Recent Advances in Organocatalytic Asymmetric Michael Addition Reactions to α, β‐Unsaturated Nitroolefins

T Das, S Mohapatra, NP Mishra, S Nayak… - …, 2021 - Wiley Online Library
An organocatalyzed asymmetric Michael addition reaction has been established as the most
relevant and dynamic research area for the construction of chiral carbon‐carbon and carbon …

Diastereodivergent Synthesis of β‐Amino Alcohols by Dual‐Metal‐Catalyzed Coupling of Alkoxyallenes with Aldimine Esters

M Zhu, Q Zhang, W Zi - Angewandte Chemie, 2021 - Wiley Online Library
Both syn‐and anti‐β‐amino alcohols are common structural motifs in natural products, drug
molecules, chiral ligands and catalysts. However, the currently available methods for …

Recent advances in asymmetric synthesis of pyrrolidine-based organocatalysts and their application: a 15-year update

A Quintavalla, D Carboni, M Lombardo - Molecules, 2023 - mdpi.com
In 1971, chemists from Hoffmann-La Roche and Schering AG independently discovered a
new asymmetric intramolecular aldol reaction catalyzed by the natural amino acid proline, a …

Overcoming Deactivation of Amine-Based Catalysts: Access to Fluoroalkylated γ-Nitroaldehydes

M Schnurr, JW Rackl, H Wennemers - Journal of the American …, 2023 - ACS Publications
Organocatalytic conjugate addition reactions of aldehydes to fluoroalkylated nitroolefins with
chiral amine catalysts offer a straightforward stereoselective path to fluoroalkylated γ …

Kinetic Resolution of β-Branched Aldehydes through Peptide-Catalyzed Conjugate Addition Reactions

G Vastakaite, A Budinská, CL Bögli… - Journal of the …, 2024 - ACS Publications
The catalytic kinetic resolution of racemic β-branched aldehydes offers a straightforward
stereoselective entry to aldehydes and addition products. Yet, control over stereoselectivity …

Machine Learning to Develop Peptide Catalysts─ Successes, Limitations, and Opportunities

T Schnitzer, M Schnurr, AF Zahrt, N Sakhaee… - ACS Central …, 2024 - ACS Publications
Peptides have been established as modular catalysts for various transformations. Still, the
vast number of potential amino acid building blocks renders the identification of peptides …

Organocatalytic Synthesis of Triflones Bearing Two Non‐Adjacent Stereogenic Centers

A Budinská, H Wennemers - Angewandte Chemie, 2023 - Wiley Online Library
Trifluoromethylsulfones (triflones) are useful compounds for synthesis and beyond. Yet,
methods to access chiral triflones are scarce. Here, we present a mild and efficient …

A new organocatalytic desymmetrization reaction enables the enantioselective total synthesis of madangamine E

S Shiomi, BDA Shennan, K Yamazaki… - Journal of the …, 2022 - ACS Publications
The enantioselective total synthesis of madangamine E has been completed in 30 steps,
enabled by a new catalytic and highly enantioselective desymmetrizing intramolecular …

Tripeptide Organocatalysts for Stereoselective Conjugate Addition Reactions with N‐Heterocyclic Substituents

JS Möhler, LK Beiersdörfer, B Masina… - Advanced Synthesis …, 2022 - Wiley Online Library
N‐heterocyclic moieties are abundant among pharmaceuticals and agrochemicals, but a
challenge for metalorganic and organocatalytic transformations. We present tripeptides of …

Peptide‐Catalyzed Stereoselective Conjugate Addition Reaction of Aldehydes to C‐Substituted Maleimides

G Vastakaite, CE Grünenfelder… - … –A European Journal, 2022 - Wiley Online Library
Catalytic stereoselective additions with maleimides are useful one‐step reactions to yield
chiral succinimides, molecules that are widespread among therapeutically active …