Progress in organocatalysis with hypervalent iodine catalysts

FV Singh, SE Shetgaonkar, M Krishnan… - Chemical Society …, 2022 - pubs.rsc.org
Hypervalent iodine compounds as environmentally friendly and relatively inexpensive
reagents have properties similar to transition metals. They are employed as alternatives to …

Chiral hypervalent iodines: active players in asymmetric synthesis

A Parra - Chemical reviews, 2019 - ACS Publications
Asymmetric organocatalytic oxidations have been witnessed to an impressive development
in the last years thanks to the establishment of important chiral hypervalent iodines (III/V) …

Enantioselective iodine (I/III) catalysis in organic synthesis

A Flores, E Cots, J Bergès… - Advanced Synthesis & …, 2019 - Wiley Online Library
Chiral aryliodine (III) reagents have provided an advanced concept for enantioselective
synthesis and catalysis. With the advent of chiral iodine (I/III) catalysis, many different …

Asymmetric direct/stepwise dearomatization reactions involving hypervalent iodine reagents

R Kumar, FV Singh, N Takenaga… - Chemistry–An Asian …, 2022 - Wiley Online Library
A remarkable growth in hypervalent iodine‐mediated oxidative transformations as
stoichiometric reagents as well as catalysts has been well‐documented due to their …

Catalyst-substrate helical character matching determines the enantioselectivity in the Ishihara-type iodoarenes catalyzed asymmetric Kita-dearomative …

H Zheng, L Cai, M Pan, M Uyanik… - Journal of the …, 2023 - ACS Publications
Catalyst design has traditionally focused on rigid structural elements to prevent
conformational flexibility. Ishihara's elegant design of conformationally flexible C 2 …

Asymmetric iodine catalysis-mediated enantioselective oxidative transformations

A Claraz, G Masson - Organic & biomolecular chemistry, 2018 - pubs.rsc.org
The implementation of chiral iodine catalysis has tremendously been developed in the field
of asymmetric synthesis over the past decade. It enables the stereoselective creation of C–O …

para-Selective dearomatization of phenols by I (i)/I (iii) catalysis-based fluorination

T Stünkel, K Siebold, D Okumatsu, K Murata… - Chemical …, 2023 - pubs.rsc.org
The regio-and enantio-selective dearomatization of phenols has been achieved by I (I)/I (III)
catalysis enabled fluorination. The process is highly para-selective, guiding the fluoride …

Indanol‐Based Chiral Organoiodine Catalysts for Enantioselective Hydrative Dearomatization

T Hashimoto, Y Shimazaki, Y Omatsu… - Angewandte Chemie …, 2018 - Wiley Online Library
Rapid development in the last decade has rendered chiral organoiodine (I/III) catalysis a
reliable methodology in asymmetric catalysis. However, due to the severely limited numbers …

High-performance ammonium hypoiodite/oxone catalysis for enantioselective oxidative dearomatization of arenols

M Uyanik, T Kato, N Sahara, O Katade, K Ishihara - ACS Catalysis, 2019 - ACS Publications
A high-performance enantioselective quaternary ammonium hypoiodite catalysis was
developed for the dearomatization of arenols using oxone as an environmentally benign …

Electro-Oxidative sp3 C–H Bond Functionalization and Annulation Cascade: Synthesis of Novel Heterocyclic Substituted Indolizines

BK Malviya, AK Jassal, M Karnatak… - The Journal of …, 2022 - ACS Publications
Indolizine derivatives are prevalent in many synthetic intermediates, pharmaceuticals, and
organic materials. Herein, we report a novel electro-oxidative cascade cyclization reaction …