US FDA approved drugs from 2015–June 2020: a perspective

P Bhutani, G Joshi, N Raja, N Bachhav… - Journal of Medicinal …, 2021 - ACS Publications
In the present work, we report compilation and analysis of 245 drugs, including small and
macromolecules approved by the US FDA from 2015 until June 2020. Nearly 29% of the …

Electrochemical dearomative spirocyclization

N Li, Z Shi, WZ Wang, Y Yuan… - Chemistry–An Asian …, 2023 - Wiley Online Library
Electrochemical dearomative spirocyclization serves as a green and sustainable approach
to convert the flat, two‐dimension aromatic feedstock into the value‐added three‐dimension …

Enantioselective electrochemical cobalt-catalyzed aryl C–H activation reactions

T von Münchow, S Dana, Y Xu, B Yuan, L Ackermann - Science, 2023 - science.org
Enantioselective redox transformations typically rely on costly transition metals as catalysts
and often stoichiometric amounts of chemical redox agents as well. Electrocatalysis …

Enantio‐and Diastereodivergent Synthesis of Spirocycles through Dual‐Metal‐Catalyzed [3+ 2] Annulation of 2‐Vinyloxiranes with Nucleophilic Dipoles

Y Peng, X Huo, Y Luo, L Wu, W Zhang - Angewandte Chemie, 2021 - Wiley Online Library
The development of efficient and straightforward methods for obtaining all optically active
isomers of structurally rigid spirocycles from readily available starting materials is of great …

[2]-Ladderanes as isosteres for meta-substituted aromatic rings and rigidified cyclohexanes

RC Epplin, S Paul, L Herter, C Salome… - Nature …, 2022 - nature.com
Aromatic ring isosteres and rigidified saturated hydrocarbons are important motifs to enable
drug discovery. Herein we disclose [2]-ladderanes as a class of meta-substituted aromatic …

Photochemical formal (4+ 2)-cycloaddition of imine-substituted bicyclo [1.1. 1] pentanes and alkenes

AS Harmata, TE Spiller, MJ Sowden… - Journal of the …, 2021 - ACS Publications
Amines containing bridged bicyclic carbon skeletons are desirable building blocks for
medicinal chemistry. Herein, we report the conversion of bicyclo [1.1. 1] pentan-1-amines to …

Photocatalytic hydroaminoalkylation of styrenes with unprotected primary alkylamines

HE Askey, JD Grayson, JD Tibbetts… - Journal of the …, 2021 - ACS Publications
Catalytic, intermolecular hydroaminoalkylation (HAA) of styrenes provides a powerful
disconnection for pharmacologically relevant γ-arylamines, but current methods cannot …

Aryne Chemistry: Generation Methods and Reactions Incorporating Multiple Arynes

N Kim, M Choi, SE Suh, DM Chenoweth - Chemical Reviews, 2024 - ACS Publications
Arynes hold significance for the efficient fusion of (hetero) arenes with diverse substrates,
advancing the construction of complex molecular frameworks. Employing multiple …

Spiroindoles as intermediates/products in transition metal-catalyzed dearomatization of indoles

F Buttard, X Guinchard - ACS Catalysis, 2023 - ACS Publications
Spirocyclic indole derivatives are fascinating tridimensional molecular scaffolds from both a
synthetic and a biological point of view. Among the many strategies developed to access …

Radical redox annulations: a general light-driven method for the synthesis of saturated heterocycles

PRD Murray, INM Leibler, SM Hell, E Villalona… - ACS …, 2022 - ACS Publications
We introduce here a two-component annulation strategy that provides access to a diverse
collection of five-and six-membered saturated heterocycles from aryl alkenes and a family of …