Photoremovable protecting groups in chemistry and biology: reaction mechanisms and efficacy

P Klán, T Solomek, CG Bochet, A Blanc… - Chemical …, 2013 - ACS Publications
Photoremovable Protecting Groups in Chemistry and Biology: Reaction Mechanisms and
Efficacy | Chemical Reviews ACS ACS Publications C&EN CAS Find my institution Log In …

A combined laser flash photolysis, density functional theory and atoms in molecules study of the photochemical hydrogen abstraction by pyrene-4, 5-dione

NC de Lucas, MM Elias, CL Firme, RJ Corrêa… - … of Photochemistry and …, 2009 - Elsevier
The photochemical hydrogen abstraction reaction of pyrene-4, 5-dione (3) has been
investigated by laser flash photolysis. Excitation (λ= 355nm) of a degassed solution of 3 in …

Synthesis, characterization, DNA binding and cleaving properties of photochemically activated phenanthrene dihydrodioxin

AA Tikhomirova, NA Tcyrulnikov, RM Wilson - Journal of Photochemistry …, 2019 - Elsevier
Dihydrodioxin compounds are formed upon visible light irradiation of a mixture of an ortho-
quinone and a substituted alkene. The reverse photochemical reaction can result in the …

Pyrene-assisted efficient photolysis of disulfide bonds in DNA-based molecular engineering

M You, Z Zhu, H Liu, B Gulbakan, D Han… - … applied materials & …, 2010 - ACS Publications
An efficient pyrene-assisted method has been developed for the photolysis of disulfide
bonds, with 77% of disulfides cleaved after only 20 min of irradiation (0.3 W) at 350 nm. By …

A concise method to prepare novel fused heteroaromatic diones through double Friedel–Crafts acylation

W Chen, SY Tan, Y Zhao, Q Zhang - Organic Chemistry Frontiers, 2014 - pubs.rsc.org
This paper explored the intramolecular double Friedel–Crafts acylation strategy in
approaching different types of novel fused heteroaromatic diones (12 samples using 2, 2 …

Fotoquímica de naftoquinonas

NC de Lucas, ABB Ferreira… - Revista Virtual de …, 2015 - rvq-sub.sbq.org.br
As quinonas estão amplamente disseminadas nos organismos vivos, estão presentes em
medicamentos e são usadas como reagentes pelos químicos. Na natureza, certas …

A pyrene dihydrodioxin with pyridinium “arms”: A photochemically active DNA cleaving agent with unusual duplex stabilizing and electron trapping properties

EF Khisamutdinov, AE Shamaev, KE Karabaeva… - … of Photochemistry and …, 2015 - Elsevier
Pyrene dihydrodioxins (PDHD) comprise effective DNA intercalation agents that are masked
ortho-quinones, which can be released by near ultraviolet or visible irradiation. We have …

DNA photocleavage and biological activity of a pyrene dihydrodioxin

ET Mack, D Birzniece, DR Veach, W Coyle… - Bioorganic & medicinal …, 2005 - Elsevier
A pyrene dihydrodioxin has been synthesized, shown to bind to duplex DNA by
intercalation, and cleave the ϕX 174 supercoiled plasmid upon irradiation with UV light. This …

Preparation and Reactivity of Biomass‐Derived Dihydro‐Dioxins

JRD Montgomery, K Kempf, DM Miles‐Barrett… - …, 2019 - Wiley Online Library
The depolymerization of the biopolymer lignin can give pure aromatic monomers but
selective catalytic approaches remain scarce. Here, an approach was rerouted to deliver an …

A photochemical study of the triplet excited state of pyrene-4, 5-dione and pyrene-4, 5, 9, 10-tetrone derivatives

RI Teixeira, SJ Garden, NC de Lucas - Journal of Photochemistry and …, 2020 - Elsevier
The present study details the use of nanosecond laser transient absorption spectroscopy to
investigate the reactivity of the triplet excited states of pyrene-4, 5-dione and pyrene-4, 5, 9 …