Metallaphotoredox: the merger of photoredox and transition metal catalysis

AY Chan, IB Perry, NB Bissonnette, BF Buksh… - Chemical …, 2021 - ACS Publications
The merger of photoredox catalysis with transition metal catalysis, termed
metallaphotoredox catalysis, has become a mainstay in synthetic methodology over the past …

Visible light-driven radical-mediated C–C bond cleavage/functionalization in organic synthesis

XY Yu, JR Chen, WJ Xiao - Chemical Reviews, 2020 - ACS Publications
Thermal C–C bond cleavage reactions allow the construction of structurally diverse
molecular skeletons via predictable and efficient bond reorganizations. Visible light …

Photochemical intermolecular [3σ+ 2σ]-cycloaddition for the construction of aminobicyclo [3.1. 1] heptanes

Y Zheng, W Huang, RK Dhungana… - Journal of the …, 2022 - ACS Publications
The development of synthetic strategies for the preparation of bioisosteric compounds is a
demanding undertaking in medicinal chemistry. Numerous strategies have been developed …

Synthesis of polysubstituted 2-oxabicyclo [2.1. 1] hexanes via visible-light-induced energy transfer

Y Liang, R Kleinmans, CG Daniliuc… - Journal of the American …, 2022 - ACS Publications
Synthesis of bicyclic scaffolds has attracted growing interest because they are of high
importance in modern pharmaceutical development. Here we report a strategy to access …

Bicyclobutanes: from curiosities to versatile reagents and covalent warheads

CB Kelly, JA Milligan, LJ Tilley, TM Sodano - Chemical Science, 2022 - pubs.rsc.org
The unique chemistry of small, strained carbocyclic systems has long captivated organic
chemists from a theoretical and fundamental standpoint. A resurgence of interest in strained …

Put a ring on it: application of small aliphatic rings in medicinal chemistry

MR Bauer, P Di Fruscia, SCC Lucas… - RSC Medicinal …, 2021 - pubs.rsc.org
Aliphatic three-and four-membered rings including cyclopropanes, cyclobutanes, oxetanes,
azetidines and bicyclo [1.1. 1] pentanes have been increasingly exploited in medicinal …

Exploiting the sp2 character of bicyclo[1.1.1]pentyl radicals in the transition-metal-free multi-component difunctionalization of [1.1.1]propellane

W Dong, E Yen-Pon, L Li, A Bhattacharjee, A Jolit… - Nature …, 2022 - nature.com
Strained bicyclic substructures are increasingly relevant in medicinal chemistry discovery
research because of their role as bioisosteres. Over the last decade, the successful use of …

Catalytic formal [2π+ 2σ] cycloaddition of aldehydes with bicyclobutanes: expedient access to polysubstituted 2‐oxabicyclo [2.1. 1] hexanes

Y Liang, F Paulus, CG Daniliuc… - Angewandte Chemie …, 2023 - Wiley Online Library
Synthesis of bicyclic scaffolds has attracted tremendous attention because they are playing
an important role as saturated bioisosteres of benzenoids in modern drug discovery. Here …

Silver‐Catalyzed Dearomative [2π+ 2σ] Cycloadditions of Indoles with Bicyclobutanes: Access to Indoline Fused Bicyclo [2.1. 1] hexanes

L Tang, Y Xiao, F Wu, JL Zhou, TT Xu… - Angewandte Chemie …, 2023 - Wiley Online Library
Abstract Bicyclo [2.1. 1] hexanes (BCHs) are becoming ever more important in drug design
and development as bridged scaffolds that provide underexplored chemical space, but are …

An intramolecular coupling approach to alkyl bioisosteres for the synthesis of multisubstituted bicycloalkyl boronates

Y Yang, J Tsien, JME Hughes, BK Peters… - Nature …, 2021 - nature.com
Abstract Bicyclic hydrocarbons, and bicyclo [1.1. 1] pentanes (BCPs) in particular, are
playing an emerging role as saturated bioisosteres in pharmaceutical, agrochemical and …