<span>More Than Spirobifluorene: Low-Cost, Stable and High-Performance </span><span>Spiro[</span><span>f</span><span>luorene-9,9′-xanthene] Derivatives for Organic Electronics</span>

has received great attention due to its unique structure and possesses wide applications in the field of material chemistry. Herein, we highlighted low-cost, stable and high-performance spiro[fluorene-9,9-xanthene] derivatives for organic electronics.