Sumitomo Chemical Company, Limited

Naganori Hino

Ryo Yoshida

Takeo Satomi

Hiroshi Matsumoto

Hiroyuki Konishi

Kunio Mukai

Masachika Hirano

Akihiko Mine

Kohshi Tateishi

Mitsuru Sasaki

Akira Fujinami

Nobuyuki Kameda

Katsuji Nodera

Keiichiro Akiba

Koshi Tateishi

Hideo Sakamoto

Yasuhisa Asano

A diphenyl sulfone compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are, same or different, each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a lower alkenyloxy group, a lower alkynyloxy group, a phenoxy group, a lower alkylthio group, a lower alkylsulfonyl group or a lower alkoxycarbonyl(lower)alkoxy group, R.sub.3 is a hydroxyl group, a lower alkenyloxy group, a lower alkynyloxy group, a halo(lower)alkoxy group, a dihalo(lower)alkoxy group, a lower alkoxy(lower)alkoxy group, a cyano(lower)alkoxy group, a lower alkoxycyano(lower)alkoxy group, a hydroxy(lower)alkoxy group, a lower alkylcarbonyloxy group, a lower alkoxycarbonyl group, a lower alkylthio(lower)alkoxy group, a lower alkenyloxy(lower)alkoxy group, a di(lower)alkylamino(lower)alkoxy group, a hydroxyimino(lower)alkoxy group, a lower alkoxyimino(lower)alkoxy group, a lower alkylsulfonyloxy group, a lower alkoxycarbonyloxy group, a di(lower)alkoxyphosphinyloxy group, an oxotetrahydrofuranyloxy group, a tetrahydropyranyloxy group, a lower alkyl-1,3-oxolanyl(lower)alkoxy group or a group of the formula: --O--A--COR.sub.4 (in which A is lower alkylene, lower alkenylene, lower alkyleneoxy, halo(lower)alkylene or lower alkoxy(lower)alkylene and R.sub.4 is hydroxyl, lower alkyl, halo(lower)alkyl, lower alkoxy, lower alkenyloxy, lower alkynyloxy, halo(lower)alkoxy, lower alkoxy(lower)alkoxy, cyano(lower)alkoxy, lower alkoxycarbonyl(lower)alkoxy, di(lower)alkylamino, N-(.alpha.-lower alkyl(lower)alkylidene)aminoxy or lower alkylthio) and X is a hydrogen atom or a halogen atom, which is useful as a herbicide.

Diphenyl sulfone compounds, and their production and use

A diphenyl sulfone compound of the formula: ##STR1## wherein R.sub.1 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a lower alkenyloxy group, a lower alkynyloxy group or a lower alkoxycarbonyl(lower)alkoxy group, R.sub.2 is a hydroxyl group, a lower alkenyloxy group, a lower alkynyloxy group, a halo(lower)alkoxy group, a lower alkoxy(lower)alkoxy group, a cyano(lower)alkoxy group, a lower alkoxycyano(lower)alkoxy group, a hydroxy(lower)alkoxy group, a lower alkylcarbonyloxy group, a lower alkoxycarbonyl group, a lower alkylthio(lower)alkoxy group, a lower alkenyloxy(lower)alkoxy group, a di(lower)alkylamino(lower)alkoxy group, a hydroxyimino(lower)alkoxy group, a lower alkoxyimino(lower)alkoxy group, a lower alkylsulfonyloxy group, a lower alkoxycarbonyloxy group, a di(lower)alkoxyphosphinyloxy group, an oxotetrahydrofuranyloxy group or a group of the formula: --O--A--COR.sub.3 (in which A is lower alkylene, lower alkenylene, lower alkyleneoxy or lower alkoxy(lower)alkylene and R.sub.3 is hydroxyl, lower alkyl, lower alkoxy, lower alkenyloxy, lower alkynyloxy, halo(lower)alkoxy, lower alkoxy(lower)alkoxy, cyano(lower)alkoxy, lower alkoxycarbonyl(lower)alkoxy, di(lower)alkylamino, N-(.alpha.-lower alkyl(lower)alkylidene-aminoxy or lower alkylthio) and X is a hydrogen atom or a halogen atom, which is useful as a herbicide.

A compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkoxy group, X.sub.2 and Y.sub.2, being the same or different, are each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, and Z is a hydrogen atom or a halogen atom, which is useful as an intermediate for the production of diphenyl sulfone compounds.

Diphenyl sulfide compounds useful as intermediates in the production of

A compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkoxy group and X and Y are, the same or different, each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a carboxy(lower)alkoxy group or a lower alkoxycarbonyl(lower)-alkoxy group, which is useful as a herbicide.

Diphenyl sulfone compounds

A compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkoxy group, X and Y, being the same or different, are each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a carboxy(lower)alkoxy group or a lower alkoxycarbonyl(lower)alkoxy group and Z is a hydrogen atom or a halogen atom, which is useful as a herbicide.

Diphenyl sulfone compounds, and use

A herbicidal composition comprising a herbicidally effective amount of N-halogenoacylanilino-fatty acid or the ester derivative thereof represented by the general formula: ##STR1## wherein R.sub.1 and R.sub.2 each represents C.sub.1 -C.sub.4 allyl, R.sub.3 represents a hydrogen atom, alkyl having up to 10 carbon atoms, C.sub.3 -C.sub.5 alkenyl, C.sub.3 -C.sub.4 alkynyl or cyclohexyl, R.sub.4 represents lower alkyl substituted by 1-4 halogen atoms and Y represents C.sub.1 -C.sub.3 alkylene, as an effective ingredient, and a herbicidally effective inert carrier.

Herbicidial composition and method

A compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkoxy group and X and Y are, the same or different, each a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a carboxy(lower)alkoxy group or a lower alkoxycarbonyl(lower)alkoxy group, which is useful as a herbicide.

Pesticidal compositions containing, as active ingredient, a compound of the formula ##STR1## wherein R.sub.1 is lower alkyl, lower alkenyl, lower alkynyl or a radical of the formula ##STR2## IN WHICH X is lower alkyl, halogen or hydrogen and n is zero or an integer of 1 to 5,

Amido phosphorothiolate pesticide

The present invention relates to compounds of the formula: ##STR1## wherein R.sub.1 is lower alkyl, lower alkenyl, lower alkynyl, cycloalkyl, unsubstituted aralkyl, lower alkyl or halogen-substituted aralkyl or halogen-substituted alkenyl; R.sub.2 is lower alkyl; Y is hydrogen or methyl and X is lower alkyl; n is an integer of 1 to 5, and a method of producing these compounds. These compounds are eminently suited for killing weeds, injurious insects, nematodes and acaricides.

Amido phosphorothiolates

O-alkyl-O-(3-methyl-6-nitrophenyl)-N-secondary butyl-phosphorothionoamidate, which possesses herbicidal properties.

Organo phosphorus herbicides

A herbicidal composition comprising O-methyl or O-ethyl-O-(3-methyl-6-nitrophenyl)-N-secondary-butylphosphorothioamidate and a phenoxy-type herbicide represented by the formula: ##SPC1## Wherein X, R and n are hereinafter defined, and a herbicidally acceptable inert carrier is disclosed.

Synergistic herbicidal composition comprising O-methyl or

A phosphorothionoamidate of the formula, ##SPC1## Wherein R.sub.1 is a C.sub.3 - C.sub.4 alkyl, R.sub.2 is a C.sub.1 - C.sub.4 alkyl, and n is an integer of 1 to 3, which is useful as a herbicide.

Phosphorothionoamidates

0-ALKYL-O-(3-methyl-6-nitrophenyl)-N-secondary butyl-phosphorothionoamidate, which possesses herbicidal properties.

Growing community of inventors

Toyonaka, Japan

Naganori Hino