| 摘要 |
Rodenticidal diphenylamine derivs.≮I; R =Me, Et, Pr; R1 = H, F, Cl, Br, I, CN, Me, NO2 or CF3; R2 = R5 = H, F, Cl, Br, No, Me or CF3, but are not both NO2; R3 = R4 = H, Me, F, Cl, Br Or CF3; with the provisos≉were prepd. by halogenation of compd. I(more than one of R1, R2, R5, is H). Title compds. are giving delaed kill at low concns. (e.g. 10-500 ppm).
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