Nissan Chemical Industries Limited

Koichi Suzuki

Tsutomu Nawamaki

Shigeomi Watanabe

Hideaki Suzuki

Kenzi Makino

Takeshi Nagaoka

Shigeaki Akiyama

Jun Satow

Takashi Ikai

Kaoru Itoh

Kenzou Fukuda

Kimihiro Ishikawa

Junichi Watanabe

Yasuo Kondo

Eiichi Oya

Masataka Hatanaka

Takuya Kakuta

Katsushi Morimoto

Toshio Niki

Norio Tanaka

Masatoshi Baba

Yasuo Kawamura

Hiroshi Kita

Shigeoni Watanabe

Toshiharu Endo

An iminosulfonylurea compound or a salt thereof which is useful as a herbicide and growth control agent against weeds.

Iminosulfonylurea derivatives and herbicides

An iminosulfonylurea derivative of the formula (1) or its salt ##STR1## wherein Q is ##STR2## wherein the variables are herein below defined, and a herbicidal and and growth control method.

Iminosulfonylurea dirivatives and herbicides

Uracil derivatives

A pyridinesulfonamide derivative of the formula (I) and a salt thereof: ##STR1## wherein R.sup.1 is a halogen atom, a trifluoromethyl group, a C.sub.1 -C.sub.6 alkoxycarbonyl group, a C.sub.1 -C.sub.6 mono- or di-alkylaminocarbonyl group, a C.sub.1 -C.sub.6 alkoxy group, a C.sub.1 -C.sub.6 alkylsulfonyl group, a C.sub.1 -C.sub.6 alkylthio group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkoxy group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 mono- or poly-halogenoalkoxy group, a C.sub.1 -C.sub.6 mono- or poly-halogenoalkoxy group, a C.sub.1 -C.sub.6 mono- or di-alkylaminosulfonyl group, a C.sub.1 -C.sub.6 alkoxyaminosulfonyl group substituted by a C.sub.1 -C.sub.6 alkyl group, a nitro group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkylthio group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkylsulfonyl group, or a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkoxycarbonyl group;

Pyridinesulfonamide derivatives as herbicides

Disclosed herein is uracil derivatives having a trifluoromethyl group at the 6-position and a phenyl group at the 3-position which has a NHSO.sub.2 D.sup.26 group at 5-position of the benzene ring, halogen atom at 4-position thereof and hydrogen atom or halogen atom at 2-position thereof, which are represented by the formula (I) and showing penetrative translocation activity, a very high herbicidal activity and, particularly, no phytotoxicity against soybean, in which as compared with the conventional herbicidal compounds, the said uracil derivatives can be applied for either soil treatment or soil incorporation treatment, thereby producing a quick and high herbicidal effect even at a very low dosage against a large variety of weeds including perennial weeds, and have the property to residual effect for an appropriate period of time.

Uracil derivatives and herbicides containing the same as active

A sulfamidosulfonamide derivative of the formula (1) and an agriculturally suitable salt thereof: ##STR1## wherein Q is ##STR2## X is an oxygen atom or a sulfur atom; and G is ##STR3## which are useful as herbicide.

Sulfamidosulfonamide derivatives and herbicides

A substituted benzoyl derivative of the formula: ##STR1## ps wherein R is a lower alkyl group, or a phenyl group unsubstituted or substituted by a lower alkyl group, halogen atom or a lower alkoxy group;

Substituted benzoyl derivatives and herbicidal compositions

A substituted benzoyl derivative of the formula: ##STR1## wherein R is a lower alkyl group, or a phenyl group unsubstituted or substituted by a lower alkyl group, halogen atom or a lower alkoxy group; n is an integer of 2 or 3; m is an integer of from 0 to 6, and when m is an integer of from 2 to 6, the plurality of R may be the same or different from one another; l is an integer of 0, 1 or 2; X is a halogen atom, a nitro group, a cyano group, a lower alkyl group, a lower alkoxy group, or a lower haloalkyl group; Y is a hydrogen atom, a halogen atom, a nitro group, a lower alkyl group unsubstituted or substituted by a halogen atom or a lower alkoxy group, a lower alkoxy group, or a lower alkoxy carbonyl group; and Z is a halogen atom, a nitro group, a cyano group, a trifluoromethyl group, a lower alkoxy group, a lower alkylthio group, a lower haloalkylthio group, a lower alkylsulfinyl group, a lower haloalkylsulfinyl group, a lower alkylsulfonyl group, or a lower haloalkylsulfonyl group.

Disclosed herein is uracil derivatives having a haloalkyl group at the 5-position and a phenyl group at the 2-position which has a specific substituent, which are represented by the formula (I) and showing penetrative translocation activity and a very high herbicidal activity, in which as compared with the conventional herbicidal compounds, the said uracil derivatives can be applied for either soil treatment or foliage treatment, thereby producing a quick and high herbicidal effect even at a very low dosage against a large variety of weeds including perennial weeds, and have the property to residual effect for an appropriate period of time.

A pyridinesulfonamide derivative of the formula (I) and a salt thereof: ##STR1## wherein R.sup.1 is a halogen atom, a trifluoromethyl group, a C.sub.1 -C.sub.6 alkoxycarbonyl group, a C.sub.1 -C.sub.6 mono- or di-alkylaminocarbonyl group, a C.sub.1 -C.sub.6 alkxoy group, a C.sub.1 -C.sub.6 alkylsulfonyl group, a C.sub.1 -C.sub.6 alkylthio group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkoxy group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 mono- or poly-halogenoalkoxy group, a C.sub.1 -C.sub.6 mono- or poly-halogenoalkoxy group, a C.sub.1 -C.sub.6 mono- or di-alkylaminosulfonyl group, a C.sub.1 -C.sub.6 alkoxyaminosulfonyl group substituted by a C.sub.1 -C.sub.6 alkyl group, a nitro group, a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkylthio group, a C.sub.1 -C.sub.5 alkyl group substituted by a C.sub.1 -C.sub.6 alkylsulfonyl group, or a C.sub.1 -C.sub.6 alkyl group substituted by a C.sub.1 -C.sub.6 alkoxycarbonyl group;

Pyridinesulfonamide derivatives and herbicides

A substituted benzoyl derivative having the formula: ##STR1## wherein X.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.5 alkoxyalkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkoxy, cyano, nitro or halogen; X.sub.2 is --L--OR.sub.1 (wherein L is C.sub.1 -C.sub.4 alkylene or C.sub.1 -C.sub.4 alkylidene, and R.sub.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkenyl or C.sub.1 -C.sub.4 alkynyl), --L--O--L--OR.sub.1 (wherein L and R.sub.1 are as defined above), --L--S(O).sub.n --R.sub.2 (wherein L is as defined above, R.sub.2 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkenyl or C.sub.1 -C.sub.4 alkynyl, and n is an integer of 0, 1 or 2), --L--O--COR.sub.2 (wherein L and R.sub.2 are as defined above), --L--NR.sub.1 R.sub.3 (wherein L and R.sub.1 are as defined above, and R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl), --COOR.sub.1 (wherein R.sub.1 is as defined above) or --COO--L--O--R.sub.1 (wherein L and R.sub.1 are as defined above), provided that when X.sub.1 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 haloalkyl, X.sub.2 is not --COOR.sub.1 ; X.sub.3 is trifluoromethyl, C.sub.1 -C.sub.3 alkoxy, halogen, cyano, nitro or --S(O).sub.n R.sub.4 (wherein n is as defined above, and R.sub.4 is C.sub.1 C.sub.3 alkyl); X.sub.4 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen; X.sub.5 is hydrogen or fluorine; and each of Y.sub.1, Y.sub.2, Y.sub.3, Y.sub.4 and Y.sub.5 is hydrogen or C.sub.1 -C.sub.4 alkyl; or a salt thereof.

Substituted benzoyl derivatives and selective herbicides

Disclosed herein is uracil derivatives having a haloalkyl group at the 6-position and a phenyl group at the 3-position which has a specific substituent, which are represented by the formula (I) and showing penetrative translocation activity and a very high herbicidal activity, in which as compared with the conventional herbicidal compounds, the said uracil derivatives can be applied for either soil treatment or foliage treatment, thereby producing a quick and high herbicidal effect even at a very low dosage against a large variety of weeds including perennial weeds, and have the property to residual effect for an appropriate period of time.

A condensed heterocyclic derivative having the formula: ##STR1## wherein X is an oxygen atom or a sulfur atom; and Z is ##STR2##

Condensed heterocyclic derivatives and herbicides

A pyrazole derivative of the formula I ##STR1## wherein A is C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.4 alkenyl or C.sub.2 -C.sub.4 alkynyl; B is hydrogen, C.sub.1 -C.sub.3 alkyl, halogen, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio, C.sub.2 -C.sub.4 alkoxyalkyl, C.sub.2 -C.sub.4 alkylthioalkyl or C.sub.2 -C.sub.4 alkoxycarbonyl; X is C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, halogen, nitro, cyano, etc.; Y is --OR.sup.1 (wherein R.sup.1 is C.sub.3 -C.sub.8 cycloalkyl, etc), --O--L--O--R.sup.1 (wherein L is C.sub.1 -C.sub.6 alkylene which may be substituted by C.sub.1 -C.sub.3 alkyl), --O--L--OH, --O--L--O--L--O--R.sup.2 (wherein R.sup.2 is hydrogen, C.sub.1 -C.sub.6 alkyl group, etc.), --O--L--R.sup.3 (wherein R.sup.3 is phenyl which may be substituted by C.sub.1 -C.sub.3 alkyl, etc.), --O--M (wherein M is a 3- to 6-membered alicyclic group), --O--L--M, --O--L--NR.sup.4 R.sup.5 (wherein each of R.sup.4 and R.sup.5 is hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sup.4 and R.sup.5 form a ring together with the adjacent nitrogen atom), --O--L--COOR.sup.4, --O--CH.dbd.CH--COOR.sup.4, --O--L--CN, --O--L--C(O)--R.sup.2, --O--L--S(O).sub.n --R.sup.4 (wherein n is an integer of from 0 to 2), --O--COOR.sup.4, --O--CONR.sup.4 R.sup.5, --OP(O)(OR.sup.4).sub.2, --S(O).sub.n R.sup.1, or --S(O).sub.n --L--O--R.sup.1 ; Z is halogen, nitro, C.sub.1 -C.sub.3 alkoxy, etc.; V is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; W is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, etc.; Q is hydrogen, C.sub.1 -C.sub.6 alkyl which may be substituted by halogen, . . . --C(O)--R.sup.7 (wherein R.sup.7 is phenyl which may be substituted), --S(O).sub.2 R.sup.7, --P(O)(OR.sup.7).sub.2, --L--C(O)--R.sup.7, --L--C(O)--N(R.sup.8)(R.sup.9) (wherein each of R.sup.8 and R.sup.9 is hydrogenor C.sub.1 -C.sub.6 alkyl), --L--R.sup.10 (wherein R.sup.10 is phenyl group may be substituted, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.7 alkoxy, or hydroxyl), --L--N(R.sup.8)(R.sup.9), --L--OR.sup.11 (wherein R.sup.11 is hydrogen, C.sub.1 -C.sub.6 alkyl, or C.sub.1 -C.sub.6 alkenyl), --L--OC(O)R.sup.12 (wherein R.sup.12 is C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy), --L--S(O).sub.n R.sup.11, --L--SC(O)R.sup.8, ##STR2## (wherein each of L1 and L2 is methylene, oxygen or sulfur, R.sup.12 is hydrogen or C.sub.1 -C.sub.3 alkyl, and m is 2 or 3); and a salt thereof.

Growing community of inventors

Shiraoka, Japan

Koichi Suzuki