Ishihara Sangyo Kaisha, Ltd.

Tomohiro Okamoto

Munekazu Ogawa

Akihiro Nishimura

Shigeyuki Nishimura

Shigeru Mitani

Fumio Kanamori

Shigehisa Kanbayashi

Toyoshi Tanimura

Koji Higuchi

Hidemasa Kominami

Hisaya Nishide

Koji Minamida

Hideaki Konishi

Hisayoshi Jonishi

Norio Adachi

Akihiko Isogai

Fumihiro Fukui

Tatsuya Jukurogi

A fungicidal composition containing, as active ingredients, (a) a benzoylpyridine derivative represented by the following formula or its salt: wherein X is a halogen atom, a nitro group, a substitutable hydrocarbon group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group, a hydroxyl group, a substitutable alkylthio group, a cyano group, a carboxyl group which may be esterified or amidated, or a substitutable amino group, n is 1, 2, 3 or 4; Ris a substitutable alkyl group, Ris a substitutable alkyl group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group or a hydroxyl group, p is 1, 2 or 3, and Ris a substitutable alkoxy group or a hydroxyl group, provided that at least two of Rand Roptionally form a condensed ring containing an oxygen atom and (b) at least one other fungicide.

Fungicidal composition and method for controlling plant diseases

To provide an industrial method for producing a substituted benzoic acid compound useful as an intermediate of pharmaceutical and agricultural chemicals with high purity and high yield. A compound represented by the formula (II): (wherein Q is a 5- or 6-membered saturated heterocyclic group (the heterocyclic group may be substituted by alkyl) containing one or two of at least one type of hetero atom selected from the group consisting of an oxygen atom and a sulfur atom, or dialkoxymethyl, T is trifluoromethyl, nitro, cyano, &#x2014;SOA, &#x2014;SOA, &#x2014;PO(OA)(OA), &#x2014;COA, &#x2014;COAor &#x2014;CONAA, each of Aand Awhich are independent of each other, is a hydrogen atom, alkyl or haloalkyl, X is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl, haloalkylsulfonyl, dialkylaminosulfonyl, di(haloalkyl)aminosulfonyl, nitro or cyano, Y is a chlorine atom, a bromine atom or an iodine atom, and n is an integer of from 1 to 6), carbon monoxide and a compound represented by the formula R&#x2014;OH (wherein R is alkyl) are reacted, followed by hydrolysis to obtain a compound represented by the formula (I): wherein Q, T, X and n are as defined above.

Method for producing a substituted benzoic acid compound

It is to provide a fungicidal composition having stable and high fungicidal effects against cultivated crops infected with plant diseases resulting from plant diseases. A fungicidal composition containing as active ingredients (a) a benzoylpyridine derivative represented by the formula (I) or its salt: (wherein X is a halogen atom, a nitro group, a substitutable hydrocarbon group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group, a hydroxyl group, a substitutable alkylthio group, a cyano group, a carboxyl group which may be esterified or amidated, or a substitutable amino group, n is 1, 2, 3 or 4; Ris a substitutable alkyl group, Ris a substitutable alkyl group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group or a hydroxyl group, p is 1, 2 or 3, and Ris a substitutable alkoxy group or a hydroxyl group, provided that at least two of Rand Rmay form a condensed ring containing an oxygen atom) and (b) at least one another fungicide.

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Kusatsu, Japan

Tomohiro Okamoto