N-(2,6-Difluorobenzoyl-N-'-(2-fluoro-4-halophenyl)urea

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...

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564 44, C07C12722, A01N 4728

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active

045646392

ABSTRACT:
A urea derivative of the general formula, ##STR1## (wherein X is a halogen), which has higher insecticidal activity than known similar compounds, with lowered toxicity to mammals and fishes. The derivative can be produced by reacting 2-fluoro-4-haloaniline with 2,6-difluorobenzoyl isocyanate or reacting 2-fluoro-4-halo-phenylisocyanate with 2,6-difluorobenzamide.

REFERENCES:
patent: 3933908 (1976-06-01), Wellinger et al.
patent: 3989842 (1976-11-01), Wellinger et al.
patent: 4085226 (1978-04-01), Sirrenberg et al.
patent: 4243680 (1981-01-01), Taylor
patent: 4276310 (1981-06-01), Sirrenberg et al.

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