Excited-state intramolecular proton transfer: A short introductory review

HC Joshi, L Antonov - Molecules, 2021 - mdpi.com
In this short review, we attempt to unfold various aspects of excited-state intramolecular
proton transfer (ESIPT) from the studies that are available up to date. Since Weller's …

Excited-state proton coupled charge transfer modulated by molecular structure and media polarization

AP Demchenko, KC Tang, PT Chou - Chemical Society Reviews, 2013 - pubs.rsc.org
Charge and proton transfer reactions in the excited states of organic dyes can be coupled in
many different ways. Despite the complementarity of charges, they can occur on different …

[HTML][HTML] Thermodynamic vs. kinetic control of excited-state proton transfer reactions

VI Tomin, AP Demchenko, PT Chou - Journal of Photochemistry and …, 2015 - Elsevier
Abstract The “Excited-State Intramolecular Proton Transfer”(ESIPT) reactions in a number of
organic fluorophores are among the fastest basic chemical reactions known so far and their …

Electrochromic modulation of excited-state intramolecular proton transfer: the new principle in design of fluorescence sensors

AS Klymchenko, AP Demchenko - Journal of the American …, 2002 - ACS Publications
Internal Stark effect (or internal electrochromy) consists of the shift of light absorption and
emission bands under the influence of electric field produced by proximal charges. In the …

Modulation of the solvent-dependent dual emission in 3-hydroxychromones by substituents

AS Klymchenko, VG Pivovarenko, T Ozturk… - New journal of …, 2003 - pubs.rsc.org
3-Hydroxychromones (3HCs) are fluorescent dyes, which respond to solvent perturbations
by shifts and changes in the relative intensity of the two well-separated bands in the …

Picosecond time-resolved fluorescence studies are consistent with reversible excited-state intramolecular proton transfer in 4 '-(dialkylamino)-3-hydroxyflavones

VV Shynkar, Y Mely, G Duportail… - The Journal of …, 2003 - ACS Publications
Picosecond time-resolved fluorescence spectroscopy has been applied to the studies of
excited-state intramolecular proton transfer (ESIPT) dynamics in two 4 '-(dialkylamino)-3 …

Evidence of ground-state proton-transfer reaction of 3-hydroxyflavone in neutral alcoholic solvents

PK Mandal, A Samanta - The Journal of Physical Chemistry A, 2003 - ACS Publications
Photophysical behavior of 3-hydroxyflavone (HF), a molecule that exhibits excited-state
intramolecular proton-transfer reaction and has been studied extensively in the past, has …

Enantioselective photocycloaddition mediated by chiral Brønsted acids: Asymmetric synthesis of the rocaglamides

B Gerard, S Sangji, DJ O'Leary… - Journal of the American …, 2006 - ACS Publications
Enantioselective syntheses of methyl rocaglate and the related natural products
rocaglamide and rocaglaol are outlined. The approach involves enantioselective [3+ 2] …

A biomimetic approach to the rocaglamides employing photogeneration of oxidopyryliums derived from 3-hydroxyflavones

B Gerard, G Jones, JA Porco - Journal of the American Chemical …, 2004 - ACS Publications
A unified biomimetic approach to the aglain− forbaglin− rocaglamide classes of natural
products is reported. The approach involves photogeneration of oxidopyryliums via excited …

Elimination of the hydrogen bonding effect on the solvatochromism of 3-hydroxyflavones

AS Klymchenko, VG Pivovarenko… - The Journal of …, 2003 - ACS Publications
We address the important, frequently discussed, and still unresolved question of the role of
solute− solvent hydrogen bonding in modulating the excited-state intramolecular proton …