Ishihara Sangyo Kaisha, Ltd.

Tatsuya Jukurogi

Kazuhisa Kiriyama

Hideaki Konishi

Tomohiro Okamoto

Norio Adachi

Akihiko Isogai

Hisayoshi Jonishi

Kotaro Yoshida

Fumihiro Fukui

Michiko Kanuma

DamdinSuren Boldbaatar

Tatsuya Kani

Yoko Matsuda

Masahiro Matsumoto

Kumiko Tanaka

Tatsuya Shimada

Nao Umemoto

Objects of the present invention are to provide a compound which is highly active against pests, to provide a pest control agent comprising the compound, and to provide a method for controlling a pest by applying the compound. The present invention provides a 4-(arylethynyl)pyridine or a salt thereof, a pest control agent which comprises the 4-(arylethynyl)pyridine or salt thereof as an active ingredient, and a method for controlling a pest by applying the 4-(arylethynyl)pyridine or salt thereof in an effective amount.

Pest control agent

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

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Kusatsu, Japan

Tatsuya Jukurogi