G-quadruplexes and G-quadruplex ligands: targets and tools in antiviral therapy

E Ruggiero, SN Richter - Nucleic acids research, 2018 - academic.oup.com
Abstract G-quadruplexes (G4s) are non-canonical nucleic acids secondary structures that
form within guanine-rich strands of regulatory genomic regions. G4s have been extensively …

ortho-Quinone methide (o-QM): a highly reactive, ephemeral and versatile intermediate in organic synthesis

MS Singh, A Nagaraju, N Anand, S Chowdhury - RSC advances, 2014 - pubs.rsc.org
Since its first observation in 1907, ortho-quinone methide (o-QM) has occupied a strategic
place within the framework of reactive intermediates in organic synthesis. In recent years, o …

ortho‐Quinone Methides in Natural Product Synthesis

NJ Willis, CD Bray - Chemistry–A European Journal, 2012 - Wiley Online Library
Abstract ortho‐Quinone methides (o‐QMs) are emerging as highly useful intermediates, the
inherent reactivity of which can be used in linchpin reactions for the construction of complex …

Applications of ortho-Quinone Methide Intermediates in Catalysis and Asymmetric Synthesis

TP Pathak, MS Sigman - The Journal of organic chemistry, 2011 - ACS Publications
Ortho-quinone methides are important synthetic intermediates and widely implicated in
biological processes. In this Synopsis, recent advances concerning the synthesis and utility …

Brønsted Acid‐Catalyzed, Highly Enantioselective Addition of Enamides to In SituGenerated ortho‐Quinone Methides: A Domino Approach to Complex …

S Saha, C Schneider - Chemistry–A European Journal, 2015 - Wiley Online Library
The highly enantioselective conjugate addition of enamides and enecarbamates to in situ‐
generated ortho‐quinone methides, upon subsequent N, O‐acetalization, gives rise to …

A mild method for generation of o-quinone methides under basic conditions. The facile synthesis of trans-2, 3-dihydrobenzofurans

MW Chen, LL Cao, ZS Ye, GF Jiang… - Chemical …, 2013 - pubs.rsc.org
A novel and efficient method for the generation of o-quinone methide intermediates was
developed from the readily available 2-tosylalkylphenols under the mild basic conditions …

Quinone methides tethered to naphthalene diimides as selective G-quadruplex alkylating agents

M Di Antonio, F Doria, SN Richter… - Journal of the …, 2009 - ACS Publications
We have developed novel G-quadruplex (G-4) ligand/alkylating hybrid structures, tethering
the naphthalene diimide moiety to quaternary ammonium salts of Mannich bases, as …

Reactivity vs. selectivity of quinone methides: synthesis of pharmaceutically important molecules, toxicity and biological applications

K Ali, P Mishra, A Kumar, DN Reddy… - Chemical …, 2022 - pubs.rsc.org
Quinone methides (QMs) are considered to be highly reactive intermediates because of their
aromatization both in chemical and biological systems. Being highly accessible, quinone …

Photogeneration and reactivity of naphthoquinone methides as purine selective DNA alkylating agents

D Verga, M Nadai, F Doria, C Percivalle… - Journal of the …, 2010 - ACS Publications
A one-step protecting-group-free synthesis of both 6-hydroxy-naphthalene-2-carbaldehyde
and the bifunctional binaphthalenyl derivative afforded 6-hydroxymethylnaphthalen-2-ol, 6 …

Discovery and optimization of novel hydrogen peroxide activated aromatic nitrogen mustard derivatives as highly potent anticancer agents

W Chen, H Fan, K Balakrishnan, Y Wang… - Journal of Medicinal …, 2018 - ACS Publications
We describe several new aromatic nitrogen mustards with various aromatic substituents and
boronic esters that can be activated with H2O2 to efficiently cross-link DNA. In vitro studies …