Nippon Soda Co., Ltd.

Yoshihiko Hirono

Hisao Ishikawa

Isao Iwataki

Mikio Sawaki

Shozo Yamada

Saburo Kano

Osami Nomura

Yasushi Yasuda

Kuniyasu Maeda

Takashi Okabe

Mitsuo Asada

Daigaku Takiguchi

Akiharu Fujino

Various substituted cyclohexane-1,3-diones are useful as herbicides. An exemplary species is 2-[1-(allyloxyamino)propylidene]-5,5-dimethylcyclohexane-1,3-dione.

Cyclohexane derivatives

A compound of the general formula ##STR1## WHEREIN R.sub.1 is lower alkyl having six or less carbon atoms,

Substituted cyclohexene esters

A compound of the general formula ##STR1## wherein R.sub.1 is lower alkyl,

Oxacyclohexane derivatives

A compound of the formula ##SPC1## Wherein

2-Cyclohexene-1-one derivatives

A compound of the formula ##SPC1## Wherein X is hydrogen or halogen:

Herbicidal composition of 3,4-dihydro-2H-pyrane-2,4-diones and methods

Pyran-2,4-dione derivatives

Benzothiazole derivatives of the general formula: ##SPC1## Wherein R is chlorine atom, alkyl having from 1 to 4 carbon atoms or methoxy; are useful as selective herbicide.

Combating weeds in rice with benzothiazole derivatives

A selective herbicidal composition comprising an effective amount of a compound of the formula ##SPC1## Wherein R is selected from the group consisting of isopropyl and tertbutyl.

Selective herbicides

Various substituted cyclohexane-1,3-diones are useful as herbicides. An exemplary species is 2-[1-(allyloxyamino)propylidene]5,5-dimethylcyclohexane-1,3-dione.

Growing community of inventors

Hiratsuka, Japan

Yoshihiko Hirono