Energy transfer photocatalysis: exciting modes of reactivity

S Dutta, JE Erchinger, F Strieth-Kalthoff… - Chemical Society …, 2024 - pubs.rsc.org
Excited (triplet) states offer a myriad of attractive synthetic pathways, including
cycloadditions, selective homolytic bond cleavages and strain-release chemistry …

Strain-release photocatalysis

P Bellotti, F Glorius - Journal of the American Chemical Society, 2023 - ACS Publications
The concept of strain in organic compounds is as old as modern organic chemistry and was
initially introduced to justify the synthetic setbacks along the synthesis of small ring systems …

ortho-Selective Dearomative [2π + 2σ] Photocycloadditions of Bicyclic Aza-Arenes

R Kleinmans, S Dutta, K Ozols, H Shao… - Journal of the …, 2023 - ACS Publications
Dearomative photocycloadditions are valuable chemical transformations, serving as an
efficient platform to create three-dimensional molecular complexity. However, the …

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 …

Energy-transfer-enabled dearomative cycloaddition reactions of indoles/pyrroles via excited-state aromatics

M Zhu, X Zhang, C Zheng, SL You - Accounts of Chemical …, 2022 - ACS Publications
Conspectus Exploring the enormous chemical space through an expedient building-up of
molecular diversity is an important goal of organic chemistry. The development of synthetic …

Photoredox-enabled dearomative [2π+ 2σ] cycloaddition of phenols

S Dutta, D Lee, K Ozols, CG Daniliuc… - Journal of the …, 2024 - ACS Publications
Dearomative photocycloaddition of monocyclic arenes is an appealing strategy for
comprehending the concept of “escape from flatland”. This brings the replacement of readily …

Energy-transfer-induced [3+ 2] cycloadditions of N–N pyridinium ylides

W Lee, Y Koo, H Jung, S Chang, S Hong - Nature Chemistry, 2023 - nature.com
Photocycloaddition is a powerful reaction to enable the conversion of alkenes into high-
value synthetic materials that are normally difficult to obtain under thermal conditions …

Recent strategies in the nucleophilic dearomatization of pyridines, quinolines, and isoquinolines

M Escolano, D Gaviña, G Alzuet-Piña… - Chemical …, 2024 - ACS Publications
Dearomatization reactions have become fundamental chemical transformations in organic
synthesis since they allow for the generation of three-dimensional complexity from two …

Photochemical dearomative cycloadditions of quinolines and alkenes: scope and mechanism studies

R Guo, S Adak, P Bellotti, X Gao… - Journal of the …, 2022 - ACS Publications
Photochemical dearomative cycloaddition has emerged as a useful strategy to rapidly
generate molecular complexity. Within this context, stereo-and regiocontrolled …

Energy-transfer photocatalysis for Minisci C–H (amino) alkylation of heteroarenes using oxime esters as dual-role reagents

J Xu, Y Zhang, R Xu, Y Wang, J Shen… - Organic Chemistry …, 2024 - pubs.rsc.org
Utilization of oxime esters as bifunctional reagents in energy-transfer photocatalysis has
received considerable attention. However, the reaction type is so far limited to the …