Frontiers in halogen and chalcogen‐bond donor organocatalysis

J Bamberger, F Ostler, OG Mancheño - ChemCatChem, 2019 - Wiley Online Library
Non‐covalent molecular interactions on the basis of halogen and chalcogen bonding
represent a promising, powerful catalytic activation mode. However, these “unusual” non …

Bridging the gap between natural product synthesis and drug discovery

NJ Truax, D Romo - Natural product reports, 2020 - pubs.rsc.org
Covering: 1986 to 2020 Natural products are an enduring source of chemical information
useful for probing biologically relevant chemical space. Toward gathering further structure …

The Importance of 1, 5‐Oxygen⋅⋅⋅ Chalcogen Interactions in Enantioselective Isochalcogenourea Catalysis

CM Young, A Elmi, DJ Pascoe, RK Morris… - Angewandte …, 2020 - Wiley Online Library
Abstract The importance of 1, 5‐O⋅⋅⋅ chalcogen (Ch) interactions in isochalcogenourea
catalysis (Ch= O, S, Se) is investigated. Conformational analyses of N‐acyl …

Recent applications of asymmetric organocatalytic annulation reactions in natural product synthesis

N Wang, Z Wu, J Wang, N Ullah, Y Lu - Chemical Society Reviews, 2021 - pubs.rsc.org
The past two decades have witnessed remarkable growth of asymmetric organocatalysis,
which is now a firmly established synthetic tool, serving as a powerful platform for the …

Achiral Cp* Rh (III)/chiral lewis base cooperative catalysis for enantioselective cyclization via C–H activation

T Kurihara, M Kojima, T Yoshino… - Journal of the American …, 2022 - ACS Publications
An enantioselective [4+ 3] cyclization via C (sp2)–H activation with a cooperative catalytic
system consisting of a Cp* Rh (III) complex and a chiral Lewis base is described. An α, β …

Cooperative Palladium/Isothiourea Catalyzed Enantioselective Formal (3+ 2) Cycloaddition of Vinylcyclopropanes and α, β‐Unsaturated Esters

J Bitai, AJ Nimmo, AMZ Slawin… - Angewandte Chemie, 2022 - Wiley Online Library
A protocol for the enantioselective synthesis of substituted vinylcyclopentanes has been
realised using cooperative palladium and isothiourea catalysis. Treatment of …

Non-bonding 1, 5-S⋯ O interactions govern chemo-and enantioselectivity in isothiourea-catalyzed annulations of benzazoles

ERT Robinson, DM Walden, C Fallan… - Chemical …, 2016 - pubs.rsc.org
Isothiourea-catalyzed annulations between 2-acyl benzazoles and α, β-unsaturated acyl
ammonium intermediates are selectively tuned to form either lactam or lactone heterocycles …

Generation and Reactivity of C (1)‐Ammonium Enolates by Using Isothiourea Catalysis

C McLaughlin, AD Smith - Chemistry–A European Journal, 2021 - Wiley Online Library
Abstract C (1)‐Ammonium enolates are powerful, catalytically generated synthetic
intermediates applied in the enantioselective α‐functionalisation of carboxylic acid …

Tandem palladium and isothiourea relay catalysis: enantioselective synthesis of α-amino acid derivatives via allylic amination and [2, 3]-sigmatropic rearrangement

SSM Spoehrle, TH West, JE Taylor… - Journal of the …, 2017 - ACS Publications
A tandem relay catalytic protocol using both Pd and isothiourea catalysis has been
developed for the enantioselective synthesis of α-amino acid derivatives containing two …

Total Synthesis of Rameswaralide Utilizing a Pharmacophore-Directed Retrosynthetic Strategy

NJ Truax, S Ayinde, JO Liu, D Romo - Journal of the American …, 2022 - ACS Publications
A pharmacophore-directed retrosynthetic strategy was applied to the first total synthesis of
the cembranoid rameswaralide in order to simultaneously achieve a total synthesis while …