4-Amino-5-fluoro-3-chloro-6-(substituted)picolinates are prepared from trifluoroacetic acid, p-methoxyaniline, a 3,3-dialkoxyprop-1-yne and a substituted methylene amine by a series of steps.
4-
氨基-5-
氟-3-
氯-6-(取代基)
吡啶甲酸盐是通过一系列步骤从
三氟乙酸、对
甲氧基苯胺、3,3-二烷氧基丙-1-炔和取代亚甲基胺制备而成。