Cross-dehydrogenative N–N couplings

A Tabey, PY Vemuri, FW Patureau - Chemical Science, 2021 - pubs.rsc.org
The relatively high electronegativity of nitrogen makes N–N bond forming cross-coupling
reactions particularly difficult, especially in an intermolecular fashion. The challenge …

Intramolecular aromatic C–H acyloxylation enabled by iron photocatalysis

S Xia, K Hu, C Lei, J Jin - Organic letters, 2020 - ACS Publications
A mild and efficient protocol for the intramolecular aromatic C–H oxygenation of 2-
biphenylcarboxylic acids has been achieved via iron photocatalysis. The 2 …

Hyperbranched polymer dots with strong absorption and high fluorescence quantum yield for in vivo NIR-II imaging

L Fang, R Ai, W Wang, L Tan, C Li, D Wang… - Nano Letters, 2023 - ACS Publications
In order to improve the fluorescence quantum yield (QY) of NIR-II-emitting nanoparticles,
DAD fluorophores are typically linked to intramolecular rotatable units to reduce aggregation …

Photoredox catalytic trifluoromethylation and perfluoroalkylation of arenes using trifluoroacetic and related carboxylic acids

D Yin, D Su, J Jin - Cell Reports Physical Science, 2020 - cell.com
Trifluoroacetic acid (TFA) is among the most attractive trifluoromethylation reagents with
respect to its low prices, ease of handling, and availability in large quantities. However …

Intermolecular α-Functionalization of Benzylamides with N-Nucleophiles via Oxidative Umpolung: Synthesis of Tetrasubstituted 3,3′-Oxindoles

Y Wang, JN Yu, Y Wang, F Shi - Organic Letters, 2024 - ACS Publications
A hypervalent iodine-mediated intermolecular α-umpolung reaction between α-aryl-or alkyl-
substituted amides and benzotriazoles or purine derivatives as N-centered nucleophiles has …

RETRACTED ARTICLE: Metal free cross-dehydrogenative NN coupling of primary amides with Lewis basic amines

S Kathiravan, P Dhillon, T Zhang, IA Nicholls - nature communications, 2024 - nature.com
Hydrazides, NN containing structural motifs, are important due to their presence in a wide
variety of biologically significant compounds. While the homo NN coupling of two NH …

Cross-Dehydrogenative N–N Coupling of Aromatic and Aliphatic Methoxyamides with Benzotriazoles

PY Vemuri, FW Patureau - Organic Letters, 2021 - ACS Publications
Nitrogen–nitrogen bond containing motifs are ubiquitous in bioactive compounds and
organic materials. However, intermolecular hetero-selective N–H/N–H oxidative coupling …

Electrochemical reductive arylation of nitroarenes with arylboronic acids

D Wang, Z Wan, H Zhang, H Alhumade, H Yi… - …, 2021 - Wiley Online Library
The synthesis of diarylamine is extremely important in organic chemistry. Herein, a novel
electrochemical reductive arylation of nitroarenes with arylboronic acids was developed. A …

Palladium-Catalyzed Double N-Arylation to Access Unsymmetric N,N′-Bicarbazole Scaffolds

H Zhang, Y Ding, MR Zhang, CJ Lu… - The Journal of Organic …, 2023 - ACS Publications
Herein, the palladium-catalyzed double C–N coupling of 9 H-carbazol-9-amines and 2, 2′-
dibromo-1, 1′-biphenyl is reported. This protocol offers access to N, N′-bicarbazole …

Advances on the Synthesis of N—N Bonds

Z Weizhe, X Jiali, Y Fan, Z Xianghua - Chinese Journal of Organic …, 2022 - sioc-journal.cn
Nitrogen-nitrogen bonds are widely found in drugs, nature products and organic materials.
Design and synthesis of nitrogen-nitrogen motifs with high efficiency have always been an …