Recent advances in the domain of cyclic (alkyl)(amino) carbenes

S Kumar Kushvaha, A Mishra… - Chemistry–An Asian …, 2022 - Wiley Online Library
Isolation of cyclic (alkyl) amino carbenes (cAACs) in 2005 has been a major achievement in
the field of stable carbenes due to their better electronic properties. cAACs and bicyclic …

Designing successful monodentate N-heterocyclic carbene ligands for asymmetric metal catalysis

D Foster, SM Borhanuddin, R Dorta - Dalton Transactions, 2021 - pubs.rsc.org
Chiral ligands are of particular importance in asymmetric transition-metal catalysis. Although
the development of effective chiral monodentate N-heterocyclic carbenes (NHCs) has been …

Cyclic (alkyl)(amino) carbenes (CAACs) in ruthenium olefin metathesis

J Morvan, M Mauduit, G Bertrand, R Jazzar - ACS Catalysis, 2021 - ACS Publications
Discovered in 2005, cyclic (alkyl)(amino) carbenes (CAACs) have led to numerous
discoveries in the field of ruthenium olefin metathesis, until then largely dominated by the …

Highly robust and efficient Blechert-type cyclic (alkyl)(amino) carbene ruthenium complexes for olefin metathesis

A Del Vecchio, J Talcik, S Colombel-Rouen… - ACS …, 2023 - ACS Publications
New Blechert-type ruthenium complexes containing cyclic (alkyl)(amino) carbene (CAAC)
ligands are reported. These catalysts demonstrate remarkable thermal stability in solution …

Inhibition of the decomposition pathways of ruthenium olefin metathesis catalysts: Development of highly efficient catalysts for ethenolysis

R Gawin, A Tracz, P Krajczy… - Journal of the …, 2023 - ACS Publications
Ruthenium-based Hoveyda-type olefin metathesis catalysts bearing novel rigid spirocyclic
alkyl amino carbenes (CAACs) have been developed. They are characterized by …

(CAAC) Copper Catalysis Enables Regioselective Three-Component Carboboration of Terminal Alkynes

Y Gao, N Kim, SD Mendoza, S Yazdani… - ACS …, 2022 - ACS Publications
Cyclic (alkyl)(amino) carbene (CAAC) ligands are found to perturb regioselectivity of the
copper-catalyzed carboboration of terminal alkynes, favoring the less commonly observed …

Ambivalent role of rotamers in cyclic (alkyl)(amino) carbene ruthenium complexes for enantioselective ring-opening cross-metathesis

J Morvan, F Vermersch, Z Zhang, T Vives… - …, 2023 - ACS Publications
The development of highly efficient enantioselective olefin metathesis catalysts is a
significant challenge. Using optically pure chiral cyclic (alkyl)(amino) carbene (ChiCAAC) …

Photoinitiated Olefin Metathesis and Stereolithographic Printing of Polydicyclopentadiene

SC Leguizamon, NT Monk, MT Hochrein… - …, 2022 - ACS Publications
Recent progress in photoinitiated ring-opening metathesis polymerization (photoROMP) has
enabled the lithographic production of patterned films from olefinic resins. Recently, we …

A Cocatalyst Strategy to Enhance Ruthenium‐Mediated Metathesis Reactivity towards Electron‐Deficient Substrates

G Si, C Tan, M Chen, C Chen - … Chemie International Edition, 2022 - Wiley Online Library
Ruthenium‐mediated olefin metathesis has been widely applied for the synthesis of various
organic molecules and polymers. Inspired by the cocatalyst strategy for olefin …

Chiral Atropisomeric‐NHC Catechodithiolate Ruthenium Complexes for Z‐Selective Asymmetric Ring‐Opening Cross Metathesis of Exo‐Norbornenes

J Morvan, D Bouëtard, L Kong, Y Chou… - … A European Journal, 2023 - Wiley Online Library
A set of 16 chiral ruthenium complexes containing atropisomerically stable N‐Heterocyclic
Carbene (NHC) ligands was synthesized from prochiral NHC precursors. After a rapid …