| 摘要 |
This invention relates to new 2-pyrimidinyloxy-N-aryl-benzylamine derivatives, their preparation processes and uses as chemical herbicides in agriculture. The compound has the following structure: <CHEM> wherein, D or E is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 haloalkyl or C1-C4 haloalkoxy; R<1> is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy; R<2> is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 carbamyl, C1-C4 alkoxycarbonyl, C1-C4 haloalkyl, cyano, nitro, carboxy or its alkali metal, alkali earth metal and organbammonium salts, C1-C4 alkylamido, C1-C4 haloalkylamido, heterocyclic amido, benzamido or substituted benzamido, benzo or substituted benzo compounds; R<3> is hydrogen, C1-C4 alkanoyl, C1-C4 haloalkanoyl, benzoyl or C1-C4 alkoxyacetyl; X is H or N; n=1-3. |
