The cost of quantum yield

JR Swierk - Organic Process Research & Development, 2023 - ACS Publications
The quantum yield (QY) of a photocatalytic reaction significantly influences its performance,
as reactions with low QYs require more intense light sources and longer illumination times to …

Cascade Cyclizations Triggered by Photochemically Generated Carbamoyl Radicals Derived from Alkyl Amines

GC Upreti, T Singh, D Chaudhary… - The Journal of Organic …, 2023 - ACS Publications
We report on a visible light-mediated cascade carbamoylation/cyclization of acrylamides
using dihydropyridyl carbamoyl donors derived from alkyl amines. Diversely selected …

Visible Light-Mediated Carbamoylation of para-Quinone Methides

T Singh, GC Upreti, S Arora, H Chauhan… - The Journal of Organic …, 2023 - ACS Publications
We report a photocatalytic approach for the installation of the amide moiety onto para-
quinone methides. This transformation features a net reductive approach for the generation …

Catalytic Asymmetric Synthesis of Azaarene-Functionalized Tertiary Amines and α-Amino Acid Derivatives from E/Z-Ketimine Mixtures via Enantioselective Radical …

X Song, Y Zhang, Y Li, X Zhao, Y Yin, X Ban… - ACS …, 2023 - ACS Publications
The ubiquity of imine-containing azaarenes in pharmaceutically important molecules has
inspired remarkable developments in facile and precise catalytic synthesis strategies …

Visible Light-Driven Flexible Synthesis of α-Alkylated Glycine Derivatives Catalyzed by Reusable Covalent Organic Frameworks

Y Tian, X Bu, L Wang, JE, L Shi, H Tian… - The Journal of …, 2024 - ACS Publications
Herein, we report a heterogeneous visible light-driven preparation of α-alkylated glycine
derivatives. This approach employed a β-ketoenamine-linked covalent organic framework …

Photocatalytic Three-Component Reductive Coupling Synthesis of gem-Difluorohomoallyl Secondary Amines

B Feng, M Tang, R Xiao, Q Wang, G Zhu… - The Journal of …, 2025 - ACS Publications
gem-Difluorohomoallyl amines, an important class of gem-difluoroalkenes, are prevalent
moieties in many bioactive compounds. However, limited methods are suitable for the …

Synthesis of α-Aminoacetals via Decarboxylative Coupling of Imine and 2, 2,-Diethoxyacetic Acid

S Kim, B Park, GS Lee, SH Hong - The Journal of Organic …, 2022 - ACS Publications
Atom-economical C–C coupling between imines and a C1 source could provide α-
aminoaldehyde derivatives. Nevertheless, such a coupling has rarely been achieved owing …