DFT and TD-DFT calculations {were|had been|have been} performed to rationalize the {relationship|partnership|connection} {between|in between|among|amongst|involving} UV-Visible absorption and emission spectraand the nature and position of a substituent {on the|around the} heteroaromatic pyrido[2,{3|three},4-kl]acridine skeleton. Studying the variation of electron density and partial charges {between|in between|among|amongst|involving} the ground state {and the|and also the|as well as the|along with the|plus the} {first|initial|very first|1st|initially} excited state, we describe {here|right here} a quantitative {method|technique|approach|strategy|system|process} to predict the modulation of UV-Visible spectroscopic properties {depending|based} {on the|around the} nature {and the|and also the|as well as the|along with the|plus the} position of a substituent. Fmoc-Bip(4,4′)-OH site 22112-84-1 Price PMID:22943596

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