Recent Applications and Trends in the Julia‐Kocienski Olefination

PXT Rinu, S Radhika, G Anilkumar - ChemistrySelect, 2022 - Wiley Online Library
Abstract The Julia‐Kocienski (J‐K) olefination is a modified version of Julia‐Lythgoe
olefination. In this reaction, an aldehyde or ketone is coupled with heterocycle‐bearing …

Catalytic asymmetric cyanation reactions of aldehydes and ketones in total synthesis

XP Zeng, JC Sun, C Liu, CB Ji… - Advanced Synthesis & …, 2019 - Wiley Online Library
Catalytic asymmetric cyanation reactions of aldehydes and ketones provide efficient routes
for the synthesis of optically active cyanohydrins, which are versatile synthons for the …

Inspirations from tetrafibricin and related polyketides: new methods and strategies for 1, 5-polyol synthesis

RM Friedrich, GK Friestad - Natural product reports, 2020 - pubs.rsc.org
Covering: up to 2019 Selective synthesis with control of remote stereogenic centers has long
been a challenge in organic chemistry. In recent years the interest in this topic has been …

Total Synthesis of Cryptoconcatone D via Construction of 1, 3-Diol Units Using Chiral Horner–Wittig Reagents

F Mittendorf, IE Celik, SF Kirsch - The Journal of Organic …, 2022 - ACS Publications
The modular synthesis of 1, 3-polyols using a chiral phosphine oxide building block is
reported. This versatile building block works in a repetitive way for the stereocontrolled …

A Three-Step Catalytic Asymmetric Sequence from Alkynes to α-Silyloxyaldehydes and Its Application to a C22–C41 Fragment of Bastimolide A

JN Hackbarth, GK Friestad - Organic letters, 2024 - ACS Publications
1, 5-Polyol structures present challenges in stereocontrol, configurational assignment, and
diastereomer separation; these are all compromised by remote stereochemical …

Organocatalytic Enantio- and Diastereoselective Construction of syn-1,3-Diol Motifs via Dynamic Kinetic Resolution of In Situ Generated Chiral Cyanohydrins

A Matsumoto, K Asano, S Matsubara - Organic letters, 2019 - ACS Publications
An organocatalytic method for the asymmetric synthesis of syn-1, 3-dioxanes as protected 1,
3-diols via dynamic kinetic resolution of in situ generated chiral cyanohydrins has been …

Capture of mechanically interlocked molecules by rhodium-mediated terminal alkyne dimerisation

TM Hood, S Lau, AB Chaplin - RSC advances, 2024 - pubs.rsc.org
The transition metal-mediated dimerisation of terminal alkynes is an attractive and atom-
economic method for preparing conjugated 1, 3-enynes. Using a phosphine-based …

On the role of β-silyloxy-and β-alkoxyaldehyde protecting groups in Mukaiyama aldol 1, 3-diastereocontrol

LW Howell, GK Friestad - Tetrahedron Letters, 2022 - Elsevier
Longstanding paradigmatic studies have noted anti-1, 3-diastereocontrol in Mukaiyama
aldol reactions with β-silyloxy-and β-alkoxyaldehydes. In our efforts to exploit this …

An Iterative Phosphate Tether Mediated Approach for the Synthesis of Complex Polyol Subunits

S Javed, A Ganguly, GC Dissanayake… - Organic Letters, 2021 - ACS Publications
A pot-economical approach to advanced polyol subunits is reported. The key reactions
involved are iterative use of a phosphate tether-mediated one-pot sequential RCM/CM/H2 …

Unified Strategy for 1, 5, 9-and 1, 5, 7-Triols via Configuration-Encoded 1, 5-Polyol Synthesis: Enantioselective Preparation of γ-Sulfonyl-α-silyloxyaldehydes and …

RM Friedrich, G Sreenilayam, J Hackbarth… - The Journal of …, 2018 - ACS Publications
Diverse classes of natural products contain chiral 1, 5-polyols, within which may be
stereochemical triads of 1, 5, 9-and 1, 5, 7-triols. Biological activities associated with …