REFERENCES:
patent: 4762551 (1988-08-01), Knudsen
patent: 4781751 (1988-11-01), Chin
patent: 4783213 (1988-11-01), Lee
patent: 4853028 (1989-08-01), Carter et al.
patent: 4918236 (1990-04-01), Knudsen et al.
patent: 4954165 (1990-09-01), Baba et al.
patent: 4957538 (1990-09-01), Michaely
patent: 4997473 (1991-03-01), Nguyen
patent: 5006158 (1991-04-01), Carter et al.

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