METHYL AND ISOPROPYL N-BENZOYL-N-(3-CHLORO-4-FLUOROPHENYL)-2-AMINOPROPIONATE,THEIR PREPARATION AND THEIR USE AS SELECTIVE HERBICIDES

摘要

1437711 N - Substituted aminopropionate SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV 4 Oct 1973 [6 Oct 1972 9 Feb 1973] 46223/72 and 6464/73 Heading C2C The invention comprises isopropyl or methyl N - benzoyl - N - (3 - chloro - 4 - fluorophenyl)- 2 - aminopropionate and their preparation by reacting isopropyl or methyl N-(3-chloro-4- fluorophenyl) - 2 - aminopropionate with a benzoyl halide. The invention includes herbicidal compositions comprising the compounds of the inventions together with suitable carriers and a method for combating wild oats in cereal crops by applying thereto the above compounds or compositions.