Phosphine organocatalysis

H Guo, YC Fan, Z Sun, Y Wu, O Kwon - Chemical reviews, 2018 - ACS Publications
The hallmark of nucleophilic phosphine catalysis is the initial nucleophilic addition of a
phosphine to an electrophilic starting material, producing a reactive zwitterionic …

Chlorinated solvents: their advantages, disadvantages, and alternatives in organic and medicinal chemistry

A Jordan, P Stoy, HF Sneddon - Chemical Reviews, 2020 - ACS Publications
Chlorinated Solvents: Their Advantages, Disadvantages, and Alternatives in Organic and
Medicinal Chemistry | Chemical Reviews ACS ACS Publications C&EN CAS Find my …

Main group redox catalysis of organopnictogens: vertical periodic trends and emerging opportunities in group 15

JM Lipshultz, G Li, AT Radosevich - Journal of the American …, 2021 - ACS Publications
A growing number of organopnictogen redox catalytic methods have emerged—especially
within the past 10 years—that leverage the plentiful reversible two-electron redox chemistry …

Intermolecular Reductive C–N Cross Coupling of Nitroarenes and Boronic Acids by PIII/PV═O Catalysis

TV Nykaza, JC Cooper, G Li, N Mahieu… - Journal of the …, 2018 - ACS Publications
A main group-catalyzed method for the synthesis of aryl-and heteroarylamines by
intermolecular C–N coupling is reported. The method employs a small-ring …

Main Group Redox Catalysis: Reversible PIII/PV Redox Cycling at a Phosphorus Platform

NL Dunn, M Ha, AT Radosevich - Journal of the American …, 2012 - ACS Publications
A planar, trivalent phosphorus compound is shown to undergo reversible two-electron redox
cycling (PIII/PV) enabling its use as catalyst for a transfer hydrogenation reaction. The …

An Improved PIII/PV═O-Catalyzed Reductive C–N Coupling of Nitroaromatics and Boronic Acids by Mechanistic Differentiation of Rate- and Product-Determining …

G Li, TV Nykaza, JC Cooper, A Ramirez… - Journal of the …, 2020 - ACS Publications
Experimental, spectroscopic, and computational studies are reported that provide an
evidence-based mechanistic description of an intermolecular reductive C–N coupling of …

Catalytic phosphorus (V)-mediated nucleophilic substitution reactions: development of a catalytic Appel reaction

RM Denton, J An, B Adeniran, AJ Blake… - The Journal of …, 2011 - ACS Publications
Catalytic phosphorus (V)-mediated chlorination and bromination reactions of alcohols have
been developed. The new reactions constitute a catalytic version of the classical Appel …

Biphilic Organophosphorus-Catalyzed Intramolecular Csp2–H Amination: Evidence for a Nitrenoid in Catalytic Cadogan Cyclizations

TV Nykaza, A Ramirez, TS Harrison… - Journal of the …, 2018 - ACS Publications
A small-ring phosphacycloalkane (1, 2, 2, 3, 4, 4-hexamethylphosphetane, 3) catalyzes
intramolecular C–N bond forming heterocyclization of o-nitrobiaryl and-styrenyl derivatives …

A Biphilic Phosphetane Catalyzes N–N Bond-Forming Cadogan Heterocyclization via PIII/PVO Redox Cycling

TV Nykaza, TS Harrison, A Ghosh… - Journal of the …, 2017 - ACS Publications
A small-ring phosphacycle, 1, 2, 2, 3, 4, 4-hexamethylphosphetane, is found to catalyze
deoxygenative N–N bond-forming Cadogan heterocyclization of o-nitrobenzaldimines, o …

In situ phosphine oxide reduction: a catalytic Appel reaction

HA van Kalkeren, SHAM Leenders… - … A European Journal, 2011 - Wiley Online Library
Several important reactions in organic chemistry thrive on stoichiometric formation of
phosphine oxides from phosphines. To avoid the resulting burden of waste and purification …