Recent advances in heterocyclic nanographenes and other polycyclic heteroaromatic compounds

A Borissov, YK Maurya, L Moshniaha… - Chemical …, 2021 - ACS Publications
This review surveys recent progress in the chemistry of polycyclic heteroaromatic molecules
with a focus on structural diversity and synthetic methodology. The article covers literature …

Stereoelectronic power of oxygen in control of chemical reactivity: the anomeric effect is not alone

IV Alabugin, L Kuhn, MG Medvedev… - Chemical Society …, 2021 - pubs.rsc.org
Although carbon is the central element of organic chemistry, oxygen is the central element of
stereoelectronic control in organic chemistry. Generally, a molecule with a C–O bond has …

Alkali‐Metal Mediation: Diversity of Applications in Main‐Group Organometallic Chemistry

TX Gentner, RE Mulvey - Angewandte Chemie International …, 2021 - Wiley Online Library
Organolithium compounds have been at the forefront of synthetic chemistry for over a
century, as they mediate the synthesis of myriads of compounds that are utilised worldwide …

Enantioconvergent amination of racemic tertiary C–H bonds

K Lang, C Li, I Kim, XP Zhang - Journal of the American Chemical …, 2020 - ACS Publications
Racemization is considered to be an intrinsic stereochemical feature of free radical
chemistry as can be seen in traditional radical halogenation reactions of optically active …

Enantioselective radical construction of 5-membered cyclic sulfonamides by metalloradical C–H amination

Y Hu, K Lang, C Li, JB Gill, I Kim, H Lu… - Journal of the …, 2019 - ACS Publications
Both arylsulfonyl and alkylsulfonyl azides can be effectively activated by the cobalt (II)
complexes of D 2-symmetric chiral amidoporphyrins for enantioselective radical 1, 5-C–H …

Transition metal-catalyzed sp 3 C–H activation and intramolecular C–N coupling to construct nitrogen heterocyclic scaffolds

M Zhang, Q Wang, Y Peng, Z Chen, C Wan… - Chemical …, 2019 - pubs.rsc.org
Nitrogen heterocycles are of great medicinal importance, and the construction of nitrogen
heterocyclic scaffolds has been one of the focuses in synthetic organic chemistry. Recently …

Selectivity control in thiol–yne click reactions via visible light induced associative electron upconversion

JV Burykina, NS Shlapakov, EG Gordeev, B König… - Chemical …, 2020 - pubs.rsc.org
An associative electron upconversion is proposed as a key step determining the selectivity
of thiol–yne coupling. The developed synthetic approach provided an efficient tool to access …

Metal-free and additive-free synthesis of imides and nitriles from ketones via oxidative cleavage of C (O)–C bonds

X Liu, J Qin, W Dai, Z Zhu, P Zhou, Y Wang, J Nie… - ACS …, 2022 - ACS Publications
The development of metal-free catalytic systems is highly desirable in organic
transformation. Herein, a biomass-derived carbon catalyst with a high surface area was …

Hole Catalysis of Cycloaddition Reactions: How to Activate and Control Oxidant Upconversion in Radical-Cationic Diels–Alder Reactions

BK Chabuka, IV Alabugin - Journal of the American Chemical …, 2023 - ACS Publications
In order to use holes as catalysts, the oxidized product should be able to transfer the hole to
a fresh reactant. For that, the hole-catalyzed reaction must increase the oxidation potential …

Dynamic response and discrimination of gaseous sarin using a boron‐difluoride complex film‐based fluorescence sensor

Z Zhou, L Zhang, L Peng, Y Li, X Zhu, Y Wu, Z Qiu… - …, 2024 - Wiley Online Library
This study presents a novel boron‐difluoride complex‐based fluorescent nanofilm sensor
capable of detecting sarin vapors in the environment by reporting an output fluorescence …