Thioxanthone: a powerful photocatalyst for organic reactions

NF Nikitas, PL Gkizis, CG Kokotos - Organic & Biomolecular Chemistry, 2021 - pubs.rsc.org
Photoorganocatalysis has been recognised by the organic chemistry community as an
important part of photochemistry and catalysis. In general, aromatic ketones constitute key …

Thioxanthone in apolar solvents: ultrafast internal conversion precedes fast intersystem crossing

R Mundt, T Villnow, CT Ziegenbein, P Gilch… - Physical Chemistry …, 2016 - pubs.rsc.org
The photophysics of thioxanthone dissolved in cyclohexane was studied by femtosecond
fluorescence and transient absorption spectroscopy. From these experiments two time …

Ultrafast Time-Resolved Study of Photophysical Processes Involved in the Photodeprotection of p-Hydroxyphenacyl Caged Phototrigger Compounds

C Ma, WM Kwok, WS Chan, P Zuo… - Journal of the …, 2005 - ACS Publications
A combined femtosecond Kerr gated time-resolved fluorescence (fs-KTRF) and picosecond
Kerr gated time-resolved resonance Raman (ps-KTR3) study is reported for two p …

Thioxanthone based water-soluble photoinitiators for acrylamide photopolymerization

DK Balta, G Temel, M Aydin, N Arsu - European Polymer Journal, 2010 - Elsevier
The two water-soluble thioxanthone-based 2-(carboxymethoxy) thioxanthone, 1A and 2-
thioxanthone-thioacetic acid sodium salts, 2A were synthesized and characterized by …

Ultrafast quenching of the xanthone triplet by energy transfer: new insight into the intersystem crossing kinetics

H Satzger, B Schmidt, C Root, W Zinth… - The Journal of …, 2004 - ACS Publications
The formation and quenching of the triplet state of xanthone are studied by femtosecond
techniques. As revealed by femtosecond fluorescence spectroscopy, the primarily excited …

Solvent dependence of the intersystem crossing kinetics of thioxanthone

C Ley, F Morlet-Savary, P Jacques, JP Fouassier - Chemical Physics, 2000 - Elsevier
Intersystem crossing (ISC) of thioxanthone is investigated in a large number of solvents by
employing picosecond pump–probe spectroscopy. The measurement of ISC rate constants …

Chimeric behavior of excited thioxanthone in protic solvents: I. experiments

T Villnow, G Ryseck, V Rai-Constapel… - The Journal of …, 2014 - ACS Publications
The photophysics of thioxanthone (TX) dissolved in methanol (MeOH) and 2, 2, 2,-
trifluoroethanol (TFE) was studied by time-resolved fluorescence and absorption …

On the unusual fluorescence properties of xanthone in water

B Heinz, B Schmidt, C Root, H Satzger… - Physical Chemistry …, 2006 - pubs.rsc.org
Photo-excited xanthone is known to undergo ultrafast intersystem crossing (ISC) in the 1 ps
time domain. Correspondingly, its fluorescence quantum yield in most solvents is very small …

Pure organic phosphorescent scintillator for glucose metabolism regulation-enhanced low-dose X-ray-induced photodynamic therapy

X Zhang, Y Wen, B Du, Y Huang, Y Liu, R Zhang, L Li… - Nano Today, 2024 - Elsevier
X-ray-induced photodynamic therapy (X-PDT) leverages the penetration power of X-rays to
generate reactive oxygen species (ROS) within deep tissues for cancer treatment, merging …

Nanosecond Laser Flash Photolysis Study of the Photochemistry of 2-Alkoxy Thioxanthones

JF Rodrigues, FA Silva… - Journal of the Brazilian …, 2024 - SciELO Brasil
Laser flash photolysis studies (λ= 355 nm) on the characterization and reactivity for the triplet
excited state of 2-methoxythioxanthone, 2-benzyloxythioxanthone, and 2-(n-propoxy) …