| 摘要 |
O-Alkyl-O-(N,N-dimethylformamidino)-phenylthionophosphonic acid diesters of the formula <IMAGE> (I) in which R1 is alkyl with 1 to 6 carbon atoms, R2 is alkyl with 1 to 6 carbon atoms or phenyl, R each independently is a halogen atom or a nitro group, and N IS 0, 1, 2, 3 OR 4, WHICH POSSESS ARTHROPODICIDAL PROPERTIES.
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