Brønsted acid catalyzed cascade benzannulation strategy for the concise synthesis of benzo[a]carbazoles is reported. Efficacy of the methodology was further validated by synthesizing structurally diverse, extensive π-conjugated carbazole based PAHs.
Brønsted酸催化的级
联苯环化策略用于简洁合成苯并[
a]
咔唑。该方法的有效性通过合成结构多样、具有广泛π共轭结构的基于
咔唑的多环
芳烃得到进一步验证。