| abstract |
2-aryl-3-amido-1,3-benzoxazine compounds with general formula (I) and preparation method thereof: Where R is phenyl, C1 -C3 alkylphenyl, C1-C3 alkoxyphenyl, phenyl C1-C3 alkylene, C1-C3 alkylphenyl C1-C3 alkylene, or C1- C3 alkoxyphenyl C1-C3 alkylene. The compounds have good bactericidal activity against crop pathogens and are suitable for use as pesticides. |