Insecticidal use of ureas and thioureas

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514584, 514585, 514586, 514582, 514594, 514595, A01N 4364, A01N 4728

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active

046070443

ABSTRACT:
Certain organic compounds derived from urea or thiourea having insectical activity and methods of their preparation are disclosed. The compounds according to the invention have been found to interfere with the mechanism of metamorphoses which occurs in insects. Hence the substances according to the invention are specifically active against insects. Owing to this specificity and because of the absence of phytotoxicity effects, the compounds of this invention are of prime importance.

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