| 摘要 |
The present invention relates to a process for manufacturing 4-propargylated amino-benzoxazinones of formula (I),;;comprising the following steps:
step a) preparing propargyl chloride by reacting propargyl alcohol with thionyl chloride optionally in the presence of a catalyst; andstep b) reacting the propargyl chloride prepared in step (a) with a NH-benzoxazinone of formula (II);
wherein the variables are defined according to the description. |
