A theoretical insight into the internal H-bond and related rotational motion and proton transfer processes of 1-hydroxy-2-acetonaphthone in the S0 state

作者: Juan Angel Organero , Irene Garcı́a-Ochoa , Miquel Moreno , José Maria Lluch , Lucı́a Santos

DOI: 10.1016/S0009-2614(00)00924-6

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摘要: Abstract Ab initio calculations at the S 0 state of 1-hydroxy-2-acetonaphthone reveal existence several conformers that result from hydroxyl and acetyl groups rotation a coupled proton-transfer twisting motion on potential-energy surface. The most stable structure has an O–H...O=C internal H-bond. bulk effect stability structures was studied through continuum model. Specific interactions with two bridged molecules water lead to breaking making H-bonds stabilization rotamers.

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