Asymmetric enamine catalysis

S Mukherjee, JW Yang, S Hoffmann, B List - Chemical Reviews, 2007 - ACS Publications
The catalysis by primary and secondary amines of electrophilic substitution reactions in the
R-position of carbonyl compounds and related reactions via enamine intermediates is called …

Recyclable stereoselective catalysts

AF Trindade, PMP Gois, CAM Afonso - Chemical reviews, 2009 - ACS Publications
Asymmetric catalysis constitutes one of the most important subjects in chemistry originating
thousands of published works every year. But still, the application of such methodologies in …

Supported proline and proline-derivatives as recyclable organocatalysts

M Gruttadauria, F Giacalone, R Noto - Chemical Society Reviews, 2008 - pubs.rsc.org
In the last eight years, L-proline and L-proline derivatives, such as substituted prolinamides
or pyrrolidines, have been successfully used as organocatalysts in several reactions. In this …

Unexpected inversions in asymmetric reactions: reactions with chiral metal complexes, chiral organocatalysts, and heterogeneous chiral catalysts

M Bartók - Chemical reviews, 2010 - ACS Publications
The recognition of the optical activity of organic compounds, followed by the detailed
analysis of optical isomerism, 1 laid the foundation for the development of asymmetric …

Enantioselective direct aldol reaction: the blossoming of modern organocatalysis

G Guillena, C Najera, DJ Ramon - Tetrahedron: Asymmetry, 2007 - Elsevier
The use of simple (S)-proline as catalyst for the intermolecular direct aldol reaction at the
beginning of this century became a true milestone in the growth of organocatalysis as a …

Organocatalysis with dendrimers

AM Caminade, A Ouali, M Keller… - Chemical Society Reviews, 2012 - pubs.rsc.org
This review gives an overview of the use of dendrimers and dendrons as organocatalysts, ie
as catalysts in the absence of any metal. A large variety of dendrimeric structures have …

l-Proline Functionalized Polymers Prepared by RAFT Polymerization and Their Assemblies as Supported Organocatalysts

A Lu, TP Smart, TH Epps III, DA Longbottom… - …, 2011 - ACS Publications
We have prepared a range of well-defined copolymers of styrene and l-proline
functionalized styrene (5–11 kDa) using reversible addition–fragmentation chain transfer …

Organocatalysis of asymmetric aldol reaction. Catalysts and reagents

SG Zlotin, AS Kucherenko… - Russian Chemical …, 2009 - iopscience.iop.org
The review is devoted to the application of organocatalysis for the asymmetric aldol reaction,
which is one of the most important methods for carbon–carbon bond formation in organic …

Spick-and-span protocol for designing of silica-supported enantioselective organocatalyst for the asymmetric aldol reaction

P Lakhani, CK Modi - Molecular Catalysis, 2022 - Elsevier
In the present work, we report a ground-breaking strategy in the development of spick-and-
span protocol for the synthesis of l-proline chiral scaffold tethered onto the silica matrix ie, l …

A new silica-supported organocatalyst based on L-proline: An efficient heterogeneous catalyst for one-pot synthesis of spiroindolones in water

A Khalafi-Nezhad, ES Shahidzadeh, S Sarikhani… - Journal of Molecular …, 2013 - Elsevier
A simple and practical synthetic strategy for the synthesis of a novel silica-supported
organocatalyst system based on L-proline (SSLP) has been developed. First, silica was …