Nihon Nohyaku Co., Ltd.

Tetsuyoshi Nishimatsu

Kazuhiro Takagi

Tateki Nishida

Hiroshi Hamaguchi

Atsushi Kanaoka

Rikio Yamaguchi

Takashi Ohtani

Ectoparasitic insect pest controllers for animals, containing hydrazine derivatives of the general formula (I) as the active ingredient, and methods for application of the same: (I) [wherein A is (II), (III), (IV), (V) (wherein Rand Rare each H, Calkyl, or the like; and X is H, or one to five substituents selected from among halogeno and optionally halogenated Calkyl groups); Ris H or Calkyl; Rand Rare each H, OH, Calkyl, phenylcarbonyl, or the like; Y is H, or one to five substituents selected from among halogeno, nitro, and cyano; Z is halogeno, cyano, Calkyl, or the like; and W is O or S]. The insect pest controllers exert remarkable controlling effects on parasitic insect pests harmful to domestic or pet animals, e.g. fleas, lice, ticks.

Ectoparasitic insect pest controllers for animals and their usage

The present invention relates to a hydrazinecarboxamide derivative of the general formula (I) shown below: ##STR1## wherein the substituents are as defined in the specification, which has a wide insecticidal spectrum at a low dosage, a process for producing said derivative, and utilization of said derivative as an insecticide.

Hydrazinecarboxyamide derivatives, a process for production thereof and

Growing community of inventors

Kawachinagano, Japan

Tetsuyoshi Nishimatsu