By-design molecular architectures via alkyne metathesis

S Huang, Z Lei, Y **, W Zhang - Chemical Science, 2021 - pubs.rsc.org
Shape-persistent purely organic molecular architectures have attracted tremendous
research interest in the past few decades. Dynamic Covalent Chemistry (DCvC), which …

Expanded [23]-helicene with exceptional chiroptical properties via an iterative ring-fusion strategy

GR Kiel, HM Bergman, AE Samkian… - Journal of the …, 2022 - ACS Publications
Expanded helicenes are an emerging class of helical nanocarbons composed of alternating
linear and angularly fused rings, which give rise to an internal cavity and a large diameter …

Exploration of Kobayashi's aryne precursor: a potent reactive platform for the synthesis of polycyclic aromatic hydrocarbons

M Sarmah, A Sharma, P Gogoi - Organic & Biomolecular Chemistry, 2021 - pubs.rsc.org
Arynes due to their transient nature leads to remarkable and versatile applications in the
synthetic world. Apparently, researchers have focused on the construction of simple to …

The ascent of alkyne metathesis to strategy-level status

A Fürstner - Journal of the American Chemical Society, 2021 - ACS Publications
For numerous enabling features and strategic virtues, contemporary alkyne metathesis is
increasingly recognized as a formidable synthetic tool. Central to this development was the …

From the Glovebox to the Benchtop: Air-Stable High Performance Molybdenum Alkylidyne Catalysts for Alkyne Metathesis

JN Korber, C Wille, M Leutzsch… - Journal of the American …, 2023 - ACS Publications
Molybdenum alkylidynes endowed with tripodal silanolate ligands belong to the most active
and selective catalysts for alkyne metathesis known to date. This paper describes a new …

Scalable, divergent synthesis of a high aspect ratio carbon nanobelt

HM Bergman, GR Kiel, RC Handford… - Journal of the …, 2021 - ACS Publications
Carbon nanobelts are molecules of high fundamental and technological interest due to their
structural similarity to carbon nanotubes, of which they are molecular cutouts. Despite this …

Valence-isomer selective cycloaddition reaction of cycloheptatrienes-norcaradienes

S Harada, H Takenaka, T Ito, H Kanda… - Nature …, 2024 - nature.com
The rapid and precise creation of complex molecules while controlling multiple selectivities
is the principal objective in synthetic chemistry. Combining data science and organic …

Expanded helicenes as synthons for chiral macrocyclic nanocarbons

GR Kiel, KL Bay, AE Samkian… - Journal of the …, 2020 - ACS Publications
Expanded helicenes are large, structurally flexible π-frameworks that can be viewed as
building blocks for more complex chiral nanocarbons. Here we report a gram-scale …

Update for Reactions of Group 4 Metallocene Bis (trimethylsilyl) acetylene Complexes: A Never-Ending Story?

U Rosenthal - Organometallics, 2020 - ACS Publications
Recently reported reactions of group 4 metallocene bis (trimethylsilyl) acetylene complexes
from the last two years are summarized. This could be considered as a never-ending story. A …

183W NMR Spectroscopy Guides the Search for Tungsten Alkylidyne Catalysts for Alkyne Metathesis

J Hillenbrand, M Leutzsch, CP Gordon… - Angewandte Chemie …, 2020 - Wiley Online Library
Triarylsilanolates are privileged ancillary ligands for molybdenum alkylidyne catalysts for
alkyne metathesis but lead to disappointing results and poor stability in the tungsten series …