Acids 4 - cyano - 4 - (3-fluorophenyl) - 3 - fenila replaced) butiricos, esters and derivatives thereof, compounds, processes for controlling selectively the vegetation indesejavel in rice.Wheat and barley and to prepare erythro / Treo got 4 - cyano - (3 - (P - 3-fluorophenyl) - 4 - (M - 3-fluorophenyl) butyrate

摘要

The invention relates to selective herbicidal 4-cyano-4-(fluorophenyl)-3-(substituted-phenyl)butyric acids, esters and derivatives thereof, and a method of selectively controlling undesirable vegetation in rice therewith.