3-Aryl-4-hydroxycoumarins have been obtained in satisfactory yields and selectivity through a Rh(II)-mediated arylation of diazocoumarin. The utility of this approach is demonstrated by synthesis of the natural product derrusnin.
3-芳基-
4-羟基
香豆素通过Rh(II)介导的二氮
香豆素芳基化反应获得了令人满意的产率和选择性。这种方法的实用性通过
天然产物德鲁斯宁的合成得到了证明。