1,2,4-OXADIAZOLE OXYACETAMIDE DERIVATIVE

摘要

1,2,4-Oxadiazole oxiacetamide derivs. of formula (I) are new. In (I), R1=C1-4 alkyl, benzyl or allyl; R2= phenyl, substd. phenyl, benzyl, C2-4 alkyl, cyclic alkyl, allyl or NR1R2= piperidino, alkyl substd. piperidino, pyrrolidino or morpholidino; X=H, Cl, methyl, trifluoromethyl or nitro; Y=H, Cl, trifluoromethyl or methoxy; Z=H, Cl or methyl. The cpds. (I) are selective herbicidal cpds. with less chemical injury to paddy and upland rice plants.