Sumitomo Chemical Company, Limited

Kiyoto Maeda

Satoru Inoue

Tadashi Ohsumi

Masao Shiroshita

Norihisa Yamashita

Tsuguhiro Katoh

Yuzuru Sanemitsu

Sumio Nishida

Hirotaka Takano

Tatsuya Mori

Shigeo Nakamura

Noritada Matsuo

Kazunori Tsushima

Tadashi Ooishi

Masato Mizutani

Akio Manabe

Masayo Sugano

Yoshio Hisada

Hideo Agui

Osamu Kirino, Deceased

Yuzuru Sanamitsu

Hirotaka Tanako

Fungicide contains a substituted pyrazole carboxylic acid of the formula: ##STR1## wherein R.sub.1 is a methyl or trifluoromethyl group, R.sub.2 is halogen atom, R.sub.3 and R.sub.4 are, same or different, a methyl or ethyl and R.sub.5 is an ethyl, propyl, butyl group or hydrogen atom.

Substituted carboxylic acid, fungicidal compositions and use

A substituted carboxylic acid derivative which is fungicidally active is provided. The compound has the formula: ##STR1## wherein R.sub.1 stands for a methyl or ethyl group, A stands for ##STR2## R.sub.2 stands for a methyl, ethyl or trifluoromethyl group, R.sub.3 stands for a methyl group or a halogen or hydrogen atom, R.sub.4 stands for a fluorine or hydrogen atom, R.sub.5 stands for a methyl, nitro or trifluoromethyl group or a halogen atom, Z stands for a .dbd.CH-- group or an N atom, R.sub.6 stands for a methyl, ethyl or trifluoromethyl group and R.sub.7 stands for an amino or methyl group or a chlorine atom.

Aminopyrrole intermediates for fungicides

A cyanoacetamide derivative of the formula, ##STR1## wherein R represents a C.sub.2 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.2 -C.sub.6 alkynyl or C.sub.3 -C.sub.6 cycloalky group, and X represents a chlorine or bromide atom or a trifluoromethyl or lower fluoroalkoxy group and a plant disease protectant comprising the same are disclosed. The cyanoacetamide derivative provided according to the present invention has an extremely high controlling activity against various plant diseases, particularly against rice blast (Pyricularia oryzae).

Cyanoacetamide derivative, and plant disease protectant comprising the

A novel pyridinylpyrimidine derivative of the formula below, a method for preparation thereof and a fungicide containing it, ##STR1## which is effective as a fungicide.

Pyridinylpyrimidine derivatives, method for production thereof and a

Fungicidal substituted carboxylic acid derivatives

Pyridinylpyrimidines having fungicidal activity

A novel pyridinyl-s-triazine derivative of the formula below, a method for preparation thereof and a fungicide containing it, ##STR1## which is effective as fungicide.

Pyridinyl-s-triazine derivatives

Heterocyclic derivatives represented by the following formula have excellent preventive, curative and systemic controlliing effects on various plant microbes. ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group, A represents ##STR2## wherein R.sup.2 represents a methyl group, an ethyl group or a trifluoromethyl group, Y.sup.1 represents an amino group, a methyl group or a chlorine atom, R.sup.3 represents a methyl group or a trifluoromethyl group and Z represents a hydrogen atom, a halogen atom or a methyl group and when A represents the formula: ##STR3## X represents an oxygen atom or sulfur atom and when A represents the formula: ##STR4## X represents a sulfur atom.

Thiazoles and pyrazoles as fungicides

A novel pyridinylpyrimidine derivative of the formula below, a method for preparation thereof and a plant disease protectant containing it, ##STR1## which is effective as a plant disease protectant.

Novel pyridinylpyrimidine derivatives, method for production thereof and

A novel pyridine derivative represented by the formula below, a method for preparation thereof and a plant disease protectant containing it, ##STR1## wherein R.sup.1 is a C.sub.1 -C.sub.7 alkyl group; R.sup.2 is a hydrogen atom or a C.sub.1 -C.sub.2 alkyl group, R.sup.3 is a C.sub.1 -C.sub.4 alkyl group; and R.sup.4 is a C.sub.2 -C.sub.8 alkyl group; a C.sub.3 -C.sub.7 cycloalkyl group or a C.sub.4 -C.sub.7 alkylcycloalkyl group, or a C.sub.1 -C.sub.3 alkyl group substituted with a C.sub.3 -C.sub.7 cycloalkyl group, which is effective as a plant disease protectant.

Certain tri- or tetra-substituted pyridyl-1,2,4-triazoles useful as

A novel pyridinyl pyrimidine derivative of the formula below, a method for preparation thereof and a plant disease protectant containing it, ##STR1## which is effective as a plant disease protectant.

Fungicidal pyridinylpyrimidine derivatives

Pyrazolecarboxamide derivative and fungicide containing it as active

A fungicidal indanylbenzamide derivative of the formula: ##STR1## wherein X is a lower alkyl, nitro, or trifluoromethyl group or a halogen atom, and R.sub.1, R.sub.2 and R.sub.3, which are same or different, each represents a hydrogen atom or a lower alkyl group.

Fungicidal indanylbenzamide

A method for preventing and eradicating bacterial infectious plant disease which comprises applying to plants a composition containing, as an active ingredient, at least one 4(1H)-oxo-3-quinolinecarboxylic acid derivative represented by the general formula (I): ##STR1## wherein A represents --OCH.sub.2 O--(at the 6 and 7 position) or ##STR2## (at the 5 and 6 position), wherein R.sub.4 represents a hydrogen atom or a lower alkyl group; R.sub.1 represents a hydrogen atom, a lower alkyl group, an amino group, an ammonium group or an alkali metal atom; R.sub.2 represents a lower alkyl group, a halogenated lower alkyl group, a hydroxyalkyl group, an alkenyl group, or an alkoxyl group; and R.sub.3 represents a hydrogen atom or a lower alkyl group.

Growing community of inventors

Hyogo, Japan

Kiyoto Maeda