Mitsui Chemicals Agro, Inc.

Sankyo Agro Company, Limited

Hiroyuki Ito

Yasushi Tamagawa

Harukazu Tanaka

Toshiaki Ohara

Hiroyuki Komai

Munetsugu Morimoto

Kota Fujiwara

A soil treating agent or a seed treating agent having excellent prevention effects against various plant pathogens (particularly against rice blast) is provided. A soil treating agent or seed treating agent, comprising one or more compounds of the general formula (Ia), (Ib) or (Ic): (wherein R, R: C-Calkyl (may be substituted), aryl (may be substituted), heteroaryl (may be substituted), aralkyl (may be substituted) and the like; R, R: H, C-Calkyl (may be substituted), halogen, C-Calkoxy and the like; X: halogen, C-Calkyl (may be substituted), C-Calkenyl (may be substituted), C-Calkynyl (may be substituted), aryl (may be substituted), heteroaryl (may be substituted), C-Calkoxy and the like; Y: halogen, C-Calkyl, C-Calkoxy, OH; n: 0 to 4; m: 0 to 6)or salts thereof as an active ingredient.

Soil treating agent or seed treating agent comprising quinoline compounds or salts thereof as active ingredient, or method for preventing plant diseases by using the same

The invention provides compounds which exert excellent fungicidal activities against various plant diseases and are useful as active ingredients of pesticides permitting the control of rice blast and so on even in low dosages. Compounds represented by the general formulae (1a) to (1d) or salts thereof: (1a) (1b) (1c) (or) (1d) wherein Rand Rare each Calkyl or the like; Rand Rare each hydrogen, halogeno, or the like; Ris hydrogen, Calkyl, or the like; X is halogeno, Calkyl, or the like; Y is halogeno, Calkyl, or the like; n is an integer of 0 to 4; and m is an integer of 0 to 6. 

3-(dihydro(tetrahydro)isoquinolin-1-yl)quinoline compound

Growing community of inventors

Shiga, Japan

Hiroyuki Ito