Sumitomo Chemical Company, Limited

Toru Uekawa

Jun Ohshita

Ryo Sato

Eiki Nagano

Masayuki Enomoto

Tatsuya Mori

Susumu Takemura

Naonori Hirata

Masaharu Sakaki

Mitsunori Hiratsuka

Kouji Yoshikawa

Kazuo Saito

Ichiro Komoto

Hiroyuki Yogai

Hiroki Tomioka

Osamu Matsumoto

Masaharu Sakai

Toshio Somyo

A process for producing comprising reacting a 3-formyl-2,2-dimethylcyclopropanecarboxylate and propionitrile in the presence of a base to obtain 3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid or its salt.

Process for producing 3-(2-cyano-1-propenyl)-2,2- dimethylcyclopropanecarboxylic acid or salt thereof

A method for producing a cyclopropanecarboxylic acid compound represented by formula (VI)  

Method for producing cyclopropane carboxylic acid compound and intermediate therefor

A compound represented by the formula (I): has an excellent pest controlling activity and therefore is useful for an effective ingredient of a pest control composition.

Ester compound and use thereof

An ester compound represented by the formula (I): (wherein, Rrepresents a C1-C3 alkyl group, a 2-propenyl group or a 2-propynyl group.)has excellent pest controlling activity and is useful as an active ingredient for a pest controlling agent.

Ester compound and its use

Amidine compounds and their use as pesticides

A heterocyclic compound represented by the formula (I) ##STR1## wherein X and Y, which may be same or different, represent a hydrogen atom, a halogen atom, a nitro group or a cyano group, the formula --Z.sup.1 --Z.sup.2 --Z.sup.3 -- is a group represented by --CF.sub.2 --CF.sub.2 --O--, --CF.sub.2 --O--CF.sub.2 -- or --O--CF.sub.2 --O-- and R is represented by the formula: ##STR2## and an insecticidal and acaricidal agent comprising same as an active ingredient.

Fluorinated dihydrobenzofuranyl and dihydroisobenzofuranyl compounds

Novel biphenyl derivatives represented by the formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, X.sup.1, X.sup.2, X.sup.3 and Y are as defined hereinafter.

Biphenyl derivatives and their use as herbicides

The present invention relates to novel N-acyldihydroquinoline derivatives, a method for producing the same and their use as herbicides.

N-acyldihydroquinoline derivatives, a method for producing the same and

There are disclosed novel benzofuran derivatives of the formula: ##STR1## Also disclosed are a herbicidal composition containing the above benzofuran derivative as an active ingredient and a method for exterminating undesired weeds by the application of a herbicidally effective amount of the above benzofuran derivative to an area where the undesired weeds grow or will grow.

Benbzofuran derivatives and their use as herbicides

Pyridone derivatives of the formula: ##STR1## wherein R is an alkyl group, an alkenyl group, an alkynyl group, a haloalkyl group, a haloalkenyl group or an alkoxyalkyl group, X is a hydrogen atom, a halogen atom, a methyl group optionally substituted with mono or poly halogen atoms or an ethyl group optionally substituted with mono or poly halogen atoms and Y is a hydrogen atom or a methyl group. Said compounds show a high herbicidal potency against undesired weeds.

Pyridone derivatives and use

A compound of the formula: ##STR1## wherein R is a lower alkyl group, A is a hydrogen atom, a fluorine atom or a chlorine atom, X is an oxygen atom or a sulfur atom, Y is a hydrogen atom, a fluorine atom, a chlorine atom or a bromine atom and Z is a methyl group or an amino group, which is useful as a herbicide.

Growing community of inventors

Toyonaka, Japan

Toru Uekawa