Aromatic Cope rearrangements

BM Tomiczek, AJ Grenning - Organic & biomolecular chemistry, 2021 - pubs.rsc.org
Reviewed herein is the aromatic Cope rearrangement, a Cope rearrangement where one
(or both) of the alkenes of the 1, 5-diene are part of a greater aromatic system. While the …

Pseudo‐Stereodivergent Synthesis of Enantioenriched Tetrasubstituted Alkenes by Cascade 1, 3‐Oxo‐Allylation/Cope Rearrangement

P Chen, Y Li, ZC Chen, W Du, YC Chen - Angewandte Chemie, 2020 - Wiley Online Library
The catalytic diastereodivergent construction of stereoisomers having two or more
stereogenic centers has been extensively studied. In contrast, the switchable introduction of …

Catalytic asymmetric umpolung allylation/2-Aza-Cope rearrangement for the construction of α-tetrasubstituted α-trifluoromethyl homoallylic amines

C Shen, RQ Wang, L Wei, ZF Wang, HY Tao… - Organic …, 2019 - ACS Publications
A general protocol for the preparation of enantioenriched α-tetrasubstituted α-trifluoromethyl
homoallylic amines is disclosed. Despite the significant challenge in stereoselectivity …

Enantioselective iridium catalyzed α-alkylation of azlactones by a tandem asymmetric allylic alkylation/aza-Cope rearrangement

XD Bai, QF Zhang, Y He - Chemical Communications, 2019 - pubs.rsc.org
The development of an iridium catalyzed enantioselective α-alkylation of azlactones has
been described. The reaction provides rapid access to a wide range of enantio-enriched …

Vicinal stereocenters via asymmetric allylic alkylation and Cope rearrangement: a straightforward route to functionally and stereochemically rich heterocycles

A Nilova, MD Mannchen, AN Noel, E Semenova… - Chemical …, 2023 - pubs.rsc.org
An asymmetric allylic alkylation/Cope rearrangement (AAA/[3, 3]) capable of
stereoselectively constructing vicinal stereocenters has been developed. Strategically …

Domino Reactions with Dicyanoalkenes and Fluorinated Conjugated Sulfinyl Imines. A Convenient Strategy for the Generation of Structural Diversity

D Gaviña, M Escolano, L Sotorríos… - Advanced Synthesis …, 2024 - Wiley Online Library
Dicyanoalkenes are versatile reagents in organic synthesis and they have been extensively
used in a wide variety of organic transformations. However, their reactivity towards …

The chemistry of the carbon-transition metal double and triple bond: Annual survey covering the year 2018

JW Herndon - Coordination Chemistry Reviews, 2019 - Elsevier
This is a review of papers published in the year 2018 that focus on the synthesis, reactivity,
or properties of compounds containing a carbon-transition metal double or triple bond …

Chalcone Synthesis by Green Claisen–Schmidt Reaction in Cationic and Nonionic Micellar Media

D Dotta, M Gastaldi, A Fin, N Barbero… - The Journal of …, 2025 - ACS Publications
In this paper, micellar-mediated synthesis of chalcones was explored. After optimization of
the reaction conditions, the cationic surfactant CTAB and the nonionic one, Tween 80, were …

Diastereoselective indole-dearomative Cope rearrangements by compounding minor driving forces

S De, BM Tomiczek, Y Yang, K Ko, I Ghiviriga… - Organic …, 2022 - ACS Publications
Reported herein is the discovery of a diastereoselective indole-dearomative Cope
rearrangement. A suite of minor driving forces promote dearomatization:(i) steric congestion …

Promoting thermodynamically unfavorable [3, 3] rearrangements by chemoselective reduction

P Vertesaljai, R Serrano, MD Mannchen… - Organic …, 2019 - ACS Publications
Herein described is a strategy for promoting thermodynamically unfavorable [3, 3] Cope
rearrangements. 3, 3-Dicyano-1, 5-dienes that are resistant to the thermal rearrangement …