Use of chiral sulfoxides in asymmetric synthesis

H Pellissier - Tetrahedron, 2006 - Elsevier
Although the first chiral organosulfur compounds were obtained at the beginning of this
century, they have received more attention since the early 1960s. Initially, chiral sulfur …

Chiral auxiliaries-principles and recent applications

Y Gnas, F Glorius - Synthesis, 2006 - thieme-connect.com
With modern methods for asymmetric catalysis breaking ground, the use of chiral auxiliaries
seems to be old-fashioned and rather inefficient. However, for many transformations, chiral …

Highly enantioselective carbene insertion into N–H bonds of aliphatic amines

ML Li, JH Yu, YH Li, SF Zhu, QL Zhou - Science, 2019 - science.org
Aliphatic amines strongly coordinate, and therefore easily inhibit, the activity of transition-
metal catalysts, posing a marked challenge to nitrogen-hydrogen (N–H) insertion reactions …

Catalytic asymmetric Hiyama cross-couplings of racemic α-bromo esters

X Dai, NA Strotman, GC Fu - Journal of the American Chemical …, 2008 - ACS Publications
The first catalytic asymmetric cross-coupling of α-halo carbonyl compounds with aryl metal
reagents has been developed, thereby generating synthetically useful α-aryl carboxylic acid …

Divergent Synthesis of Cyclopropane‐Containing Lead‐Like Compounds, Fragments and Building Blocks through a Cobalt Catalyzed Cyclopropanation of Phenyl …

SJ Chawner, MJ Cases‐Thomas… - European journal of …, 2017 - Wiley Online Library
Cyclopropanes provide important design elements in medicinal chemistry and are widely
present in drug compounds. Here we describe a strategy and extensive synthetic studies for …

Efficient and Selective Sulfoxidation by Hydrogen Peroxide, Using a Recyclable Flavin−[BMIm]PF6 Catalytic System

AA Lindén, M Johansson, N Hermanns… - The Journal of Organic …, 2006 - ACS Publications
A new flavin catalyst 2 immobilized in an ionic liquid ([BMIm] PF6) was used for the highly
selective oxidation of sulfides to sulfoxides by hydrogen peroxide. The sulfoxides were …

Efficient copper-mediated reactions of nitrenes derived from sulfonimidamides

D Leca, A Toussaint, C Mareau, L Fensterbank… - Organic …, 2004 - ACS Publications
Sulfonimidamides lead efficiently to nitrenes and have been converted to sulfimides,
sulfoximines, and aziridines in good yields, through a copper-mediated multicomponent …

Intramolecular homolytic substitution of sulfinates and sulfinamides

J Coulomb, V Certal, MH Larraufie… - … A European Journal, 2009 - Wiley Online Library
A general and efficient method for the synthesis of cyclic sulfinates and sulfinamides based
on intramolecular homolytic substitution (SHi) at the sulfur atom by aryl or alkyl radicals is …

Catalytic enantioselective synthesis of vicinal dialkyl arrays.

AW van Zijl, W Szymanski, F López… - The Journal of …, 2008 - europepmc.org
With a consecutive" asymmetric allylic alkylation (AAA)/cross-metathesis (CM)/conjugate
addition (CA)" protocol it is possible to synthesize either stereoisomer of compounds …

Substrate-selective inhibition of cyclooxygenase-2: development and evaluation of achiral profen probes

MA Windsor, DJ Hermanson, PJ Kingsley… - ACS medicinal …, 2012 - ACS Publications
Cyclooxygenase-2 (COX-2) oxygenates arachidonic acid and the endocannabinoids 2-
arachidonoylglycerol (2-AG) and arachidonoylethanolamide (AEA). We recently reported …