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Details for Patent: 4,946,981

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Details for Patent: 4,946,981

Title: Certain 2-(2-substituted benzoyl)-1,3-cyclohexanediones
Abstract:Compounds of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, cyano, nitro, S(O).sub.n R wherein R is C.sub.1 -C.sub.4 alkyl and n is the integer 0, 1 or 2; and R.sup.2 through R.sup.8 are hydrogen or certain substituents, their salts, herbicidal compositions containing the compound or salts and the herbicidal use thereof.
Inventor(s): Carter; Charles G. (San Francisco, CA), Lee; David L. (Martinez, CA), Michaely; William J. (Richmond, CA), Kraatz; Gary W. (San Jose, CA)
Assignee: ICI Americas Inc. (Wilmington, DE)
Filing Date:Jun 27, 1988
Application Number:07/211,782
Claims:1. Compound having the structural formula ##STR96## wherein R and R.sup.1 are hydrogen, C.sub.1 -C.sub.4 alkyl, R.sup.a OC(O)--, where R.sup.a is C.sub.1 -C.sub.4 alkyl;

R.sup.2 is C.sub.1 -C.sub.4 alkoxy; and

R.sup.3, R.sup.4 and R.sup.5 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n -- wherein R.sup.b is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, phenyl, benzyl, --NR.sup.d R.sup.e wherein R.sup.d and R.sup.e independently are hydrogen or C.sub.1 -C.sub.4 alkyl; and n is the integer 0, 1 or 2; ##STR97## wherein R.sup.c is C.sub.1 -C.sub.4 alkyl and R.sup.j is hydrogen; (11) R.sup.f C(O) wherein R.sup.f is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy; (12) --NR.sup.g R.sup.h wherein R.sup.g and R.sup.h independently are hydrogen or C.sub.1 -C.sub.4 alkyl; or (13) R.sup.3 and R.sup.4 together can form a ring structure with two adjacent carbon atoms of the phenyl ring; and their salts.

2. The compound of claim 1 wherein R and R.sup.1 are hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.1 -C.sub.4 alkoxy; R.sup.3 and R.sup.4 independently are hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, trifluoromethoxy, cyano, nitro, C.sub.1 -C.sub.4 haloalkyl, R.sup.b SO.sub.n wherein R.sup.b is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, phenyl, benzyl, --NR.sup.d R.sup.e wherein R.sup.d and R.sup.e independently are hydrogen and C.sub.1 -C.sub.4 alkyl; and n is the integer 0, 1 or 2; R.sup.c C(O)NH-- wherein R.sup.c is C.sub.1 -C.sub.4 alkyl; R.sup.f C(O)-- wherein R.sup.f is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy; or --NR.sup.g R.sup.h wherein R.sup.g and R.sup.h independently are hydrogen or C.sub.1 -C.sub.4 alkyl; and R.sup.5 is hydrogen and their salts.

3. The compound of claim 1 wherein R and R.sup.1 are hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.1 -C.sub.4 alkoxy; R.sup.3 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, nitro, C.sub.1 -C.sub.4 haloalkyl or R.sup.b SO.sub.n wherein R.sup.b is C.sub.1 -C.sub.4 alkyl and n is the integer 0; R.sup.4 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, cyano, nitro, C.sub.1 -C.sub.4 haloalkyl or R.sup.b SO.sub.n wherein R.sup.b is C.sub.1 -C.sub.4 alkyl and n is the integer 0, 1 or 2; and R.sup.5 is hydrogen and their salts.

4. The compound of claim 1 wherein R and R.sup.1 are hydrogen or methyl; R.sup.2 is methoxy; R.sup.3 is hydrogen, halogen, methyl, C.sub.1 -C.sub.4 alkoxy, nitro, trifluoromethyl or methylthio; R.sup.4 is hydrogen, halogen, methyl, methoxy, cyano, nitro, trifluoromethyl, methylthio or CH.sub.3 SO.sub.2 ; and R.sup.5 is hydrogen and their salts.

5. The compound of claim 3 wherein R.sup.3 is in the 3-position and R.sup.4 is in the 4-position and their salts.

6. The compound of claim 4 wherein R.sup.3 is in the 3-position and R.sup.4 is in the 4-position and their salts.

7. The compound of claim 1 wherein R and R.sup.1 are hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.1 -C.sub.4 alkoxy; R.sup.3 is hydrogen, halogen, C.sub.1 -C.sub.4 alkoxy, or R.sup.b SO.sub.n wherein R.sup.b is C.sub.1 -C.sub.4 alkyl and n is the integer 0; R.sup.4 is R.sup.b SO.sub.n -- wherein R.sup.b is C.sub.1 -C.sub.4 alkyl and n is the integer 2; and R.sup.5 is hydrogen.
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