Is Excited-State Aromaticity a Driving Force for Planarization of Dibenzannelated 8π-Electron Heterocycles?
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DOI: 10.1002/cplu.201900066
Abstract: Compounds with dibenzannelated heterocycles with eight π-electrons are found in a range of applications. These molecules often adopt a bent structure in the ground state (S0 ) but can become planar in the first excited… read more here.
Keywords: excited state; aromaticity driving; state aromaticity; state ... See more keywords