US 5,006,158 A · Certain 2-(2-substituted benzoyl)-1,3-cyclohexanediones

Abstract

Compounds of the formula ##STR1## wherein R.sup.1 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is hydrogen, C.sub.1 -C.sub.4 alkyl or ##STR2## wherein R.sup.a is C.sub.1 -C.sub.4 alkyl; R.sup.1 and R.sup.2 together are alkylene having 3 to 6 carbon atoms; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.4 is hydrogen or 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 or C.sub.1 -C.sub.4 alkyl; R.sup.7 is hydrogen or 3-C.sub.1 -C.sub.4 alkoxy; and R.sup.8 is (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) OCF.sub.3 ; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n -- wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined, their use as herbicides and herbicidal compositions containing the compounds.

Claims69

Dependent claims

Compounds of the formula ##STR97## wherein R.sup.31 is hydrogen or C.sub.1 -C.sub.4 alkyl;

R.sup.32 is hydrogen or C.sub.1 -C.sub.4 alkyl ;
or
R.sup.31 and R.sup.32 together are alkylene having 3 to 6 carbon atoms;
R.sup.33 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.34 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.35 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.36 is hydrogen or C.sub.1 -C.sub.4 alkyl;
and
R.sup.37 is hydrogen or 3-C.sub.1 -C.sub.4 alkoxy;
and
R.sup.38 is (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 n is the integer 0, 1 or 2;
and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl;
(b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano;
(c) phenyl;
or (d) benzyl;
(10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl;
(11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy;
or (12) SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined, and their herbicidally effective salts.

23 more elements

The method of controlling undesirable vegetation comprising applying to the area where control is desired, an herbicidally effective amount of a compound having the structural formula ##STR98## wherein R.sup.31 is hydrogen or C.sub.1 -C.sub.4 alkyl;

R.sup.32 is hydrogen or C.sub.1 -C.sub.4 alkyl;
or
R.sup.31 and R.sup.32 together are alkylene having 3 to 6 carbon atoms;
R.sup.33 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.34 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.35 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.36 is hydrogen or C.sub.1 -C.sub.4 alkyl;
and
R.sup.37 is hydrogen or 3-C.sub.1 -C.sub.4 alkoxy;
and
R.sup.38 is (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 n is the integer 0, 1 or 2;
and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl;
(b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano;
(c) phenyl;
or (d) benzyl;
(10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl;
(11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy;
or (12) SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined, or its herbicidally effective salts.

23 more elements

An herbicidal composition comprising an herbicidally active 2-(2-nitrobenzoyl)-1,3-cyclohexanedione compound of the formula ##STR99## wherein R.sup.31 is hydrogen or C.sub.1 -C.sub.4 alkyl;

R.sup.32 is hydrogen or C.sub.1 -C.sub.4 alkyl;
or
R.sup.31 and R.sup.32 together are alkylene having 3 to 6 carbon atoms;
R.sup.33 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.34 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.35 is hydrogen or C.sub.1 -C.sub.4 alkyl;
R.sup.36 is hydrogen or C.sub.1 -C.sub.4 alkyl;
and
R.sup.37 is hydrogen or 3--C.sub.1 -C.sub.4 alkoxy;
and
R.sup.38 is (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 n is the integer 0, 1 or 2;
and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl;
(b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano;
(c) phenyl;
or (d) benzyl;
(10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl;
(11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy;
or (12) SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined, or its herbicidally effective salts and an inert carrier therefor.

23 more elements

Dependencies are inferred from the claim text.

Certain 2-(2-substituted benzoyl)-1,3-cyclohexanediones

Life of this patent

Certain 2-(2-substituted benzoyl)-1,3-cyclohexanediones

Life of this patent

Abstract

Claims69