Abstract: A herbicidal compound which is a Q-substituted 1-phenyl-4-substituted-1,4-dihydro-5H-tetrazol-5-one in which the Q-substituent is bonded to the ring-carbon atom at the 5-position of the phenyl group and in which:Q is --CH(R.sup.2)C(R.sup.3) (R.sup.4)Q' or --C(R.sup.2).dbd.C(R.sup.4)Q';R.sup.2 and R.sup.3 are each, independently, hydrogen, alkyl, or halogen;R.sup.4 is hydrogen or lower alkyl;Q' is COOH, COOZ, COOR.sup.5, CON(R.sup.6) (R.sup.7), CN, CHO or C(O)R.sup.5 ;Z is a salt-forming cation;R.sup.5 is alkyl, cycloalkyl or aralkyl;each of R.sup.6 and R.sup.7 is, independently, hydrogen, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenyl, benzyl or SO.sub.2 R.sup.8, or is one of said radicals substituted by halogen, alkyl or cyano, R.sup.8 being the same as R.sup.6 other than hydrogen or SO.sub.2 R.sup.8 ; said compound being one whose 5-Methoxy Analog and 5-Propargyloxy Analog are herbicides.

Abstract: Disclosed are herbicidal compounds, compositions containing them, and a method of use for the compositions in controlling undesired plant growth. The herbicidal compounds are compounds of the formula ##STR1## in which W is S or O and Z-Ph is a substituted phenyl group in which Z is -C(R).dbd.Q; R is H, lower alkyl, or aryl; Q is NR' or oxygen; R' is alkoxy, hydroxy, alkenyloxy, alkynyloxy, alkylcarbonyloxy, arylcarbonloxy, trialkylsilyloxy, arylalkoxy, aryl, alkyl, cycloalkyl, or a group of the formula --SO.sub.2 R", --OCO.sub.2 R", OC(O)NHR", or --CH.sub.2 CO.sub.2 R"; and R" is lower alkyl or aryl. The phenyl moiety Ph is advantageously multisubstituted.

Abstract: Crops such as corn and other gramineous plants are protected from phytotoxic injury by the herbicide, 1-[2,4-dichloro-5-(N-methylsulfonylamino)phyenyl]-3-methyl-4-difluoromethy l-.DELTA..sup.2 -1,2,4-triazolin-5-one, by coating the seeds of the crops, prior to planting, with a nonphytotoxic quantity of 1,8-naphthalic anhydride. The crops are safened against phytotoxic injury when the herbicide is applied pre-emergent, post-emergent or in a pre-plant incorporated manner.

Abstract: Quinolinone compounds of the formula ##STR1## in which R.sup.2 is H, alkyl, alkenyl, alkynyl, haloalkyl, haloalkenyl, alkoxyalkyl, alkoxyalkoxyalkyl, cycloalkyl, alkylthioalkyl, aralkyl, cyanoalkyl, alkoxycarbonylalkyl, hydroxy, or alkoxy; X is H, halogen, alkyl, or haloalkyl; Y is H, halogen, alkyl, haloalkyl, alkoxycarbonyl, cyano, or nitro; Z is H, halogen, alkyl, haloalkyl, alkoxy, alkenyl, alkynyl, haloalkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxycarbonyl, cyano, or nitro; and R.sup.1 is alkyl, alkenyl, alkynyl, haloalkyl, alkoxyalkyl, or haloalkoxyalkyl; and the corresponding 3,4-dihydroquinolinone compounds as herbicides.

Abstract: Herbicidal compound of the formula ##STR1## whose Difluoromethyl Analog or Methyl Analog is a herbicide (the Difluoromethyl Analog being identical except that it has a --CHF.sub.2 group instead of the --CH.sub.2 CH.sub.2 CH.sub.2 F group of said compound and the Methyl Analog being identical except that it has a --CH.sub.3 group instead of the --CH.sub.2 CH.sub.2 CH.sub.2 F group of said compound), Ar being an aryl radical.

Abstract: Disclosed are herbicidal compounds of the formula ##STR1## wherein W is sulfur or oxygen;X is Br, Cl, F, alkyl, or haloalkyl; Y is Br, Cl, F, methyl, haloalkyl, haloalkoxy, nitro, or a radical of the formula --CH.sub.2 QR.sup.8 in which Q is O, S, S(O), or S(O).sub.2 and R.sup.8 is alkyl, alkenyl, alkynyl, optionally substituted phenyl; R is alkyl, haloalkyl, dialkylamino, carboxymethyl, hydroxy, or optionally substituted phenyl; R.sup.1 is hydrogen, alkyl, benzyl, haloalkyl, alkoxy, alkynyl, alkenyl, alkoxymethyl, cyanomethyl, hydroxycarbonylmethyl, alkoxycarbonylmethyl, or a group of the formula --SO.sub.2 R or --alkylene--SO.sub.2 R in which R is as defined above; or R and R.sup.1 together are a divalent alkylene radical; or a base addition salt of a compound as defined above in which R or R.sup.1 is or contains an acidic proton.

Abstract: Herbicidal 2-aryl-1,2,4-triazine-3,5(2H,4H)-diones, the corresponding 2-aryldihydro-1,2,4-triazine-3,5-diones and sulfur analogs of said diones.

Abstract: Herbicidal utility for 2-aryl-1,2,4-triazine-3,5(2H,4H)-diones and sulfur analogs is disclosed and exemplified. Many of the disclosed compounds are novel. Methods for preparing the herbicidal compounds and intermediates therefor are also disclosed.

Abstract: The present invention application discloses herbicidal phosphorylaminophenylhydantoins, compositions of them, methods of preparing them, and methods for controlling undesired plant growth by preemergence or postemergence application of the herbicidal compositions to the locus where control is desired. The herbicidal compounds are compounds of the formula ##STR1## in which X and Y are independently, F, Cl, or Br; R is lower alkyl or lower haloalkyl; R.sup.1 is selected from lower alkyl, lower haloalkyl, cycloalkyl of 3 to 7 ring carbon atoms, lower alkenyl, lower haloalkenyl, lower alkynyl, lower haloalkynyl, and benzyl which is unsubstituted or substituted on the phenyl ring with one or more substituents selected from halogen, lower alkyl, lower alkoxy, lower alkoxycarbonyl, cyano, and nitro; R.sup.2 is independently selected from among --OR.sup.1 or is hydroxy, amino, lower alkylamino, or lower dialkylamino; or a base addition salt of the compound as defined above in which R.sup.2 is hydroxy.

Abstract: The present application discloses herbicidal phosphorylaminophenyltriazolinones, compositions of them, methods of preparing them, and methods for controlling undesired plant growth by preemergence or postemergence application of the herbicidal compositions to the locus where control is desired. The herbicidal compounds are compounds of the formula ##STR1## in which X and Y are independently F, Cl, or Br; R is lower alkyl or lower haloalkyl; R.sup.1 is selected from lower alkyl, lower haloalkyl, cycloalkyl or 3 to 7 ring carbon atoms, lower alkenyl, lower haloalkenyl, lower alkynyl, lower haloalkynyl, and benzyl which is unsubstituted or substituted on the phenyl ring with one or more substituents selected from halogen, lower alkyl, lower alkoxy, lower alkoxycarbonyl, cyano, and nitro; R.sup.2 is independently selected from among --OR.sup.1 or is hydroxy, amino, lower alkylamino, or lower dialkylamino; R.sup.

Abstract: Quinolinone compounds of the formula ##STR1## in which R.sup.3 is H, alkyl, alkenyl, alkynyl, haloalkyl, haloalkenyl, alkoxyalkyl, alkoxyalkoxyalkyl, cycloalkyl, alkylthioalkyl, aralkyl, cyanoalkyl, alkoxycarbonylalkyl, hydroxy, or alkoxy; X is H, halogen, alkyl, or haloalkyl; Y is H, halogen, alkyl, haloalkyl, alkoxycarbonyl, cyano, or nitro; Z is H, halogen, alkyl, haloalkyl, alkoxy, alkenyl, alkynyl, haloalkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxycarbonyl, cyano, or nitro; R.sup.1 is alkyl, alkenyl, alkynyl, haloalkyl, alkoxyalkyl, or haloalkoxyalkyl; and R.sup.2 is alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, or halogen; and the corresponding 3,4-dihydroquinolinone compounds as herbicides.

Abstract: Disclosed are herbicidal aryltetrazolinones in which the aryl moiety is a substituted-phenyl radical having at the 5-position of the phenyl ring a group of the formula ##STR1## wherein Z is O, S, NH, or alkylamino; R.sup.1 is H, alkyl, halogen, haloalkyl, NO.sub.2, NH.sub.2, CN, lower alkoxy or lower alkylthio; and Q.sup.3 is a group of the formula --[O--CH(R.sup.4a)CO].sub.m --OCH(R.sup.4)Q.sup.2 in which Q.sup.2 is --(C(O)R.sup.3 or --CN; R.sup.4 and R.sup.4a are each independently H, CH.sub.3 or C.sub.2 H.sub.5 ; R.sup.3 is OH, alkoxy, alkylthio, lower alkenyloxy or alkynyloxy, amino, arylamino, alkylamino, alkenylamino, alkynylamino, alkoxyamino or alkyl-, haloalkyl- or arylsulfonylamino of the formula -NHSO.sub.2 R.sup.5 or --N(SO.sub.2 R.sup.5)SO.sub.2 R.sup.6, or an --O--N.dbd.R.sup.8 radical where R.sup.8 is alkylidene; R.sup.5 and R.sup.6 are each independently alkyl, haloalkyl or aryl; and "m" is zero or one.

Abstract: Compounds of the formula ##STR1## in which Ar is substituted or unsubstituted phenyl, pyridinyl, furanyl, naphthyl, thienyl, or thiazolyl; R is a (C.sub.1-4) alkyl; W is oxygen or methylene; and Ph is substituted or unsubstituted phenoxyphenyl, benzylphenyl, phenyliminophenyl, benzodioxolyl, or benzoylphenyl, exhibit pyrethroid-like insecticidal activity with low toxicity to aquatic fauna.

Abstract: Herbicidial substituted phenyl tetrazolinones in which there is a substituted sulfonylamino group at the 5-position of the phenyl ring; intermediates and processes for producing them, including intermediates which are 2,4-dihalo-5-alkylsulfonylaminophenyl isothiocyanates; and compositions containing herbicides and methods for their use.

Abstract: A herbicidal compound of the formula ##STR1## where X is F, Cl or Br, Y is Cl, Br, CHF.sub.2 O or CF.sub.3, R is alkyl of 1 to 6 carbon atoms or lower halo alkyl and R' is H or lower alkyl. Related compounds, including those which have --SR or --NR.sup.2 R in place of --OR are also disclosed.

Abstract: A herbicidal compound which is a Q-substituted 1-aryl-4,5-dihydro-1,2,4-triazol-5(1H)-one in which the Q-substituent is on the ring-carbon atom at the 5-position of the aryl group and in which: Q is(a) --CH(R.sup.1)ZR in which Z is O or S(O).sub.n and n is zero, one or two; or(b) --CH(R.sup.1)N(R.sup.4)(R.sup.5); or(c) --C(R.sup.9).dbd.NR.sup.

Abstract: Disclosed are herbicidal compounds, compositions containing the herbicidal compounds, and a method for controlling undesired plant growth by application of the herbicidal compositions. The herbicidal compounds are compounds of the formula ##STR1## in which R.sup.1 is hydrogen, alkyl, alkenyl, alkynyl, halo-alkyl, haloalkenyl, haloalkynyl, alkoxyalkyl, alkoxy-alkoxyalkyl, cycloalkyl, aralkyl, alkylthioalkyl, hydroxy, or alkoxy; R.sup.2 and R.sup.3 are independently hydrogen or alkyl; X is hydrogen, chlorine, bromine, or fluorine; and W is oxygen or sulfur.

Abstract: Herbicidal compounds of the formula ##STR1## in which, for example, X is Br, Cl or F; Y is Cl or Br, R.sup.2 is CHF.sub.2, R.sup.3 is CH.sub.3 R is lower alkyl and R.sup.1 is H,Na, lower alkyl or --SO.sub.2 R.

Abstract: Novel aryltriazolinone compounds of the formula ##STR1## in which X is a chlorine or bromine atom and R is a radical selected from the group consisting of methyl, ethyl, 1-methylethyl, methoxymethyl, 2-methoxyethyl, 1-methyl-2-methoxyethyl, 2-propenyl, 2-propynyl, and 1-methyl-2-propynyl have herbicidal utility against a variety of grassy and broadleaf weeds in both preemergence and postemergence applications and show a selectivity favorable to cotton in preemergence applications.

Abstract: Herbicidal compounds, compositions containing them, and a method for controlling weeds by application of the compositions are disclosed. The herbicidal compounds are N-aryl tetrahydrophthalimides of the formula ##STR1## in which Z is O, S, NH or alkylamino; Q is --[O--CH(R.sup.4a)CO].sub.m --OCH(R.sup.4)Q.sup.2 ; Q.sup.2 is --C(O)R.sup.3 or --CN; M is CH or N; R.sup.4 and R.sup.4a are independently H, C.sub.2 H.sub.5 or CH.sub.3 ; R.sup.3 is OH, alkoxy, alkylthio, alkenyloxy or alkynyloxy, amino, phenylamino, alkylamino, alkenylamino, alkynylamino, alkoxyamino or alkyl-, haloalkyl- or arylsulfonylamino of the formula --NHSO.sub.2 R.sup.5 or --N(SO.sub.2 R.sup.5)SO.sub.2 R.sup.6, or an --O--N.dbd.R.sup.7 radical where R.sup.7 is alkylidene; R.sup.5 and R.sup.6 are indendently alkyl, haloalkyl or phenyl which is unsubsituted or substituted with alkoxy or halogen; m is zero or 1; R.sup.1 is H, alkyl, halogen, haloalkyl, nitro, NH.sub.