Sumitomo Chemical Company, Limited

Matsushita Electric Industrial Co., Ltd.

Tatsuya Mori

Tadashi Ohsumi

Toshinori Oda

Noriyasu Sakamoto

Yoji Takada

Izumi Fujimoto

Hirotaka Takano

Toshihiko Yano

Sumio Nishida

Kiyoto Maeda

Shunya Inoue

Hisayo Miyoshi

Shigeo Nakamura

Noritada Matsuo

Shunji Hashimoto

Yutaka Tsutsumi

Hiroshi Tomita

Hiroaki Fujimoto

Satoshi Sembo

Taro Hirose

Tomonori Iwasaki

Toru Uekawa

Hirotaka Ishikawa

Noriyaso Sakamoto

Toshio Somyo

An ester compound represented by formula (1): wherein Rrepresents hydrogen, fluorine, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 alkoxymethyl, or C1-C4 alkylthiomethyl; Rrepresents hydrogen or methyl, Rrepresents hydrogen or C1-C4 alkyl, and Rrepresents hydrogen or C1-C4 alkyl; has an excellent pest control effect and is therefore useful as an active ingredient of a pest control agent. 

Pyrethrinoid-type esters as pesticides

An ester compound represented by the formula (1): wherein R represents a C1-C4 alkyl group or a C3-C4 alkenyl group, and A represents a single bond or an oxygen atom, has an excellent pest controlling efficacy, and it is useful as an active ingredient of a pest controlling agent.

Ester compound and use thereof

There is provided a novel cyclopropanecarboxylate compound having an excellent pest controlling effect represented by the formula (1): 

Cyclopropanecarboxylate and pest controlling composition containing the same

(5-Benzyl-3-furyl)methyl 2,2-dimethyl-3-((E)-2-cayano-3-methoxy-3-oxo-1-propenyl)cyclopropanecarboxylate has an excellent pesticidal activity, and a pesticidal composition comprising it as an active ingredient is useful for controlling pests.

Ester compound and its use

An ester compound represented by the formula (1): has excellent pest controlling activity and is useful as an active ingredient for a pest controlling agent.

An ester compound represented by the formula (I): has excellent pest controlling activity and is useful as an active ingredient for a pest controlling agent.

Ester compound and its use in pest control

A 4-methoxymethyl-2,3,5,6-tetrafluorobenzyl 2,2-dimethyl-3-(2-cyano-3-hydrocarbyloxy-3-oxo-1-propenyl) cyclopropanecarboxylate given by the formula (1): wherein G represents C1&#x2013;C4 alkyl or C3&#x2013;C4 alkenyl, has excellent pests controlling effect.

Cyclopropanecarboxylic acid esters and pest controllers containing the same

A cyclopropanecarboxylic acid ester compound of formula (1):has an excellent pesticidal efficacy, and a pesticidal composition comprising it as an active ingredient is useful for controlling pests.

The present invention is intended to provide a line filter having an outstanding attenuation characteristic over a wide frequency band from low frequency band to high frequency band, with an improved elimination characteristic for common mode noises. To achieve this object, the invention incorporates a structure wherein a first coil unit ( ) for second band and a second coil unit ( ) for second band are disposed vertically to a closed-loop magnetic core ( ).

Dual band common-mode noise line filter

2,5-dioxo-3-(2-propynyl)imidazolidin-1-ylmethyl 2,2-dimethyl-3-(alenyl) cyclopropane carboxylate compounds and pesticidal methods and compositions utilizing the same

It provides a production method of 4-methoxymethyl-2,3,5,6-tetrafluorobenzenemethanol to allow 2,3,5,6-tetrafluoro-1,4-benzenedimethanol to react with an inorganic base in water, and then add dimethyl sulfate and a water-immiscible organic solvent selected from the group consisting of hydrocarbons and ethers to the reaction mixture, or to allow 2,3,5,6-tetrafluoro-1,4-benzenedimethanol to react with an inorganic base in water and said water-immiscible organic solvent, and then to add dimethyl sulfate to the reaction mixture.

Method for producing 4-methoxymethyl-2,3,5,6-tetrafluorobenzenemethanol

Method to control animal ecto-parasites

The composition for controlling pest of the present invention contains 4-methoxymethyl-2,3,5,6-tetrafluorobenzyl 3-(2-methyl-1-propenyl)-2,2-dimethyl-cyclopropanecarboxylate represented by the formula:

Pyrethroid compounds and composition for controlling pest containing the same

A propynyl compound shown by the formula: ##STR1## wherein R represents a lower alkyl group or a hydrogen atom, is an intermediate for producing 3-Z-(1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid esters advantageously in industry.

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Toyonaka, Japan

Tatsuya Mori