Nippon Soda Co., Ltd.

Junji Suzuki

Tomio Yamada

Renpei Hatano

Keiichi Ishimitsu

Haruhito Ohishi

Jun Mitsui

Masami Hatano

Shinichi Imaizumi

Nobuo Takakusa

Nobuo Takakusha

An insecticidal compound of the formula ##STR1## wherein A completes a 5 or 6 membered aromatic ring selected from the group pyridyl, pyridyl substituted with C.sub.1-5 alkyl, C.sub.1-5 haloalkyl, C.sub.1-5 alkoxy, C.sub.1-5 alkylthio, C.sub.1-5 alkylsulfonyl, cyano, halogen, phenoxy or C.sub.1-5 dialkylamino, pyrazinyl, pyrazinyl substituted with C.sub.1-5 alkyl or halogen, pyrazolyl substitited with C.sub.1-5 alkyl, pyridazyl substituted with halogen, or thiazolyl substituted with halogen or C.sub.1-5 alkyl;

Pyridine compouds which have useful insecticidal activity

Bicyclo[4,1,0]heptane-2,4-dion derivatives, its synthetic intermediates

Pyridine compounds which have useful insecticidal utility

Growing community of inventors

Odawara, Japan

Junji Suzuki