Organic photoredox catalysis

NA Romero, DA Nicewicz - Chemical reviews, 2016 - ACS Publications
In this review, we highlight the use of organic photoredox catalysts in a myriad of synthetic
transformations with a range of applications. This overview is arranged by catalyst class …

Cross-coupling reactions using samarium (II) iodide

M Szostak, NJ Fazakerley, D Parmar… - Chemical …, 2014 - ACS Publications
Since its introduction to organic synthesis in 1977 by Kagan, 1, 2 samarium (II) iodide (SmI2,
Kagan's reagent) has gained the status of one of the most versatile single-electron transfer …

Redox-tag processes: Intramolecular electron transfer and its broad relationship to redox reactions in general

Y Okada, K Chiba - Chemical reviews, 2017 - ACS Publications
Explosive growth in the use of open shell reactivity, including neutral radicals and radical
ions, in the field of synthetic organic chemistry has been observed in the past decade …

Total synthesis of complex terpenoids employing radical cascade processes

K Hung, X Hu, TJ Maimone - Natural product reports, 2018 - pubs.rsc.org
Covering: 2011–2017 Radical cyclizations have a rich history in organic chemistry and have
been particularly generous to the field of natural product synthesis. Owing to their ability to …

Recent advances in titanium radical redox catalysis

T McCallum, X Wu, S Lin - The Journal of Organic Chemistry, 2019 - ACS Publications
New catalytic strategies that leverage single-electron redox events have provided chemists
with useful tools for solving synthetic problems. In this context, Ti offers opportunities that are …

Convergent strategies in total syntheses of complex terpenoids

D Urabe, T Asaba, M Inoue - Chemical Reviews, 2015 - ACS Publications
One of the largest classes of naturally occurring bioactive compounds, the terpenoids, is of
extraordinary pharmacological importance. 1, 2 The sphere of activity of terpenoids covers …

Stereocontrolled radical bicyclizations of oxygenated precursors enable short syntheses of oxidized abietane diterpenoids

D Vrubliauskas, BM Gross… - Journal of the American …, 2021 - ACS Publications
The power of cation-initiated cyclizations of polyenes for the synthesis of polycyclic
terpenoids cannot be overstated. However, a major limitation is the intolerance of many …

Site-selective functionalization of linear diterpenoids through U-shaped folding in a confined artificial cavity

H Takezawa, T Kanda, H Nanjo… - Journal of the American …, 2019 - ACS Publications
Even flexible linear substrates are conformationally fixed within the hydrophobic confined
cavities of enzymes. This enables preorganization of the substrates and their positioning in …

A remote C–C bond cleavage–enabled skeletal reorganization: Access to medium-/large-sized cyclic alkenes

L Li, ZL Li, QS Gu, N Wang, XY Liu - Science Advances, 2017 - science.org
Although great success has been achieved in selective C–C bond cleavage via the
intramolecular radical remote migration process of several carbon-based groups, the …

Metal‐Catalyzed β‐Functionalization of Michael Acceptors through Reductive Radical Addition Reactions

J Streuff, A Gansäuer - Angewandte Chemie International …, 2015 - Wiley Online Library
Transition‐metal‐catalyzed radical reactions are becoming increasingly important in modern
organic chemistry. They offer fascinating and unconventional ways for connecting molecular …