Process and intermediates for the manufacture of herbicidal 1-{[2-(cyclopropylcarbonyl)phenyl]sulfamoyl}-3-(4,6-dialkoxy-2-pyrimidinyl)urea compounds.

摘要

There is provided an effective and efficient, three step process for the manufacture of crop-selective, herbicidal 1-{[2-(cyclopropylcarbonyl)phenyl]sulfamoyl}-3-(4,6-dialkoxy-2-pyrimidinyl)urea compounds, and an intermediate for use therein.