HFIP in organic synthesis

HF Motiwala, AM Armaly, JG Cacioppo… - Chemical …, 2022 - ACS Publications
1, 1, 1, 3, 3, 3-Hexafluoroisopropanol (HFIP) is a polar, strongly hydrogen bond-donating
solvent that has found numerous uses in organic synthesis due to its ability to stabilize ionic …

Recent progress in synthetic applications of hypervalent iodine (III) reagents

A Yoshimura, VV Zhdankin - Chemical Reviews, 2024 - ACS Publications
Hypervalent iodine (III) compounds have found wide application in modern organic
chemistry as environmentally friendly reagents and catalysts. Hypervalent iodine reagents …

A review on synthetic approaches of benzimidazoles

VAS Pardeshi, NS Chundawat, SI Pathan… - Synthetic …, 2021 - Taylor & Francis
From the group of heterocyclic compounds, benzimidazoles remain the central focus, which
owns the important features as six-five member attached rings having two nitrogen atoms at …

Cu‐Catalyzed Cross‐Dehydrogenative ortho‐Aminomethylation of Phenols

C Yu, FW Patureau - Angewandte Chemie International Edition, 2018 - Wiley Online Library
A highly selective CuII‐catalyzed cross‐dehydrogenative ortho‐aminomethylation of
phenols with aniline derivatives is described. The corresponding C (sp2)− C (sp3) coupling …

C–H bond sulfonylation of anilines with the insertion of sulfur dioxide under metal-free conditions

K Zhou, J Zhang, L Lai, J Cheng, J Sun… - Chemical …, 2018 - pubs.rsc.org
C–H bond sulfonylation of anilines with the insertion of sulfur dioxide under metal-free
conditions is described. 2-Sulfonylanilines are generated in moderate to good yields …

Ni-Catalysed intramolecular reductive aminocarbonylation of 2-haloaryl-tethered nitroarenes for the synthesis of dibenzazepine-based heterocycles

Z Feng, JA Ma, CW Cheung - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
Herein, we describe an intramolecular reductive aminocarbonylation of haloaryl-tethered
nitroarenes with carbon monoxide to access dibenzazepine-based heterocycles. The use of …

An intramolecular C (sp 3)–H imination using PhI–m CPBA

A Bose, S Maiti, S Sau, P Mal - Chemical Communications, 2019 - pubs.rsc.org
Herein, a highly exothermic primary amine–polyvalent iodine reaction has been used
successfully for selective functionalization of acidic C (sp3)–H groups for a dehydrogenative …

A modified approach for the site-selective direct C-6 arylation of benzylated uracil

B Savitha, EK Reddy, CSA Kumar, RP Karuvalam… - Tetrahedron …, 2019 - Elsevier
An efficient methodology is reported for the regioselective C-6 arylation of protected uracil
via the palladium catalyzed Csingle bondH functionalization of 1-(4-methoxybenzyl)-3 …

Iodine(III)-Catalyzed Oxidative Cyclization of Aryl Amines to Construct N-Alkylbenzimidazoles

CM White, S Cazares… - The Journal of …, 2024 - ACS Publications
An I (III)-catalyzed oxidative cyclization reaction using selectfluor as the oxidant was
developed that converts ortho-substituted anilines to benzimidazoles. The mild reaction …

Iodine (III)‐Mediated Oxidation of Anilines to Construct Dibenzazepines

CM White, N Zorigt, T Deng… - Chemistry–A European …, 2023 - Wiley Online Library
The development of an efficient process that produces bioactive medium‐sized N‐
heterocyclic scaffolds from 2‐substituted anilines using either iodosobenzene or (bis …