abstract |
The invention discloses a spirocyclic fluorenindenedione compound and a preparation method and application thereof. The spirocyclic fluorenindenedione compound of the present invention is a spirocyclic fluorenindenedione compound with novel and diversified structures, which can be used in the fields of organic dyes and organic optoelectronic materials. The preparation method of the spirocyclic fluorenindenedione compound of the present invention is simple and rapid, has a high safety factor, and obviously improves the yield, and can be used for production industrialization. |