Enantioselective dialkylzinc-mediated alkynylation, arylation and alkenylation of carbonyl groups

T Bauer - Coordination Chemistry Reviews, 2015 - Elsevier
Enantiopure diarylmethanols, propargylic and allylic alcohols are important building blocks
for the synthesis of a plethora of natural products and pharmaceutically relevant compounds …

Enantioselective titanium-promoted 1, 2-additions of carbon nucleophiles to carbonyl compounds

H Pellissier - Tetrahedron, 2015 - Elsevier
The goal of this review is to collect the major developments in enantioselective titanium-
promoted 1, 2-alkylation, 1, 2-arylation, 1, 2-alkynylation, 1, 2-allylation and 1, 2-vinylation …

Thionium ion initiated medium-sized ring formation: the total synthesis of asteriscunolide D

BM Trost, AC Burns, MJ Bartlett, T Tautz… - Journal of the …, 2012 - ACS Publications
The first synthesis of the biologically active humulene natural product asteriscunolide D has
been accomplished in nine steps without the use of protecting groups. The challenging 11 …

[HTML][HTML] Asymmetric catalytic alkynylation of acetaldehyde and its application to the synthesis of (+)-tetrahydropyrenophorol

BM Trost, A Quintard - Angewandte Chemie (International ed. in …, 2012 - ncbi.nlm.nih.gov
By controlling the kinetics of alkynylation over aldolisation (by slowing adding the acceptor),
the challenging asymmetric catalytic alkynylation of acetaldehyde has been realized. This …

Development of Zn–ProPhenol‐Catalyzed Asymmetric Alkyne Addition: Synthesis of Chiral Propargylic Alcohols

BM Trost, MJ Bartlett, AH Weiss… - … A European Journal, 2012 - Wiley Online Library
The development of a general and practical zinc‐catalyzed enantioselective alkyne addition
methodology is reported. The commercially available ProPhenol ligand (1) has facilitated …

Camphor-based Schiff base ligand SBAIB: an enantioselective catalyst for addition of phenylacetylene to aldehydes

R Boobalan, C Chen, GH Lee - Organic & Biomolecular Chemistry, 2012 - pubs.rsc.org
A series of Schiff base ligands were synthesized from (1R)-camphor. Under the optimal
conditions,(+)-SBAIB-a, 10 was found to be an excellent catalyst for the enantioselective …

Robust eco-friendly protocol for the preparation of γ-hydroxy-α, β-acetylenic esters by sequential one-pot elimination–addition of 2-bromoacrylates to aldehydes …

V Pace, L Castoldi, AR Alcantara, W Holzer - Green Chemistry, 2012 - pubs.rsc.org
An efficient and widely applicable preparation of γ-hydroxy-α, β-acetylenic esters is
described by means of a one-pot dehydrobromination of a 2-bromoacrylate ester with LTMP …

Reactions of Aldehydes and Ketones and their Derivatives

BA Murray - Organic Reaction Mechanisms 2011: An annual …, 2014 - Wiley Online Library
Carbohydrate‐based benzylidene acetals undergo reductive ring opening. 1‐β‐O‐Acyl
glucoside conjugates of phenylacetic acids have been synthesized, and their acyl migration …

Recent developments in enantioselective titanium-catalyzed transformations

H Pellissier - Coordination Chemistry Reviews, 2022 - Elsevier
This review collects the recent developments in the field of enantioselective titanium-
catalyzed transformations published since the beginning of 2015, illustrating the power of …

A general strategy toward the total synthesis of C17 polyacetylenes virols A and C

J Liu, HL Li, XR Guo, L Zhou, Y Wang, YN Duan… - Tetrahedron, 2016 - Elsevier
A general strategy toward the total synthesis of biologically important C17 polyacetylenes
family such as virols A and C has been developed, which employed the (R, R)-ProPhenol/Zn …