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
Controlling the S1 Energy Profile by Tuning Excited-State Aromaticity.
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DOI: 10.1021/jacs.0c05611
Abstract: The shape of the lowest singlet excited state (S1) energy profile is of primary importance in photochemistry and related materials science areas. Here we demonstrate a new approach for controlling the shape of the S1… read more here.
Keywords: energy profile; excited state; state aromaticity; energy ... See more keywords
Porphyrinoids, a unique platform for exploring excited-state aromaticity.
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Society reviews"
DOI: 10.1039/d1cs00742d
Abstract: Recently, Baird (anti)aromaticity has been referred to as a description of excited-state (anti)aromaticity. With the term of Baird's rule, recent studies have intensively verified that the Hückel aromatic [4n + 2]π (or antiaromatic [4n]π) molecules… read more here.
Keywords: state aromaticity; aromaticity; baird; state ... See more keywords