Copper catalysed Ullmann type chemistry: from mechanistic aspects to modern development

C Sambiagio, SP Marsden, AJ Blacker… - Chemical Society …, 2014 - pubs.rsc.org
Cu-catalysed arylation reactions devoted to the formation of C–C and C–heteroatom bonds
(Ullmann-type couplings) have acquired great importance in the last decade. This review …

Catalytic dehydrogenative aromatization of cyclohexanones and cyclohexenones

X Liu, J Chen, T Ma - Organic & Biomolecular Chemistry, 2018 - pubs.rsc.org
Phenols and phenol derivatives serve as synthetic building blocks for the construction of
compounds ranging from polymers to pharmaceuticals. Despite numerous methods for …

Copper-catalyzed hydroxylation of (hetero) aryl halides under mild conditions

S Xia, L Gan, K Wang, Z Li, D Ma - Journal of the American …, 2016 - ACS Publications
The combination of Cu (acac) 2 and N, N′-bis (4-hydroxyl-2, 6-dimethylphenyl) oxalamide
(BHMPO) provides a powerful catalytic system for hydroxylation of (hetero) aryl halides. A …

Synthesis of phenols: organophotoredox/nickel dual catalytic hydroxylation of aryl halides with water

L Yang, Z Huang, G Li, W Zhang, R Cao… - Angewandte …, 2018 - Wiley Online Library
A highly effective hydroxylation reaction of aryl halides with water under synergistic
organophotoredox and nickel catalysis is reported. The OH group of the resulting phenols …

Copper-mediated C–X functionalization of aryl halides

PJ Amal Joseph, S Priyadarshini - Organic Process Research & …, 2017 - ACS Publications
For more than a century, copper has been used as a promoter in cross-coupling reactions of
aryl halides with diverse nucleophiles to construct C–C and C-heteroatom bonds. The …

Synthesis of complex phenols enabled by a rationally designed hydroxide surrogate

PS Fier, KM Maloney - Angewandte Chemie, 2017 - Wiley Online Library
The conversion of aryl halides to phenols under mild reaction conditions is a longstanding
and formidable challenge in organic chemistry. Herein, we report the rational design of a …

Total synthesis of spirobacillene A

WP Unsworth, JD Cuthbertson, RJK Taylor - Organic letters, 2013 - ACS Publications
The first total synthesis of spirobacillene A, an indole alkaloid isolated from Lysinibacillus
fusiformis, is reported. A Lewis acid mediated spirocyclization of an anisole derivative onto a …

Visible light-catalytic hydroxylation of aryl halides with water to phenols by carbon nitride and nickel complex cooperative catalysis

K Wang, M Tong, Y Yang, B Zhang, H Liu, H Li… - Green …, 2020 - pubs.rsc.org
The efficient conversion of aryl halides to phenols under mild reaction conditions remains a
great challenge. Here we demonstrate that a facile and efficient hydroxylation reaction of …

Catalysis by Amberlite IR-120 resin: a rapid and green method for the synthesis of phenols from arylboronic acids under metal, ligand, and base-free conditions

N Mulakayala, KM Kumar, RK Rapolu, B Kandagatla… - Tetrahedron …, 2012 - Elsevier
A clean process has been developed for the ipso-hydroxylation of aryl and heteroaryl
boronic acids to the corresponding phenols using commercially available and recyclable …

Reagent design and ligand evolution for the development of a mild copper-catalyzed hydroxylation reaction

PS Fier, KM Maloney - Organic letters, 2017 - ACS Publications
Parallel synthesis and mass-directed purification of a modular ligand library, high-
throughput experimentation, and rational ligand evolution have led to a novel copper …