Claims
- 1. An herbicidal compound of the formula ##STR107## wherein W.sup.1 and W.sup.2 are independently oxygen or sulfur; R.sup.1 is alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, cyanoalkyl of 1 to 5 alkyl carbon atoms, alkenyl or alkynyl of 2 to 5 carbon atoms, alkoxyalkyl, alkylthioalkyl, alkylsulfinylalkyl, or alkylsulfonylalkyl of 2 to 5 carbon atoms, or amino;
- R.sup.2 is hydrogen or alkyl of 1 to 4 carbon atoms;
- X.sup.1 is fluorine or chlorine;
- X.sup.2 is fluorine, chlorine, bromine, alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, or alkoxy of 1 to 6 carbon atoms;
- R.sup.20 is lower alkyl, or phenyl which is substituted or unsubstituted with one or more groups selected from halogen, lower alkyl, lower alkoxy, cyano, cyanomethyl, nitro, amino, phenylamino, alkylamino of less than 6 carbon atoms, dialkylamino in which each alkyl is of less than 6 carbon atoms, hydroxycarbonyl, alkoxycarbonyl of less than 6 alkyl carbon atoms, alkoxyalkyl of 2 to 4 carbon atoms, alkoxycarbonylalkyl in which each alkyl is of less than 6 carbon atoms, benzyl, or hydroxy;
- R.sup.21 is hydrogen, a salt-forming group, benzyl, alkyl, haloalkyl, alkoxy, alkynyl or alkenyl each having less than 6 alkyl carbon atoms, SO.sub.2 R.sup.20, a group of the formula -alkylene-SO.sub.2 R.sup.20 wherein the alkylene group has 1 to 4 carbon atoms, alkoxymethyl having less than 6 carbon atoms, cyanomethyl, ethoxycarbonylmethyl or R.sup.20 and R.sup.21 together is alkylene of less than 6 carbon atoms.
- 2. A compound as in claim 1 in which X.sup.1 and X.sup.2 are each halogen, R.sup.1 is CH.sub.3, R.sup.20 is lower alkyl and R.sup.21 is hydrogen, a salt-forming group, lower alkyl or --SO.sub.2 R.sup.20.
- 3. A compound as in claim 2 in which X.sup.1 is Cl or F, X.sup.2 is Cl or Br, R.sup.20 is lower alkyl and R.sup.21 is H or a salt-forming group.
- 4. A compound as in claim 2 in which R.sup.20 is lower alkyl and R.sup.21 is --SO.sub.2 R.sup.20.
- 5. A compound as in claim 2 in which R.sup.20 is lower alkyl and R.sup.21 is lower alkyl.
- 6. An herbicidal composition comprising an herbicidally effective amount of the compound of claim 2 in admixture with a suitable carrier.
- 7. A method for controlling undesired plant growth which comprises applying to the locus where control is desired an herbicidally effective amount of the composition of claim 6.
- 8. An herbicidal compound of the formula ##STR108## wherein W.sup.1 and W.sup.2 are independently oxygen or sulfur; R.sup.1 is alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, cyanoalkyl of 1 to 5 alkyl carbon atoms, alkenyl or alkynyl of 2 to 5 carbon atoms, alkoxyalkyl, alkylthioalkyl, alkylsulfinylalky, or alkylsulfonylalkyl of 2 to 5 carbon atoms, or amino;
- R.sup.2 is hydrogen or alkyl of 1 to 4 carbon atoms;
- X.sup.1 is fluorine or chlorine;
- X.sup.2 is fluorine, chlorine, bromine, alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, or alkoxy of 1 to 6 carbon atoms; and
- Z is ##STR109## where R.sup.3 is H or alkyl of 1 to 4 carbon atoms, R.sup.4 is H, alkyl of 1 to 4 carbon atoms of alkoxy of 1 to 4 carbon atoms, n is 0 to 2, and --NR.sup.7 R.sup.5 is the residue of a sulfonamide in which R.sup.7 is hydrogen, a salt-forming group, or alkyl of 1 to 6 carbon atoms, and R.sup.5 is alkylsulfonyl, haloalkylsulfonyl, or arylsulfonyl.
- 9. A compound as in claim 8 in which said arylsulfonamide is a halophenyl, alkoxyphenyl or alkylphenylsulfonamide or a 2,3-dihydrobenzofuranylsulfonamide.
- 10. An herbicidal composition comprising an herbicidally effective amount of the compound of claim 8 in admixture with a suitable carrier.
- 11. A method for controlling undesired plant growth which comprises applying to the locus where control is desired an herbicidally effective amount of the composition of claim 10.
- 12. An herbicidal compound of the formula ##STR110## wherein W.sup.1 and W.sup.2 are independently oxygen or sulfur; R.sup.1 is alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, cyanoalkyl of 1 to 5 alkyl carbon atoms, alkenyl or alkynyl of 2 to 5 carbon atoms, alkoxyalkyl, alkylthioalkyl, alkylsulfinylalkyl, or alkylsulfonylalkyl of 2 to 5 carbon atoms, or amino;
- R.sup.2 is hydrogen or alkyl of 1 to 4 carbon atoms;
- X.sup.1 is fluorine or chlorine;
- X.sup.2 is fluorine, chlorine, bromine, alkyl of 1 to 6 carbon atoms, haloalkyl of 1 to 5 carbon atoms, or alkoxy of 1 to 6 carbon atoms;
- R.sup.20 is lower alkyl or haloalkyl of 3 to 5 alkyl carbon atoms, or phenyl which is substituted or unsubstituted with one or more groups selected from halogen, lower alkyl, lower alkoxy, cyano, cyanomethyl, nitro, amino, phenylamino, alkylamino of less than 6 carbon atoms, dialkylamino in which each alkyl is of less than 6 carbon atoms, hydroxycarbonyl, alkoxycarbonyl of less than 6 alkyl carbon atoms, alkoxyalkyl of 2 to 4 carbons atoms, alkoxycarbonylalkyl in which each alkyl is of less than 6 carbon atoms, benzyl, or hydroxy;
- R.sup.21 is hydrogen, a salt-forming group, benzyl, alkyl, haloalkyl, alkoxy, alkynyl or alkenyl each having less than 6 carbon atoms, SO.sub.2 R.sup.20, a group of the formula -alkylene- SO.sub.2 R.sup.20 wherein the alkylene group has 1 to 4 carbon atoms, alkoxymethyl having less than 6 carbon atoms, cyanomethyl, ethoxycarbonylmethyl, or R.sup.20 and R.sup.21 together is alkylene of less than 6 carbon atoms.
- 13. An herbicidal composition comprising an herbicidally effective amount of the compound of claim 12 in admixture with a suitable carrier.
- 14. A method for controlling undesired plant growth which comprises applying to the locus where control is desired an herbicidally effective amount of the composition of claim 13.
Parent Case Info
This application is a continuation of Ser. No. 856,628, filed Apr. 25, 1986, now abandoned, which is a continuation-in-part of application Ser. No. 807,790, filed Dec. 12, 1985, now U.S. Pat. No. 4,766,233, which is a continuation-in-part of application Ser. No. 755,749, filed July 2, 1985, now abandoned, which is a continuation-in-part of application Ser. No. 619,880, filed June 12, 1984, now abandoned.
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Continuations (1)
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Continuation in Parts (3)
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