Asymmetric organocatalysis: an enabling technology for medicinal chemistry

B Han, XH He, YQ Liu, G He, C Peng… - Chemical Society Reviews, 2021 - pubs.rsc.org
The efficacy and synthetic versatility of asymmetric organocatalysis have contributed
enormously to the field of organic synthesis since the early 2000s. As asymmetric …

Unconventional Transformations of Morita–Baylis–Hillman Adducts

A Calcatelli, A Cherubini-Celli, E Carletti… - Synthesis, 2020 - thieme-connect.com
Morita–Baylis–Hillman (MBH) adducts are versatile starting materials widely employed in
Lewis base catalysis. A myriad of different transformations have been reported based on …

Phosphine‐Catalyzed Asymmetric Umpolung Addition of Trifluoromethyl Ketimines to Morita–Baylis–Hillman Carbonates

P Chen, Z Yue, J Zhang, X Lv, L Wang… - Angewandte …, 2016 - Wiley Online Library
A novel phosphine‐catalyzed, highly enantioselective umpolung addition of trifluoromethyl
ketimines to Morita–Baylis–Hillman carbonates was developed and it provides facile access …

Synergistic catalysis: enantioselective ring expansion of vinyl cyclopropanes combining four catalytic cycles for the synthesis of highly substituted spirocyclopentanes …

M Meazza, R Rios - Chemistry–A European Journal, 2016 - Wiley Online Library
Synergistic Catalysis: Enantioselective Ring Expansion of Vinyl Cyclopropanes Combining
Four Catalytic Cycles for the Synthesis of Highly Substituted Spirocyclopentanes Bearing up to …

Enantioselective Radical SN2-Type Alkylation of Morita–Baylis–Hillman Adducts Using Dual Photoredox/Palladium Catalysis

X Bai, L Qian, HH Zhang, S Yu - Organic Letters, 2021 - ACS Publications
An enantioselective radical alkylation of 4-alkyl-1, 4-dihydropyridines with Morita–Baylis–
Hillman (MBH) adducts has been reported. The SN2-type products are predominant. This …

Pd/Zn Dual Catalysis for Site-, Enantio-, and Diastereo-Divergent 2-(Alkoxycarbonyl) allylation of α-Hydroxyketones with Morita–Baylis–Hillman Adducts

Y Liu, C Li, R Zhang, Z Liu, Z Han, Z Wang… - CCS …, 2024 - chinesechemsoc.org
A synergistic Pd/Zn dual chiral catalyst system has been developed for the stereodivergent
transformation of Morita–Baylis–Hillman (MBH) carbonates and unprotected α …

Synthesis of chiral α-trifluoromethylamines with 2, 2, 2-trifluoroethylamine as a “building block”

X Li, J Su, Z Liu, Y Zhu, Z Dong, S Qiu, J Wang… - Organic …, 2016 - ACS Publications
The β-isocupreidine, a cinchonine derived alkaloid, catalyzed asymmetric SN2′–SN2′
reaction between N-2, 2, 2-trifluoroethylisatin ketimines and MBH type carbonates was …

Phosphine-catalyzed asymmetric synthesis of α-quaternary amine via umpolung γ-addition of ketimines to allenoates

P Chen, J Zhang - Organic letters, 2017 - ACS Publications
A first phosphine-catalyzed enantioselective umpolung γ-addition of ketimines to allenoates
has been developed that provides efficient access to optically active γ, δ-unsaturated α …

An organocatalytic asymmetric sequential allylic alkylation–cyclization of Morita–Baylis–Hillman carbonates and 3-hydroxyoxindoles

QL Wang, L Peng, FY Wang, ML Zhang… - Chemical …, 2013 - pubs.rsc.org
The first organocatalytic asymmetric sequential allylic alkylation–cyclization of Morita–Baylis–
Hillman carbonates and 3-hydroxyoxindoles has been developed to afford spirooxindoles …

Strain‐Driven Dyotropic Rearrangement: A Unified Ring‐Expansion Approach to α‐Methylene‐γ‐butyrolactones

X Lei, Y Li, Y Lai, S Hu, C Qi, G Wang… - Angewandte Chemie …, 2021 - Wiley Online Library
An unprecedented strain‐driven dyotropic rearrangement of α‐methylene‐β‐lactones has
been realized, which enables the efficient access of a wide range of α‐methylene‐γ …