Substituted cyclopropyl methoxy phenyl ureas and the herbicidal use thereof
AssigneeStauffer Chemical Company
InventorRaymond A. Felix
Life of this patent
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Abstract
Compounds having the formula ##STR1## in which X and Y are halogen; R is cyano, halogen, thio-C.sub.1 -C.sub.4 alkyl, phenyl, pyridyl, hydroxy, or OR.sub.1 ; R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 mono- or di-alkylcarbamyl, C.sub.2 -C.sub.6 alkoxyalkyl, phenylcarbamyl, C.sub.1 -C.sub.6 alkanoyl or C.sub.1 -C.sub.6 haloalkanoyl; and n is: (a) 1 or 2 if R is thioalkyl, cyano or phenyl; and (b) 2 if R is otherwise as defined, are herbicides.
Claims35
A compound having the formula ##STR11## in which X and Y are halogen;
- R is cyano, halogen, thio-C.sub.1 -C.sub.4 alkyl, phenyl, pyridyl, hydroxy, or OR.sub.1 ;
- R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 mono- or di-alkylcarbamyl, C.sub.2 -C.sub.6 alkoxyalkyl, phenylcarbamyl, C.sub.1 -C.sub.6 alkanoyl or C.sub.1 -C.sub.6 haloalkanoyl;
- and n is:
- (a) 1 or 2 if R is thioalkyl, cyano or phenyl;
- and (b) 2 if R is otherwise as defined.
A method of controlling undesirable vegetation comprising applying to the vegetation or the locus thereof a herbicidally effective amount of a compound having the formula ##STR12## in which X and Y are halogen;
- R is cyano, halogen, thio-C.sub.1 -C.sub.4 alkyl, phenyl, pyridyl, hydroxy, or OR.sub.1 ;
- R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 mono- or di-alkylcarbamyl, C.sub.2 -C.sub.6 alkoxyalkyl, phenylcarbamyl, C.sub.1 -C.sub.6 alkanoyl, or C.sub.1 -C.sub.6 haloalkanoyl;
- and n is:
- (a) 1 or 2 if R is thioalkyl, cyano or phenyl;
- and (b) 2 if R is otherwise as defined.
A herbicidal composition comprising:
- (a) a herbicidally effective amount of a compound having the formula ##STR13## in which X and Y are halogen;
- R is cyano, halogen, thio-C.sub.1 -C.sub.4 alkyl, phenyl, pyridyl, hydroxy, or OR.sub.1 ;
- R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 mono- or di-alkylcarbamyl, C.sub.2 -C.sub.6 alkoxyalkyl, phenylcarbamyl, C.sub.1 -C.sub.6 alkanoyl, or C.sub.1 -C.sub.6 haloalkanoyl;
- and n is:
- (a) 1 or 2 if R is thioalkyl, cyano or phenyl;
- and (b) 2 if R is otherwise as defined;
- and
- (b) a herbicidally suitable inert carrier or diluent.
Dependencies are inferred from the claim text.