Nihon Nohyaku Co., Ltd.

Masayuki Kimura

Masahiro Uehara

Masanori Yoshida

Kenji Tsubata

Shinsuke Fujioka

Masayuki Morimoto

Toshiaki Shimizu

Masamitsu Watanabe

The present invention relates to substituted aminoquinazolinone (thione) derivatives or salts thereof, intermediates thereof for preparing the same, pest controller compositions and methods for using the same, where in particular, the compounds of the present invention, having the substituents in the phenyl group which belongs to the quinazolinone ring, possess superior insecticidal effects at low dosage and more particularly, the novel aminoquinazolinone derivatives having bromine atom, iodine atom, perfluoroalkyl group, perfluoroalkoxy group or the like in the quinazoline ring possess excellent insecticidal activities.

Substituted aminoquinazolinone (thione) derivatives or salts thereof, intermediates thereof, and pest controllers and a method for using the same

There are disclosed a compound represented by the general formula (I): ##STR1## (wherein R, R.sup.1, X, Y and n are as defined in the specification), a pest controller containing said compound as an active ingredient, a pest control method using said controller, and an intermediate for producing the compound of the above general formula (I).

Substituted aminoquinazolinone (thione) derivatives or salts thereof,

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Kawachinagano, Japan

Masayuki Kimura