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 Advances in Mono‐and Difunctionalization of Unactivated Olefins

M Patel, B Desai, A Sheth… - Asian Journal of …, 2021 - Wiley Online Library
Olefins are synthetically useful building blocks in modern organic synthesis. Direct
functionalization of olefins; represent one of the most explored transformations in synthetic …

[HTML][HTML] NiH-catalysed proximal-selective hydroalkylation of unactivated alkenes and the ligand effects on regioselectivity

XX Wang, YT Xu, ZL Zhang, X Lu, Y Fu - Nature Communications, 2022 - nature.com
Alkene hydrocarbonation reactions have been developed to supplement traditional
electrophile-nucleophile cross-coupling reactions. The branch-selective hydroalkylation …

[HTML][HTML] Directed nickel-catalyzed 1, 2-dialkylation of alkenyl carbonyl compounds

J Derosa, VA van der Puyl, VT Tran, M Liu… - Chemical …, 2018 - pubs.rsc.org
A nickel-catalyzed conjunctive cross-coupling of non-conjugated alkenes, alkyl halides, and
alkylzinc reagents is reported. Regioselectivity is controlled by chelation of a removable …

Efficient copolymerization of acrylate and ethylene with neutral P, O-chelated nickel catalysts: mechanistic investigations of monomer insertion and chelate formation

S Xiong, MM Shoshani, X Zhang… - Journal of the …, 2021 - ACS Publications
The efficient copolymerization of acrylates with ethylene using Ni catalysts remains a
challenge. Herein, we report two neutral Ni (II) catalysts (POP-Ni-py (1) and PONap-Ni-py …

Remote Stereocenter through Amide-Directed, Rhodium-Catalyzed Enantioselective Hydroboration of Unactivated Internal Alkenes

W Zhao, KZ Chen, AZ Li, BJ Li - Journal of the American Chemical …, 2022 - ACS Publications
Despite the frequent occurrence of γ-branched amines in bioactive molecules, the direct
catalytic asymmetric synthesis of this structural motif containing a remote stereocenter …

Palladium-catalyzed amide-directed enantioselective hydrocarbofunctionalization of unactivated alkenes using a chiral monodentate oxazoline ligand

H Wang, Z Bai, T Jiao, Z Deng, H Tong… - Journal of the …, 2018 - ACS Publications
A Pd-catalyzed amide-directed enantioselective hydrocarbofunctionalization of unactivated
alkenes with C–H nucleophiles has been developed using a chiral monodentate oxazoline …

Catalytic carbo-and aminoboration of alkenyl carbonyl compounds via five-and six-membered palladacycles

Z Liu, HQ Ni, T Zeng, KM Engle - Journal of the American …, 2018 - ACS Publications
A palladium (II)-catalyzed alkene difunctionalization reaction has been developed, wherein
B2pin2 is used to trap chelation-stabilized alkylpalladium (II) intermediates that are formed …

[HTML][HTML] Merging photoredox PCET with Ni-catalyzed cross-coupling: cascade amidoarylation of unactivated olefins

S Zheng, Á Gutiérrez-Bonet, GA Molander - Chem, 2019 - cell.com
The integration of amidyl radicals with cross-coupling chemistry opens new avenues for
reaction design. However, the lack of efficient methods for the generation of such radical …

[HTML][HTML] Alkyl halides as both hydride and alkyl sources in catalytic regioselective reductive olefin hydroalkylation

X Chen, W Rao, T Yang, MJ Koh - Nature Communications, 2020 - nature.com
Among the plethora of catalytic methods developed for hydrocarbofunctionalization of
olefins to date, reactions that regioselectively install a functionalized alkyl unit at the 2 …