Recent advances in transition-metal-catalyzed carbene insertion to C–H bonds

Y He, Z Huang, K Wu, J Ma, YG Zhou… - Chemical Society Reviews, 2022 - pubs.rsc.org
C–H functionalization has been emerging as a powerful method to establish carbon–carbon
and carbon–heteroatom bonds. Many efforts have been devoted to transition-metal …

Application of sulfoxonium ylide in transition-metal-catalyzed CH bond activation and functionalization reactions

A Kumar, MS Sherikar, V Hanchate, KR Prabhu - Tetrahedron, 2021 - Elsevier
Sulfoxonium ylides are carbene precursors and safer alternatives for highly reactive and
unstable diazo compounds, and they are used extensively in the field of CH activation. The …

Cobalt (III)/Chiral Carboxylic Acid‐Catalyzed Enantioselective Synthesis of Benzothiadiazine‐1‐oxides via C− H Activation

Y Hirata, D Sekine, Y Kato, L Lin… - Angewandte Chemie …, 2022 - Wiley Online Library
Among sulfoximine derivatives containing a chiral sulfur center, benzothiadiazine‐1‐oxides
are important for applications in medicinal chemistry. Here, we report that the combination of …

Rh(III)-Catalyzed Chemodivergent Annulations between Indoles and Iodonium Carbenes: A Rapid Access to Tricyclic and Tetracyclic N-Heterocylces

S Nunewar, S Kumar, H Pandhare, S Nanduri… - Organic …, 2021 - ACS Publications
Herein, we report an acid-controlled highly tunable selectivity of Rh (III)-catalyzed [4+ 2] and
[3+ 3] annulations of N-carboxamide indoles with iodonium ylides lead to form synthetically …

Recent progress in the application of iodonium ylides in organic synthesis

X Mi, C Pi, W Feng, X Cui - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
Iodonium ylides have attracted considerable attention due to their unique properties and
numerous applications as versatile and sustainable reagents in organic synthesis …

Selective synthesis of pyrazolonyl spirodihydroquinolines or pyrazolonyl spiroindolines under aerobic or anaerobic conditions

C Yu, Y Xu, X Zhang, X Fan - Organic Letters, 2022 - ACS Publications
Presented herein is a condition-controlled selective synthesis of pyrazolonyl
spirodihydroquinolines or pyrazolonyl spiroindolines through formal [5+ 1] or [4+ 1] …

Transition‐Metal‐Catalyzed C−H Bond Functionalization of Arenes/Heteroarenes via Tandem C−H Activation and Subsequent Carbene Migratory Insertion Strategy

N Jha, NP Khot, M Kapur - The Chemical Record, 2021 - Wiley Online Library
The past decade has witnessed tremendous developments in transition‐metal‐catalyzed C−
H bond activation and subsequent carbene migratory insertion reactions, thus assisting in …

Visible Light‐Mediated Cyclopropanation: Recent Progress

ZL Chen, Y Xie, J Xuan - European Journal of Organic …, 2022 - Wiley Online Library
Cyclopropanes are one of the most important strained rings existing in various
pharmaceutical products and secondary metabolites. They are also widely used in total …

Rhodium(III)‐Catalyzed Divergent C−H Functionalization of N‐Aryl Amidines with Iodonium Ylides: Access to Carbazolones and Zwitterionic Salts

J Ren, L Yang, C Pi, X Cui, Y Wu - Advanced Synthesis & …, 2023 - Wiley Online Library
We described an Rhodium (III)‐catalyzed divergent C− H bond functionalization of N‐aryl
amidines with iodonium ylides. Carbazolones and zwitterionic salts were diversely …

Iodonium ylides: an emerging and alternative carbene precursor for C–H functionalizations

S Kumar, V Borkar, M Mujahid, S Nunewar… - Organic & …, 2023 - pubs.rsc.org
The metal-catalyzed successive activation and functionalization of arene/heteroarene is one
of the most fundamental transformations in organic synthesis and leads to privileged …