An Efficient Synthesis of Pyrroline-Fused Acridine Derivatives Catalyzed by Silica Sulfuric Acid.

@inproceedings{Hu2015AnES,
  title={An Efficient Synthesis of Pyrroline-Fused Acridine Derivatives Catalyzed by Silica Sulfuric Acid.},
  author={Ming‐Hua Hu and Wei Lin and Cheng-Pao Cao and Zhi‐Bin Huang and Daqing Shi},
  year={2015}
}
The title compounds (III) and (V) are efficiently obtained by cascade reaction of isatins with enaminones.