[HTML][HTML] Artificial molecular machines

S Erbas-Cakmak, DA Leigh, CT McTernan… - Chemical …, 2015 - ACS Publications
The widespread use of molecular machines in biology has long suggested that great
rewards could come from bridging the gap between synthetic molecular systems and the …

Chain-growth condensation polymerization for the synthesis of well-defined condensation polymers and π-conjugated polymers

T Yokozawa, A Yokoyama - Chemical reviews, 2009 - ACS Publications
Condensation polymerization is an important method of polymerization that yields not only
engineering plastics such as polyamides, polyesters, and polyimides but also π-conjugated …

Catalyst-transfer polycondensation. Mechanism of Ni-catalyzed chain-growth polymerization leading to well-defined poly (3-hexylthiophene)

R Miyakoshi, A Yokoyama… - Journal of the American …, 2005 - ACS Publications
We studied the mechanism of the chain-growth polymerization of 2-bromo-5-
chloromagnesio-3-hexylthiophene (1) with Ni (dppp) Cl2 [dppp= 1, 3-bis …

Walking molecules

M von Delius, DA Leigh - Chemical Society Reviews, 2011 - pubs.rsc.org
Movement is intrinsic to life. Biologists have established that most forms of directed
nanoscopic, microscopic and, ultimately, macroscopic movements are powered by …

Random catalyst walking along polymerized poly (3-hexylthiophene) chains in Kumada catalyst-transfer polycondensation

R Tkachov, V Senkovskyy, H Komber… - Journal of the …, 2010 - ACS Publications
A “walking” process of Ni catalysts during Kumada catalyst-transfer polycondensation along
polymerizing poly (3-hexylthiophene), P3HT, chains was investigated. To simplify polymer …

Reactions of nickel (0) with organochlorides, organobromides, and organoiodides: mechanisms and structure/reactivity relationships

ME Greaves, ELBJ Humphrey… - Catalysis Science & …, 2021 - pubs.rsc.org
The reactions of nickel (0) complexes with organohalides have been reviewed. The review
is divided according to the class of ligand that is present on nickel: phosphine, N …

Catalyst-Transfer Polycondensation for the Synthesis of Poly(p-phenylene) with Controlled Molecular Weight and Low Polydispersity

R Miyakoshi, K Shimono, A Yokoyama… - Journal of the …, 2006 - ACS Publications
To examine whether catalyst-transfer polycondensation, which affords well-defined
polythiophenes, has generality for other conjugated polymers, the synthesis of poly (p …

Converting step-growth to chain-growth condensation polymerization

A Yokoyama, T Yokozawa - Macromolecules, 2007 - ACS Publications
The development and applications of chain-growth condensation polymerization are
reviewed. Well-defined aromatic polyamides, polyesters, and polyethers have been …

Nickel-catalyzed monosubstitution of polyfluoroarenes with organozinc reagents using alkoxydiphosphine ligand

Y Nakamura, N Yoshikai, L Ilies, E Nakamura - Organic letters, 2012 - ACS Publications
A new diphosphine (POP) ligand bearing an alkoxide group allows us to synthesize partially
fluorinated arenes. A nickel-catalyzed cross-coupling between a polyfluoroarene and an …

Pd‐Catalyzed Selective Bifunctionalization of 3‐Iodo‐o‐Carborane by Pd Migration

Y Ge, J Zhang, Z Qiu, Z Xie - Angewandte Chemie International …, 2020 - Wiley Online Library
A palladium‐catalyzed highly selective 3, 4‐bifunctionalization of 3‐I‐o‐carborane has been
developed, leading to the preparation of 3‐alkenyl‐4‐R‐o‐carboranes (R= alkyl, alkynyl …