Abstract: Provided is a compound useful as an active ingredient of an agricultural and horticultural chemical agent, in particular, an agricultural and horticultural pest control agent such as an agricultural and horticultural insecticide or an agricultural and horticultural mite control agent. The compound is an imidazopyridine-2-carboxamide derivative or its N-oxide or salt represented by the following formula (1): in the formula, R1 and R2 are, for example, C1-3 alkyl groups, X is, for example, an oxygen atom or a sulfur atom, A1, A2, A3, A4, and A5 are each independently a nitrogen atom or C—R3, R3 is, for example, a hydrogen atom or a C1-3 haloalkyl group, and R4 is, for example, a C1-3 alkyl group or a C1-3 haloalkyl group.

Abstract: The present invention provides a method for producing a 2-aminonicotinic acid benzyl ester derivative. The method includes, as a step, reacting a 2-aminonicotinic acid derivative represented by the formula [I], wherein R1 represents a hydrogen atom or a C1 to C4 alkyl group and M represents an alkali metal, with a benzyl derivative represented by the formula [II], wherein R2 represents, for example, a hydrogen atom or a halogen atom, A represents, for example, a nitrogen atom, X represents a halogen atom, and Y represents, for example, an oxygen atom, in an aromatic hydrocarbon solvent in the presence of a phase transfer catalyst or a tertiary amine.

Abstract: Provided is a method of producing 2-hydroxy-1,4-naphthoquinone in a large amount, a high yield, and inexpensively. This method comprises oxidizing 2-hydroxynaphthalene with hydrogen peroxide in (1) an alkaline aqueous solution or in (2) a mixture of an alkaline aqueous solution with an inert organic solvent incompatible with water, in the presence of a vanadium catalyst.

Abstract: The present invention provides a method for producing a 2-aminonicotinic acid benzyl ester derivative. The method includes, as a step, reacting a 2-aminonicotinic acid derivative represented by the formula [I], wherein R1 represents a hydrogen atom or a C1 to C4 alkyl group and M represents an alkali metal, with a benzyl derivative represented by the formula [II], wherein R2 represents, for example, a hydrogen atom or a halogen atom, A represents, for example, a nitrogen atom, X represents a halogen atom, and Y represents, for example, an oxygen atom, in an aromatic hydrocarbon solvent in the presence of a phase transfer catalyst or a tertiary amine.

Abstract: Provided is a method of producing 2-hydroxy-1,4-naphthoquinone in a large amount, a high yield, and inexpensively. This method comprises oxidizing 2-hydroxynaphthalene with hydrogen peroxide in (1) an alkaline aqueous solution or in (2) a mixture of an alkaline aqueous solution with an inert organic solvent incompatible with water, in the presence of a vanadium catalyst.

Abstract: The present invention provides a method for producing 2-amino-6-methylnicotinic acid represented by formula [I], wherein the production method comprises: (a) reacting 2-chloro-3-cyano-6-methylpyridine represented by formula [II] in an ammonia aqueous solution to obtain a reaction solution containing 2-amino-6-methylnicotinamide represented by formula [III]; and (b) removing the ammonia from the reaction solution, then reacting the 2-amino-6-methylnicotinamide represented by formula [III]with a base to produce 2-amino-6-methylnicotinic acid represented by formula [I].

Abstract: The present invention provides a method for producing 2-amino-6-methylnicotinic acid represented by formula [I], wherein the production method comprises: (a) reacting 2-chloro-3-cyano-6-methylpyridine represented by formula [II] in an ammonia aqueous solution to obtain a reaction solution containing 2-amino-6-methylnicotinamide represented by formula [III]; and (b) removing the ammonia from the reaction solution, then reacting the 2-amino-6-methylnicotinamide represented by formula [III]with a base to produce 2-amino-6-methylnicotinic acid represented by formula [I].

Abstract: The present invention provides a method of producing a 2-aminonicotinic acid benzyl ester derivative at a high yield and with a high purity. By reacting a benzyl halide derivative with a 2-aminonicotinic acid derivative in a polar solvent in the presence of a prescribed base, it is possible to obtain a 2-aminonicotinic acid benzyl ester derivative at a high yield and with a high purity.

Abstract: The present invention provides a method for producing 2-amino-6-methylnicotinic acid represented by formula [I], wherein the production method comprises: (a) reacting 2-chloro-3-cyano-6-methylpyridine represented by formula [II] in an ammonia aqueous solution to obtain a reaction solution containing 2-amino-6-methylnicotinamide represented by formula [III]; and (b) removing the ammonia from the reaction solution, then reacting the 2-amino-6-methylnicotinamide represented by formula [III]with a base to produce 2-amino-6-methylnicotinic acid represented by formula [I].

Abstract: The present invention provides a method of producing a 2-aminonicotinic acid benzyl ester derivative at a high yield and with a high purity. By reacting a benzyl halide derivative with a 2-aminonicotinic acid derivative in a polar solvent in the presence of a prescribed base, it is possible to obtain a 2-aminonicotinic acid benzyl ester derivative at a high yield and with a high purity.

Abstract: The present invention relates to new aqueous microemulsions containing organic pesticide compounds of limited water-solubility and to their use for plant protection, including seed and crop protection, and protection or non-living material. The aqueous microemulsions comprise a) at least one pyrethroid compound P; b) at least one organic solvent, selected from compounds of the formula I R1—(O-Alk)m-O—C(O)R2 (I) wherein m is 1, 2 or 3, R1 is H, C1-C6-alkyl or C(O)R3, R2 is hydrogen or C1-C4-alkyl, which may be unsubstituted or substituted with OH, Alk is C2-C6-alkylene, and R3 is hydrogen or C1-C4-alkyl, which may be unsubstituted or substituted with OH; c) at least one surfactant; and d) water.

Abstract: The present invention provides a bactericide containing a 2-aminonicotinic acid ester derivative as an active ingredient. The active ingredient is represented by the following formula [I]: (wherein, R1 represents a hydrogen atom or a C1-C4 alkyl group, R2 represents a hydrogen atom or a C1-C4 alkyl group, R1 and R2 may be combined together to form an alkylene chain, R3 represents a hydrogen atom or a C1-C4 alkyl group, R4 represents a hydrogen atom, a cyano group or a C1-C4 alkyl group, R5 and R6 independently represent a hydrogen atom, a halogen atom, a C1-C4 alkyl group, a C1-C4 alkoxy group, a C1-C4 alkylthio group, a C1-C4 alkylsulfinyl group, a C1-C4 alkylsulfonyl group, a nitro group, a cyano group, a C1-C4 haloalkyl group, a C1-C4 haloalkoxy group or a C1-C4 haloalkylthio group, A and B independently represent a methine (CH) group or a nitrogen atom).

Abstract: The present invention provides a bactericide containing a 2-aminonicotinic acid ester derivative as an active ingredient. The active ingredient is represented by the following formula [I]: (wherein, R1 represents a hydrogen atom or a C1-C4 alkyl group, R2 represents a hydrogen atom or a C1-C4 alkyl group, R1 and R2 may be combined together to form an alkylene chain, R3 represents a hydrogen atom or a C1-C4 alkyl group, R4 represents a hydrogen atom, a cyano group or a C1-C4 alkyl group, R5 and R6 independently represent a hydrogen atom, a halogen atom, a C1-C4 alkyl group, a C1-C4 alkoxy group, a C1-C4 alkylthio group, a C1-C4 alkylsulfinyl group, a C1-C4 alkylsulfonyl group, a nitro group, a cyano group, a C1-C4 haloalkyl group, a C1-C4 haloalkoxy group or a C1-C4 haloalkylthio group, A and B independently represent a methine (CH) group or a nitrogen atom).

Abstract: A 3-aminooxalylaminobenzamide compound is used as an insecticide or miticide. The 3-aminooxalylaminobenzamide compound is represented by formula [1]: in which, for instance, R1 and R2 each represent a C1 to C3 alkoxy group or a C1 to C3 haloalkoxy group; R3 and R4 each represent a C1 to C8 alkyl group or a C1 to C8 haloalkyl group; R5 represents a C1 to C5 haloalkyl group; R6 and R7 each represent a hydrogen atom or a C1 to C5 alkyl group; Y represents a hydrogen atom or a halogen atom; Z represents a hydrogen atom; n is an integer ranging from 0 to 4; and m is an integer ranging from 0 to 2.

Abstract: The present invention herein provides a 3-aminooxalylaminobenzamide derivative which is used as an insecticide or miticide. The 3-aminooxalylaminobenzamide derivative is one represented by the following general formula [1]: (R1 and R2 each represent, for instance, a C1 to C3 alkoxy group or a C1 to C3 haloalkoxy group; R3 and R4 each represent, for instance, a C1 to C8 alkyl group or a C1 to C8 haloalkyl group; R5 represents, for instance, a C1 to C5 haloalkyl group; R6 and R7 each represent, for instance, a hydrogen atom or a C1 to C5 alkyl group; Y represents, for instance, a hydrogen atom or a halogen atom; Z represents, for instance, a hydrogen atom; n is an integer ranging from 0 to 4 and m is an integer ranging from 0 to 2).

Abstract: The present invention provides an insecticidal or acaricidal composition having an excellent pesticidal effect and a high safety, containing, as an active ingredient, a pyrazolyl compound of the following general formula (I): 1

Abstract: The present invention relates to a hydrazine oxoacetamide derivative or its salt which exhibits an excellent insecticidal effect even at a low concentration.

Abstract: The present invention provides an insecticidal or acaricidal composition having an excellent pesticidal effect and a high safety, containing, as an active ingredient, a pyrazolyl compound of the following general formula (I): 1

Abstract: The present invention relates to a defloration agent for apple trees. The present defloration agent comprises 3-(2-methyl-4-chlorophenoxy)butyric acid (MCPB) or an ester thereof and 2-chloroethylphosphonic acid (ethephon). The present invention provides an excellent defloration effect even when the temperature is low in the blossoming season.

Abstract: The present invention relates to a hydrazine oxoacetamide derivative or its salt which exhibits an excellent insecticidal effect even at a low concentration. The hydrazine oxoacetamide derivative has the following Formula (I): wherein R1 represents a chlorine atom or a bromine atom, Y represents an oxygen atom or a methylene group, and when Y is an oxygen atom, p is 2 and when Y is a methylene group, p is 0, R2 represents a trifluoromethyl group, R3 represents a hydrogen atom or a methyl group, R4 represents a hydrogen atom or a methyl group, and R5 represents a methyl group, an ethyl group, an n-propyl group, a cyclopropyl group, an allyl group or a propargyl group.