Carbene radicals in transition-metal-catalyzed reactions

RFJ Epping, D Vesseur, M Zhou, B de Bruin - ACS catalysis, 2023 - ACS Publications
Discovered as organometallic curiosities in the 1970s, carbene radicals have become a
staple in modern-day homogeneous catalysis. Carbene radicals exhibit nucleophilic radical …

Iron-and cobalt-catalyzed C (sp 3)–H bond functionalization reactions and their application in organic synthesis

Y Liu, T You, HX Wang, Z Tang, CY Zhou… - Chemical Society …, 2020 - pubs.rsc.org
Direct C–H bond functionalization catalyzed by non-precious transition metals is an
attractive strategy in synthetic chemistry. Compared with the precious metals rhodium …

Visible light-promoted amide bond formation via one-pot nitrone in situ formation/rearrangement cascade

BG Cai, SS Luo, L Li, L Li, J Xuan, WJ Xiao - CCS Chemistry, 2021 - chinesechemsoc.org
A green and sustainable synthetic strategy for amide bond formation utilizing a visible light-
promoted nitrone formation/rearrangement cascade was developed. This method utilized …

Highly Efficient Electrosynthesis of Glycine over an Atomically Dispersed Iron Catalyst

Y Cheng, S Liu, J Jiao, M Zhou, Y Wang… - Journal of the …, 2024 - ACS Publications
Glycine is a nonessential amino acid that plays a vital role in various biological activities.
However, the conventional synthesis of glycine requires sophisticated procedures or toxic …

Mechanism of the Visible-Light-Promoted C(sp3)–H Oxidation via Uranyl Photocatalysis

SY Zhang, SB Tang, YX Jiang, RY Zhu… - Inorganic …, 2024 - ACS Publications
Uranyl cation, as an emerging photocatalyst, has been successfully applied to synthetic
chemistry in recent years and displayed remarkable catalytic ability under visible light …

Weakly Coordinating tert-Amide-Assisted Ru(II)-Catalyzed Synthesis of Azacoumestans via Migratory Insertion of Quinoid Carbene: Application in the Total Synthesis …

S Sarkar, R Samanta - Organic Letters, 2022 - ACS Publications
A weakly coordinating tert-amide-directed straightforward method was developed for the
synthesis of azacoumestans using the corresponding azaheterocycle derivatives and …

Diversion of Catalytic C–N Bond Formation to Catalytic Oxidation of NH3 through Modification of the Hydrogen Atom Abstractor

PL Dunn, SI Johnson, W Kaminsky… - Journal of the American …, 2020 - ACS Publications
We report that (TMP) Ru (NH3) 2 (TMP= tetramesitylporphryin) is a molecular catalyst for
oxidation of ammonia to dinitrogen. An aryloxy radical, tri-tert-butylphenoxyl (ArO·), abstracts …

Rh(II)-Catalyzed Synthesis of N-Aryl 2-pyridone Using 2-Oxypyridine and Diazonaphthoquinone Via 1,6-Benzoyl Migratory Rearrangement

S Pan, S Kundu, R Samanta - Organic Letters, 2023 - ACS Publications
A Rh (II)-catalyzed simple and efficient synthesis of N-arylated 2-pyridone derivatives is
described using 2-oxypyridine and diazonaphthoquinone as coupling partners. The reaction …

Iridium (III)-Catalyzed Intermolecular Mild N-Arylation of Aliphatic Amides Using Quinoid Carbene: A Migratory Insertion-Based Approach

S Bera, S Roy, SC Pal, A Anoop, R Samanta - ACS Catalysis, 2021 - ACS Publications
An efficient Ir (III)-catalyzed straightforward intermolecular N-arylation of acyclic aliphatic
amides has been achieved using quinone diazide as a coupling partner. The reaction has …

Recent quinone diazide based transformations via metal–carbene formation

S Bera, S Sarkar, R Samanta - New Journal of Chemistry, 2021 - pubs.rsc.org
The diazo quinone or quinone diazide class of compounds has been extensively utilised to
introduce phenol/naphthol moieties into hydrocarbons or nitrogen-containing heterocycles …