Using singlet oxygen to synthesize natural products and drugs

AA Ghogare, A Greer - Chemical reviews, 2016 - ACS Publications
This Review describes singlet oxygen (1O2) in the organic synthesis of targets on possible
1O2 biosynthetic routes. The visible-light sensitized production of 1O2 is not only useful for …

Biologically active γ-lactams: synthesis and natural sources

J Caruano, GG Muccioli, R Robiette - Organic & biomolecular …, 2016 - pubs.rsc.org
The γ-lactam moiety is present in a large number of natural and non-natural biologically
active compounds. The range of biological activities covered by these compounds is very …

Photoredox-catalyzed diastereoselective dearomative prenylation and reverse-prenylation of electron-deficient indole derivatives

X Chang, F Zhang, S Zhu, Z Yang, X Feng… - Nature …, 2023 - nature.com
Prenylated and reverse-prenylated indolines are privileged scaffolds in numerous naturally
occurring indole alkaloids with a broad spectrum of important biological properties …

Quinoline-based antimalarial hybrid compounds

S Vandekerckhove, M D'hooghe - Bioorganic & medicinal chemistry, 2015 - Elsevier
Quinoline-containing compounds, such as quinine and chloroquine, have a long-standing
history as potent antimalarial agents. However, the increasing resistance of the Plasmodium …

Enantioselective Michael/Cyclization Reaction Sequence: Scaffold‐Inspired Synthesis of Spirooxindoles with Multiple Stereocenters

Y Cao, X Jiang, L Liu, F Shen, F Zhang… - Angewandte Chemie …, 2011 - infona.pl
A‐spiro‐ing: The title reaction of α‐isothiocyanato imides and methyleneindolinones has
been realized for the first time using 1 as the catalyst. This newly developed synthetic …

Asymmetric Alkenyl C−H Functionalization by CpxRhIII forms 2H‐Pyrrol‐2‐ones through [4+1]‐Annulation of Acryl Amides and Allenes

SG Wang, Y Liu, N Cramer - Angewandte Chemie, 2019 - Wiley Online Library
An efficient CpxRhIII‐catalyzed enantioselective alkenyl C− H functionalization/[4+ 1]
annulation of acryl amides and allenes is reported. The described transformation provides …

Expanding the range of 'druggable'targets with natural product-based libraries: an academic perspective

RA Bauer, JM Wurst, DS Tan - Current opinion in chemical biology, 2010 - Elsevier
Existing drugs address a relatively narrow range of biological targets. As a result, libraries of
drug-like molecules have proven ineffective against a variety of challenging targets, such as …

Recent progress towards transition metal-catalyzed synthesis of γ-lactams

LW Ye, C Shu, F Gagosz - Organic & Biomolecular Chemistry, 2014 - pubs.rsc.org
The occurrence of the γ-lactam unit in the framework of various biologically active
compounds has greatly contributed to the design and development of new synthetic …

Catalytic access to carbocation intermediates via nitrenoid transfer leading to allylic lactams

SY Hong, D Kim, S Chang - Nature Catalysis, 2021 - nature.com
Carbocation intermediacy is postulated in numerous organic transformations and provides
the foundation for retrosynthetic logics in chemical synthesis. Although a number of catalytic …

Antimicrobial strategies effective against infectious bacterial biofilms

M Simoes - Current medicinal chemistry, 2011 - ingentaconnect.com
Bacteria are able to adapt to undesirable changes in nutrient availability, environmental
conditions and presence of antimicrobial products, as well as to immunological defenses …