| 摘要 |
Oxiamide derivs for plant protection Cpds. of formula (I): R-O-CX-N-C=O R'-O-CX-N-C=O (I) where R, R' =haloalkyl, opt. substd. aromatic group, which may be attached to a heterocyclic residue or contain a bridging group, R and R' being different and X is halogen, may be prepd by reacting R-O-CX-N-CO-CO-X with R'-OCN at -20 to 120 degrees C, opt. in an inert solvent. |
