Surface synthesis goes 3D
By cycloaddition between C60 and aromatic compounds, covalent bonds are built perpendicular to the surface, enabling precise bottom-up construction of 3D organic architectures from 2D molecular networks.
Ding, Pengcheng · Wang, Shaoshan · Mattioli, Cristina · Li, Zhuo · Shi, Guoqiang · Sun, Ye · Gourdon, André · Kantorovich, Lev N. · Besenbacher, Flemming · Rosei, Federico · Yu, Miao
Nature Communications 2023
Adduct shows frozen orientation and distinct sub-molecular feature at room temperature
Covalent coupling perpendicular to the surface via [4+2] cycloaddition upon thermal activation
Further lateral covalent bonding via [2+2] cycloaddition