Ghosh, A; Srinivasan, A; Suresh, C H; Chandrashekar, T K
(Wiley, 2016-08-01)
The synthesis of fused and nonfused core-modified 40π nonaphyrins are reported. Spectroscopic and X-ray structural studies reveal a twisted figure-eight conformation in the freebase form that is nonaromatic. Structural ...