An overview of the applications of chiral phosphoric acid organocatalysts in enantioselective additions to C [double bond, length as m-dash] O and C [double bond …

X del Corte, EM de Marigorta, F Palacios… - Organic Chemistry …, 2022 - pubs.rsc.org
Chiral phosphoric acids (CPAs) have been used as efficient organocatalysts since the first
examples were reported 18 years ago by Akiyama and Terada. Although they were …

An update on chiral phosphoric acid organocatalyzed stereoselective reactions

EI Jiménez - Organic & Biomolecular Chemistry, 2023 - pubs.rsc.org
Chiral Phosphoric Acids (CPAs) are a highly versatile class of Brønsted acid organocatalysts
that have witnessed a surge in their use in asymmetric synthesis in recent years. Various …

Photoredox cobalt-catalyzed regio-, diastereo-and enantioselective propargylation of aldehydes via propargyl radicals

L Wang, C Lin, Q Chong, Z Zhang, F Meng - Nature Communications, 2023 - nature.com
Catalytic enantioselective introduction of a propargyl group constitutes one of the most
important carbon–carbon forming reactions, as it is versatile to be transformed into diverse …

Asymmetric Syntheses of (Z)- or (E)-β,γ-Unsaturated Ketones via Silane-Controlled Enantiodivergent Catalysis

J Liu, S Gao, E Miliordos, M Chen - Journal of the American …, 2023 - ACS Publications
Cu-catalyzed highly stereoselective and enantiodivergent syntheses of (Z)-or (E)-β, γ-
unsaturated ketones from 1, 3-butadienyl silanes are developed. The nature of the silyl …

Copper‐Catalyzed Asymmetric Acylboration of 1, 3‐Butadienylboronate with Acyl Fluorides

S Gao, J Liu, D Troya, M Chen - Angewandte Chemie, 2023 - Wiley Online Library
We report herein a Cu‐catalyzed regio‐, diastereo‐and enantioselective acylboration of 1, 3‐
butadienylboronate with acyl fluorides. Under the developed conditions, the reactions …

Development of α, α-disubstituted crotylboronate reagents and stereoselective crotylation via Brønsted or Lewis acid catalysis

S Gao, M Duan, Q Shao, KN Houk… - Journal of the American …, 2020 - ACS Publications
The development of α, α-disubstituted crotylboronate reagents is reported. Chiral Brønsted
acid-catalyzed asymmetric aldehyde addition with the developed E-crotylboron reagent …

Stereochemical control via chirality pairing: stereodivergent syntheses of enantioenriched homoallylic alcohols

S Gao, M Duan, J Liu, P Yu, KN Houk… - Angewandte …, 2021 - Wiley Online Library
We report herein the development of stereodivergent syntheses of enantioenriched
homoallylic alcohols using chiral nonracemic α‐CH2Bpin‐substituted crotylboronate. Chiral …

Unusual Enantiodivergence in Chiral Brønsted Acid‐Catalyzed Asymmetric Allylation with β‐Alkenyl Allylic Boronates

S Gao, M Duan, LR Andreola, P Yu… - Angewandte Chemie …, 2022 - Wiley Online Library
We report herein a rare example of enantiodivergent aldehyde addition with β‐alkenyl allylic
boronates via chiral Brønsted acid catalysis. 2, 6‐Di‐9‐anthracenyl‐substituted chiral …

Chiral Phosphoric Acid Dual‐Function Catalysis: Asymmetric Allylation with α‐Vinyl Allylboron Reagents

S Gao, M Duan, KN Houk… - Angewandte Chemie …, 2020 - Wiley Online Library
We report a dual function asymmetric catalysis by a chiral phosphoric acid catalyst that
controls both enantioselective addition of an achiral α‐vinyl allylboronate to aldehydes and …

(Z)-α-Boryl-crotylboron reagents via Z-selective alkene isomerization and application to stereoselective syntheses of (E)-δ-boryl-syn-homoallylic alcohols

S Gao, J Chen, M Chen - Chemical Science, 2019 - pubs.rsc.org
Stereoselective synthesis of (Z)-α-boryl-crotylboronate is developed. Ni-catalyzed Z-
selective alkene isomerization of α-boryl substituted homoallylboronate provided the …