Design and optimization of catalysts based on mechanistic insights derived from quantum chemical reaction modeling

S Ahn, M Hong, M Sundararajan, DH Ess… - Chemical …, 2019 - ACS Publications
Until recently, computational tools were mainly used to explain chemical reactions after
experimental results were obtained. With the rapid development of software and hardware …

trans-Hydrogenation, gem-Hydrogenation, and trans-Hydrometalation of Alkynes: An Interim Report on an Unorthodox Reactivity Paradigm

A Fürstner - Journal of the American Chemical Society, 2018 - ACS Publications
cis-Delivery of H2 to the π-system of an unsaturated substrate is the canonical course of
metal catalyzed hydrogenation reactions. The semireduction of internal alkynes with the aid …

Half-Sandwich Ruthenium Carbene Complexes Link trans-Hydrogenation and gem-Hydrogenation of Internal Alkynes

A Guthertz, M Leutzsch, LM Wolf, P Gupta… - Journal of the …, 2018 - ACS Publications
The hydrogenation of internal alkynes with [Cp* Ru]-based catalysts is distinguished by an
unorthodox stereochemical course in that E-alkenes are formed by trans-delivery of the two …

From Serendipity to Rational Design: Heteroleptic Dirhodium Amidate Complexes for Diastereodivergent Asymmetric Cyclopropanation

FP Caló, A Zimmer, G Bistoni… - Journal of the American …, 2022 - ACS Publications
A heteroleptic dirhodium paddlewheel complex comprising three chiral carboxylate ligands
and one achiral acetamidate ligand has recently been found to be uniquely effective in …

Ru-Catalyzed Geminal Hydroboration of Silyl Alkynes via a New gem-Addition Mechanism

Q Feng, H Wu, X Li, L Song, LW Chung… - Journal of the …, 2020 - ACS Publications
While 1, 2-addition represents the most common mode of alkyne hydroboration, herein we
describe a new 1, 1-hydroboration mode. It is the first demonstration of gem-(H, B) addition …

Recent topics of Cp∗ RuCl-catalyzed annulation reactions

Y Yamamoto - Tetrahedron Letters, 2017 - Elsevier
A wide variety of annulation reactions have been developed using Cp∗ RuCl (cod) and
related complexes as precatalysts. This digest highlights recent progress in Cp∗ RuCl …

Ruthenium‐Catalyzed Geminal Hydroborative Cyclization of Enynes

YX Tan, S Li, L Song, X Zhang, YD Wu… - Angewandte …, 2022 - Wiley Online Library
Disclosed here is the first geminal (gem‐) hydroborative cyclization of enynes. Different from
known hydroborative cyclizations, this process adds hydrogen and boron to the same …

Ru-catalyzed hydroboration of ynones leads to a nontraditional mode of reactivity

Q Feng, S Li, Z Li, Q Yan, X Lin, L Song… - Journal of the …, 2022 - ACS Publications
Although hydroboration of simple ketones and alkynes have been well-established, little is
known about the unique hydroboration reactivity for ynones, a family of important building …

Regio-and stereoselective divergent cross-coupling of alkynes and disubstituted alkenes via photoredox cobalt dual catalysis

SQ Zhang, YL Li, K Cui, C Chen, ZY Gu… - Organic Chemistry …, 2023 - pubs.rsc.org
Achieving divergent synthesis from the same substrates quickly to generate different
products remains an attractive objective in synthetic chemistry and the medicinal industry …

Hydrogenative Metathesis of Enynes via Piano-Stool Ruthenium Carbene Complexes Formed by Alkyne gem-Hydrogenation

S Peil, G Bistoni, R Goddard… - Journal of the American …, 2020 - ACS Publications
The only recently discovered gem-hydrogenation of internal alkynes is a fundamentally new
transformation, in which both H atoms of dihydrogen are transferred to the same C atom of a …