| 摘要 |
An N-phenylpyrazole derivative of the formula: <CHEM> wherein R<1> represents cyano, nitro or halogen; R<2> represents a group R<5>SO2, R<5>SO, or R<5>S in which R<5> represents alkyl, alkenyl or alkynyl unsubstituted or substituted by halogen; R<3> represents azido or hydrazino, or pyrrol-1-yl, pyrazol-1-yl, imidazol-1-yl, 1,2,4-triazol-4-yl, 1,2,4-triazol-1-yl, 1,2,3-triazol-1-yl, 1,2,3-triazol-2-yl, piperidino, pyrrolidino, morpholino or N-alkylpiperazino, which may be substituted by alkyl or phenyl; and R<4> represents phenyl substituted in the 2-position by fluorine, chlorine, bromine or iodine; in the 4-position by alkyl or alkoxy unsubstituted or substituted by halogen, or fluorine, chlorine, bromine or iodine; and unsubstituted or substituted in the 6-position by fluorine, chlorine, bromine or iodine and pesticidally acceptable acid addition salts thereof possess arthropodicidal, nematocidal, anthelmintic and anti-protozoal activity. |
