Halogenated 4-trifluoromethyl-diphenyl-ether compounds and herbicidal compositions
AssigneeBayer Aktiengesellschaft
InventorsLothar Rohe, Jurgen Schramm, Erich Klauke, Ludwig Eue, Robert R. Schmidt
Life of this patent
Estimating the term…
Abstract
Halogenated 4-trifluoromethyl-diphenyl-ether compounds of the formula ##STR1## in which R.sup.1 is alkythio of from 1 to 4 carbon atoms, alkylsulfinyl or alkylsulfonyl of from 1 to 4 carbon atoms, or aminothiocarbonyl; R.sup.2 is hydrogen or methyl; X.sup.1 is halogen; and X.sup.2 is hydrogen or halogen; Are outstandingly effective as herbicides, particularly as selective herbicides.
Claims11
Halogenated 4-trifluoromethyl-diphenyl ether compound of the formula ##STR25## in which R.sup.1 is alkylthio of from 1 to 4 carbon atoms;
- R.sup.2 is hydrogen or methyl;
- X.sup.1 is halogen;
- and
- X.sup.2 is hydrogen or halogen.
Method of combating undesired vegetation, which method comprises applying to such vegetation or its habitat herbicidally effective amounts of a halogenated 4-trifluoromethyl-diphenyl-ether compound of the formula ##STR26## in which R.sup.1 is alkylthio of from 1 to 4 carbon atoms;
- R.sup.2 is hydrogen or methyl;
- X.sup.1 is halogen;
- and
- X.sup.2 is hydrogen or halogen.
Dependencies are inferred from the claim text.