Data underlying the figures in the publication “An Ortho-Tetraphenylene-Based «Geländer»-Architecture Consisting Exclusively of 52 sp2 Hybridized C-Atoms”, published in Chem-Eur. J., 2021. https://doi.org/10.1002/chem.202101968 Table of contents: 1. Figure 2; Zip file containing the .fid files for the NMR of compounds 1 and 2, and the mesrenova file for Figure 1. 2. Figure 4; Zip file containing the numerical data of the graphs in Figure 4: UV-vis and CD spectra of the two enantiomers (Figure 4a and 4b) and comparison of the simulated and the recorded CD spectra of the P-enantiomers (Figure 4c and 4d).