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 …

Toolbox for distal C–H bond functionalizations in organic molecules

SK Sinha, S Guin, S Maiti, JP Biswas, S Porey… - Chemical …, 2021 - ACS Publications
Transition-metal-catalyzed C–H activation has developed a contemporary approach to the
omnipresent area of retrosynthetic disconnection. Scientific researchers have been tempted …

Arene diversification through distal C(sp2)−H functionalization

U Dutta, S Maiti, T Bhattacharya, D Maiti - Science, 2021 - science.org
BACKGROUND Organic synthetic chemistry has facilitated the production of medicines,
agrochemicals, food, polymers, dyes, and more through step-and atom-economical …

Controlling Reactivity and Selectivity in the Nondirected C–H Activation of Arenes with Palladium

S Kaltenberger, M van Gemmeren - Accounts of Chemical …, 2023 - ACS Publications
Conspectus Aromatic structures are widespread motifs throughout organic chemistry, and C–
H activation has been recognized as a major tool for enabling their sustainable and efficient …

Dual Ligand Enabled Nondirected C–H Chalcogenation of Arenes and Heteroarenes

SK Sinha, S Panja, J Grover, PS Hazra… - Journal of the …, 2022 - ACS Publications
Chalcogenide motifs are present as principal moieties in a vast array of natural products and
complex molecules. Till date, the construction of these chalcogen motifs has been restricted …

Dual-Ligand Catalyst for the Nondirected C–H Olefination of Heteroarenes

G Meng, Z Wang, HSS Chan, N Chekshin… - Journal of the …, 2023 - ACS Publications
Pd (II)-catalyzed nondirected C–H functionalization of heteroarenes is a significant
challenge for the following reasons: poor reactivity of electron-deficient heterocycles and the …

Palladium-catalyzed nondirected late-stage C–H deuteration of arenes

M Farizyan, A Mondal, S Mal, F Deufel… - Journal of the …, 2021 - ACS Publications
We describe a palladium-catalyzed nondirected late-stage deuteration of arenes. Key
aspects include the use of D2O as a convenient and easily available deuterium source and …

Palladium-Catalyzed Stitching of 1,3-C(sp3)–H Bonds with Dihaloarenes: Short Synthesis of (±)-Echinolactone D

M Tomanik, JQ Yu - Journal of the American Chemical Society, 2023 - ACS Publications
Palladium-catalyzed C (sp3)–H functionalization presents an efficient strategy to construct a
variety of carbon–carbon bonds. However, application of this approach toward the …

Sterically controlled late-stage C–H alkynylation of arenes

A Mondal, H Chen, L Flämig, P Wedi… - Journal of the …, 2019 - ACS Publications
Phenylacetylenes are key structural motifs in organic chemistry, which find widespread
applications in bioactive molecules, synthetic intermediates, functional materials, and …

Nickel-catalyzed cyanation of aryl halides and hydrocyanation of alkynes via C–CN bond cleavage and cyano transfer

H Chen, S Sun, YA Liu, X Liao - ACS Catalysis, 2019 - ACS Publications
We report nickel-catalyzed cyanation and hydrocyanation methods to prepare aryl nitriles
and vinyl nitriles from aryl halides and alkynes, respectively. Using inexpensive and …