Transforming a chemically labile [2+3] imine cage into a robust carbamate cage.

@article{Hu2017TransformingAC,
  title={Transforming a chemically labile [2+3] imine cage into a robust carbamate cage.},
  author={Xin-Yue Hu and Wen-shan Zhang and F. Rominger and Irene U. Wacker and Rasmus R. Schr{\"o}der and Michael Mastalerz},
  journal={Chemical communications},
  year={2017},
  volume={53 61},
  pages={8616-8619}
}
The synthesis of a highly acid and base-stable shape-persistent porous carbamate cage is presented. This cage is stable even in hot (100 °C) 1 M hydrochloric acid (pH = 0) or in concentrated hydrochloric acid (pH = -1) at room temperature without decomposition.