Results 11 to 20 of about 16,879 (311)

Phosphine Organocatalysis. [PDF]

open access: yesChemical Reviews, 2018
The hallmark of nucleophilic phosphine catalysis is the initial nucleophilic addition of a phosphine to an electrophilic starting material, producing a reactive zwitterionic intermediate, generally under mild conditions.
Hongchao Guo   +4 more
semanticscholar   +5 more sources

Theoretical Perspectives in Organocatalysis

open access: yesChemistry – A European Journal, 2022
It is clear that the field of organocatalysis is continuously expanding during the last decades. With increasing computational capacity and new techniques, computational methods have provided a more economic approach to explore different chemical systems.
Nika Melnyk   +3 more
semanticscholar   +3 more sources

Organocatalysis emerging as a technology [PDF]

open access: yesPure and Applied Chemistry, 2021
During the last 20 years, organocatalysis has significantly advanced as a field. Thanks to contributions from hundreds of groups and companies around the world, the area has risen from a few mechanistically ill-defined niche reactions, to one of the most
Miles H. Aukland, B. List
semanticscholar   +4 more sources

Organocatalysis for depolymerisation

open access: yesPolymer Chemistry, 2019
Chemical recycling of plastics offers a green method to deal with plastic waste. In this review, we highlight the recent advances made by applying organocatalysts to chemically degrade polymers as a promising tool to reach a circular plastic economy.
Coralie Jehanno   +4 more
semanticscholar   +6 more sources

Organocatalysis [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2012
Benjamin List
doaj   +3 more sources

Organocatalysts for enantioselective synthesis of fine chemicals: definitions, trends and developments

open access: yesScienceOpen Research, 2015
Organocatalysis, that is the use of small organic molecules to catalyse organic transformations, has been included among the most successful concepts in asymmetric catalysis and it has been used for the enantioselective construction of C-C, C-N, C-O, C-S,
Chiara Palumbo
doaj   +5 more sources

Recent Advances in the Enantioselective Radical Reactions

open access: yesMolecules, 2023
The review covers research published since 2017 and is focused on enantioselective synthesis using radical reactions. It describes recent approaches to the asymmetric synthesis of chiral molecules based on the application of the metal catalysis, dual ...
Tomasz Bauer   +2 more
doaj   +1 more source

Recent Developments and Trends in Asymmetric Organocatalysis

open access: yesAnnalen der Pharmacie, 2022
Asymmetric organocatalysis has experienced a long and spectacular way since the early reports over a century ago by von Liebig, Knoevenagel and Bredig, showing that small (chiral) organic molecules can catalyze (asymmetric) reactions.
O. García Mancheño, Mario Waser
semanticscholar   +1 more source

Hydrazones as Singular Reagents in Asymmetric Organocatalysis [PDF]

open access: yes, 2016
This Minireview summarizes strategies and developments regarding the use of hydrazones as reagents in asymmetric organocatalysis, their distinct roles in nucleophile–electrophile, cycloaddition, and cyclization reactions.
Fernández Fernández, Rosario Fátima   +4 more
core   +3 more sources

Epoxides: Small Rings to Play with under Asymmetric Organocatalysis

open access: yesACS Organic & Inorganic Au, 2022
Optically pure epoxides are recognized as highly valuable products and key intermediates, useful in different areas from pharmaceutical and agrochemical industries to natural product synthesis and materials science.
Sara Meninno, A. Lattanzi
semanticscholar   +1 more source

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