Sumitomo Chemical Company, Limited

Masao Shiroshita

Yuzuru Sanemitsu

Kiyoto Maeda

Satoru Inoue

Norihisa Yamashita

Tsuguhiro Katoh

Nobuaki Mito

Naonori Hirata

Masato Mizutani

Kenji Arai

Masaharu Sakaki

Mitsunori Hiratsuka

Susumu Ohtsuka

Hiroki Okuda

Hiroshi Matsumoto

Shunichi Hashimoto

Masayo Sugano

Haruhiko Katoh

Yuzuru Sanamitsu

Hirotaka Tanako

Compounds of the present invention are represented by the formula, ##STR1## wherein X represents a lower alkyl, lower alkoxy, lower haloalkyl or lower haloalkoxy group or a halogen atom, and R.sup.1 and R.sup.2, which may be the same or different, represent a hydrogen atom or a methyl group. They are useful intermediates for preparing herbicidal compounds.

.beta.-hydroxyketone and its production

Beta-hydroxyketone and its production

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

A plant male sterilant, which comprises as an active ingredient a compound having the formula (I): ##STR1## in which X is --OH, --O.sup.- M.sup.+, --OR.sup.1 or ##STR2## wherein M.sup.+ is an alkali metal cation, an alkaline earth metal cation or ##STR3## in which R.sup.4, R.sup.5 and R.sup.6 are the same or different and each is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.4 alkenyl group, C.sub.3 -C.sub.4 alkynyl, C.sub.3 -C.sub.8 cycloslkyl, benzyl or phenyl group;

Plant male sterilant

A cinnoline derivative having the formula (I): ##STR1## in which X is --OH, --O.sup.-M.sup.+, --OR.sup.1 or ##STR2## wherein M.sup.+ is an alkali metal cation, an alkaline earth ##STR3## in which R.sup.4, R.sup.5 and R.sup.6 are the same or different and each is hydrogen atom, a C.sub.1 -C.sub.6 alkyl group, a C.sub.3 -C.sub.4 alkenyl group, a C.sub.3 -C.sub.4 alkynyl group, a C.sub.3 -C.sub.8 cycloalkyl group, benzyl group or phenyl group; R.sup.1 is a C.sub.1 -C.sub.9 alkyl group, a C.sub.3 -C.sub.6 alkenyl group, a C.sub.3 -C.sub.4 alkynyl group, a C.sub.1 -C.sub.3 alkoxy (C.sub.1 -C.sub.4) alkyl group, a C.sub.1 -C.sub.3 haloalkyl group, a C.sub.3 -C.sub.8 cycloalkyl group, benzyl group or phenyl group; and R.sup.2 and R.sup.3 are the same or different and each is hydrogen atom, a C.sub.1 -C.sub.6 alkyl group, a C.sub.3 -C.sub.4 alkenyl group, a C.sub.3 -C.sub.4 alkynyl group, a C.sub.3 -C.sub.8 cycloalkyl group, a benzyl group in which at most two of hydrogen atoms at the .alpha.-position thereof may be substituted by methyl group, a C.sub.2 -C.sub.3 hydroxyalkyl group or a phenyl group in which at most three of hydrogen atoms thereof may be substituted by the same or different C.sub.1 -C.sub.2 alkyl group or halogen atom;

Cinnoline derivative, process for preparing the same and herbicidal

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

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

A herbicidal composition which comprises at least one of triazine compounds of the formula: ##STR1## wherein R.sup.1 is a C.sub.1 -C.sub.4 alkyl group or an amino group, R.sup.2 is a C.sub.1 -C.sub.4 alkoxy group, a C.sub.1 -C.sub.4 alkylthio group or a di(C.sub.1 -C.sub.4) alkylamino group and R.sup.3 is a cyclo(C.sub.3 -C.sub.7) alkyl group, a tertiary C.sub.4 -C.sub.5 alkyl group, an adamantyl group or a group of the formula: ##STR2## (in which R is a halogen atom, a C.sub.1 -C.sub.4 alkyl group, a C.sub.1 -C.sub.4 alkoxy group, a nitro group or a trihalomethyl group and n is an integer of 0 to 2) in a herbicidally effective amount and an inert carrier or diluent.

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Osaka, Japan

Masao Shiroshita