fig6
Figure 6. Schematic representation of the synthesis mechanism of large-pore dpp-TAPB COF. Reproduced with permission from ref.[29]. Copyright © 2021 The Authors. Published by American Chemical Society. This publication is licensed under CC-BY 4.0. TAPB: 1,3,5-tris(4-aminophenyl) benzene; COF: covalent organic framework.