A novel FeCl3 mediated formal [2+2] cycloaddition/ring opening cascade of o-keto-cinnamates was developed for the synthesis of indenones. The reaction tolerates a broad range of functional groups, including bromide, chloride, amide, acid and ester groups.
一种新颖的FeCl
3介导的形式[2+2]环加成/环开环串联反应被开发用于合成
茚酮。该反应能容忍广泛的官能团,包括
溴化物、
氯化物、酰胺、酸和酯基团。