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 …

Metal-free amino (hetero) arylation and aminosulfonylation of alkenes enabled by photoinduced energy transfer

XK Qi, MJ Zheng, C Yang, Y Zhao… - Journal of the American …, 2023‏ - ACS Publications
β-(Hetero) arylethylamines are privileged structural motifs found in many high-value organic
molecules, including pharmaceuticals and natural products. To construct these important …

EnT-mediated N–S bond homolysis of a bifunctional reagent leading to aliphatic sulfonyl fluorides

JE Erchinger, R Hoogesteger, R Laskar… - Journal of the …, 2023‏ - ACS Publications
Sulfur (VI) fluoride exchange (SuFEx) gives rise to a plethora of high-valent sulfur linkages;
however, the availability of (aliphatic) sulfonyl fluoride manifolds lag behind, owing to the …

γ-Amino alcohols via energy transfer enabled brook rearrangement

R Laskar, S Dutta, JC Spies, P Mukherjee… - Journal of the …, 2024‏ - ACS Publications
In the long-standing quest to synthesize fundamental building blocks with key functional
group motifs, photochemistry in the recent past has comprehensively established its …

Modular assembly of arenes, ethylene and heteroarenes for the synthesis of 1, 2-arylheteroaryl ethanes

T Liu, T Li, ZY Tea, C Wang, T Shen, Z Lei, X Chen… - Nature Chemistry, 2024‏ - nature.com
Abstract The 1, 2-arylheteroaryl ethane motif stands as a privileged scaffold with promising
implications in drug discovery. Conventional de novo syntheses of these molecules have …

Metal-free photoinduced acylboration of [1.1. 1] propellane via energy transfer catalysis

S Kim, H Oh, W Dong, J Majhi, M Sharique… - ACS …, 2023‏ - ACS Publications
Highly strained 1, 3-disubstituted bicyclo [1.1. 1] pentanes (BCPs) have been established as
bioisosteres of para-disubstituted benzene because they impart valuable pharmacokinetic …

Regiospecific Alkene Aminofunctionalization via an Electrogenerated Dielectrophile

DE Holst, C Dorval, CK Winter, IA Guzei… - Journal of the …, 2023‏ - ACS Publications
Modular strategies to rapidly increase molecular complexity have proven immensely
synthetically valuable. In principle, transformation of an alkene into a dielectrophile presents …

Three-component photochemical 1, 2, 5-trifunctionalizations of alkenes toward densely functionalized lynchpins

F Paulus, C Stein, C Heusel, TJ Stoffels… - Journal of the …, 2023‏ - ACS Publications
Radical remote 1, n-difunctionalization reactions (n> 2) of alkenes are powerful tools to
efficiently introduce functional groups with selected distances into target molecules. Among …

Electrochemical Ni‐Catalyzed Decarboxylative C(sp3)−N Cross‐Electrophile Coupling

YM Cai, XT Liu, LL Xu, M Shang - … Chemie International Edition, 2024‏ - Wiley Online Library
A new electrochemical transformation is presented that enables chemists to couple simple
alkyl carboxylic acid derivatives with an electrophilic amine reagent to construct C (sp3)− N …

Reductive cross-coupling of olefins via a radical pathway

W Zhou, IA Dmitriev, P Melchiorre - Journal of the American …, 2023‏ - ACS Publications
Olefins are widely available at low costs, which explains the usefulness of develo** new
methods for their functionalization. Here we report a simple protocol that uses a photoredox …