Allenes in catalytic asymmetric synthesis and natural product syntheses

S Yu, S Ma - Angewandte Chemie International Edition, 2012 - Wiley Online Library
Allenes are the simplest class of cumulenes, with two contiguous C C bonds, and show
unique physical and chemical properties. These features make allenes particularly attractive …

Diastereoselective allylation of carbonyl compounds and imines: application to the synthesis of natural products

M Yus, JC Gonzalez-Gomez, F Foubelo - Chemical Reviews, 2013 - ACS Publications
The addition of an allylic organometallic compound to a carbonyl compound or an imine is of
great synthetic interest because in this reaction together with a new functionality (hydroxyl or …

Boron science

NS Hosmane - New technologies and applications, 2011 - api.taylorfrancis.com
What is boron? The question itself may not seem very significant to many people. Their
introduction to the word “boron” could come as the butt of a joke. Conan O'Brien made jokes …

Catalytic asymmetric allylation of carbonyl compounds and imines with allylic boronates

HX Huo, JR Duvall, MY Huang, R Hong - Organic Chemistry Frontiers, 2014 - pubs.rsc.org
Enantioselective allylation is a highly used organic reaction to prepare chiral homoallylic
alcohols and amines, which serve as important building blocks in the synthesis of a variety …

Stereoselective formation of boron-stereogenic organoboron derivatives

A Abdou-Mohamed, C Aupic, C Fournet… - Chemical Society …, 2023 - pubs.rsc.org
Four-coordinate organoboron derivatives present interesting chemical, physical, biological,
electronical, and optical properties. Given the increasing demand for the synthesis of smart …

Chiral Brønsted acid-catalyzed allylboration of aldehydes

P Jain, JC Antilla - Journal of the American Chemical Society, 2010 - ACS Publications
The catalytic enantioselective allylation of aldehydes is a long-standing problem of
considerable interest to the chemical community. We disclose a new high-yielding and …

Highly enantioselective synthesis of tertiary boronic esters and their stereospecific conversion to other functional groups and quaternary stereocentres

HK Scott, VK Aggarwal - Chemistry–A European Journal, 2011 - Wiley Online Library
Organoboron compounds are useful in asymmetric synthesis. We have developed an
efficient methodology for the highly enantioselective synthesis of tertiary boronic esters from …

Allene in katalytischer asymmetrischer Synthese und Naturstoffsynthese

S Yu, S Ma - Angewandte Chemie, 2012 - Wiley Online Library
Allene–Verbindungen mit zwei benachbarten C C‐Bindungen–bilden die einfachste
Klasse unter den Cumulenen. Sie verfügen über außergewöhnliche physikalische und …

Highly diastereoselective and enantiospecific allylation of ketones and imines using borinic esters: contiguous quaternary stereogenic centers

JLY Chen, VK Aggarwal - Angewandte Chemie International …, 2014 - Wiley Online Library
Disubstituted allylic boronic esters are not sufficiently reactive to react with ketones and
imines. However, they can be converted into the corresponding borinic esters by the …

Palladium catalyzed asymmetric three-component coupling of boronic esters, indoles, and allylic acetates

S Panda, JM Ready - Journal of the American Chemical Society, 2017 - ACS Publications
Boronic esters react with 2-lithiated indoles to form boronate intermediates. The boronate
reacts with allylic acetates in the presence of (BINAP) Pd catalysts to allylate C3 concurrent …