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Chemistry World
March 19, 2009
Manisha Lalloo
Copper catalysts give meta aromatics UK Researchers have discovered that, simply by using a copper catalyst, they are able to perform tricky substitution reactions at a difficult position on benzene rings mark for My Articles similar articles
Chemistry World
January 14, 2015
Karl Collins
Alkynes reverse reactivity Coupling together thiols and alkynes -- both inherently nucleophilic species -- is a tricky prospect. mark for My Articles similar articles
Chemistry World
November 1, 2012
Laura Howes
Shining new light on the Ullmann reaction Ullmann C -- N coupling -- a copper mediated carbon -- nitrogen coupling reaction used to create arylamines -- is one of the most widely used reactions in the pharmaceutical industry. mark for My Articles similar articles
Chemistry World
February 20, 2012
James Urquhart
Unusual kinetics of catalyst revealed US researchers have elucidated the unusual reaction kinetics of C-H activation by the palladium(II) catalyst (Pd(OAc) 2). mark for My Articles similar articles
Chemistry World
November 5, 2015
Emma Stoye
Unnatural nanoreactor puts click reaction in the spotlight A protein 'nanoreactor' that can monitor a click chemistry reaction at the level of single molecules has been created by adding an unnatural amino acid to a nanopore. mark for My Articles similar articles
Chemistry World
September 28, 2015
Karl Collins
A witches' brew for trifluoromethylation Trifluoromethylating phenols is one example of a reaction that would be incredibly useful when attempting to tune the chemical and biological properties of molecules for pharmaceutical and agrochemical research. mark for My Articles similar articles
Chemistry World
March 14, 2012
James Urquhart
Catalysis at the flick of a switch German researchers have created a molecular nanoswitch that can be reversibly and repeatedly turned on and off to control a chemical reaction. mark for My Articles similar articles
Chemistry World
March 24, 2015
Karl Collins
Back to basics for silylation While silicon is probably most familiar in organic synthesis as part of protecting groups, its utility extends much further. mark for My Articles similar articles
Chemistry World
October 22, 2008
Susan Aldridge
A greener route to amines Researchers based in Israel have developed an easier way to make troublesome primary amines, using a new ruthenium catalyst. mark for My Articles similar articles
Chemistry World
August 16, 2009
Tom Bond
Catalyst free carbon-carbon bond formation The method offers an environmentally friendly way to form one of the most important bonds in organic synthesis. mark for My Articles similar articles
Chemistry World
July 3, 2015
Andy Extance
Copper catalysis overcomes double bond trouble Some carbon-carbon double bonds seem too unreactive for synthetic use -- but that's just how chemists in the US are now exploiting them. mark for My Articles similar articles
Chemistry World
September 24, 2009
Phillip Broadwith
Carbon can't but tin can US chemists have discovered that distannynes - tin-based analogues of acetylenes - can react reversibly with ethene to make cyclic complexes. mark for My Articles similar articles
Chemistry World
October 30, 2007
James Mitchell Crow
A Better Catalyst for Fuel Cells? Alloy nanoparticles that efficiently catalyse oxygen's conversion into water - the energy-releasing reaction that occurs in fuel cells - have been discovered. The particles are up to six times more active than pure platinum, the material typically used in current fuel cells. mark for My Articles similar articles
Chemistry World
September 30, 2009
Simon Haddlington
Porous networks trap reactive intermediates Chemists in Japan have shown how it is possible to take sequential x-ray snapshots of chemical reactions taking place within molecular-sized 'reaction chambers', capturing the crystal structures of short-lived reactive intermediates. mark for My Articles similar articles
Chemistry World
April 4, 2008
James Mitchell Crow
More to Catalysis Than Meets the Eye Catalysts are more than just a reactive surface. Changes beneath a metal's skin can completely change the course of a reaction. mark for My Articles similar articles
Chemistry World
September 4, 2008
Fred Campbell
Two catalysts better than one US researchers have cracked a long standing problem in chemical synthesis - the catalytic alpha-alkylation of aldehydes - by combining two catalysts in one pot. mark for My Articles similar articles
Chemistry World
February 2, 2012
Philip Robinson
Ultrafast NMR shows the way Chemists have created an ultrafast NMR technique that can 'watch' how chemical reactions occur in real time. They've used the technique to follow the formation of pyrimidines from carbonyls and even identified new intermediates never before thought to be part of the reaction. mark for My Articles similar articles
Chemistry World
November 25, 2014
James Urquhart
Nanomolar chemistry enables 1500 experiments in a single day Chemists have conducted over 1500 chemistry experiments in under a day thanks to a miniaturized, high throughput automation platform they developed for identifying how synthetic molecules react under various conditions. mark for My Articles similar articles
Chemistry World
January 25, 2007
Richard Van Noorden
Water Surprise for Atmospheric Scientists Lone water molecules can catalyze reactions between atmospheric gases, scientists have confirmed, throwing a wrench in the works of supposedly simple atmospheric chemistry. mark for My Articles similar articles
Chemistry World
September 23, 2010
Jon Cartwright
Catalyst improves prospects for fuel cells Chemists in the US have developed a new catalyst that could help in a key reaction used to generate hydrogen for fuel cells. mark for My Articles similar articles
Chemistry World
April 28, 2010
Mike Brown
Producing hydrogen from sea water A new catalyst that generates hydrogen from sea water has been developed by scientists in the US. mark for My Articles similar articles
Chemistry World
December 14, 2012
Jon Cartwright
Pico-gold clusters break catalysis record Chemists in Spain have shown that small clusters of gold atoms are excellent inorganic catalysts with record-breaking efficiency. mark for My Articles similar articles
Chemistry World
February 6, 2008
Simon Hadlington
Better Detection of DNA Synthesis Researchers in the US have developed a new way to detect DNA synthesis in living cells by using click chemistry -- the concept of reacting together two 'high energy' molecules that 'click' together efficiently under mild conditions. mark for My Articles similar articles
Chemistry World
March 28, 2013
Simon Hadlington
Copper catalysis sees the light Researchers in the US have shown that the oxide coating on copper nanoparticles can be stripped away by light, exposing the metallic, catalytic copper core. mark for My Articles similar articles
Chemistry World
May 1, 2008
Simon Hadlington
Click chemistry illuminates embryo development US researchers have smuggled modified sugar molecules into a developing zebrafish embryo and then used 'click chemistry' to snap a fluorescent tag onto them to watch cells and tissues forming. mark for My Articles similar articles
Chemistry World
May 8, 2014
Mandelalide A The recent synthesis of the proposed structure of mandelalide A is a good example of a well-designed route that seamlessly integrates some cutting-edge chemistry. mark for My Articles similar articles
Chemistry World
May 29, 2015
Derek Lowe
Magic molecule modifiers The synthesis of a new organic molecule can be approached in several ways. mark for My Articles similar articles
Chemistry World
October 11, 2012
Ian Le Guillou
Turbo-charged Diels-Alder reaction The Diels - Alder reaction is one that sticks in the mind of even the most reluctant chemistry student -- there is a certain elegance in the ring formation from an alkene and diene. mark for My Articles similar articles
Chemistry World
July 13, 2015
Philip Ball
First snapshot of elusive intermediate supplies surprise A team near Zurich in Switzerland, has been able to take a single-molecule snapshot of an intermediate in a common class of organic reactions. mark for My Articles similar articles
Chemistry World
September 4, 2014
Simon Hadlington
'Unifying theory' proposed for carbon monoxide oxidation on supported gold nanoparticles US researchers believe they have uncovered the means by which gold nanoparticles sitting on a support of titanium dioxide can oxidise carbon monoxide at low temperatures. mark for My Articles similar articles
Chemistry World
November 21, 2011
David Bradley
Zombie reaction returns from the dead An oscillating reaction that apparently stops after 10 hours, but is then resurrected spontaneously several hours later, has been discovered by a group of chemistry students at the Mito Dai-ni senior high school in Ibaraki, Japan. mark for My Articles similar articles
Chemistry World
January 15, 2010
Kate McAlpine
Capturing carbon with copper A team of researchers in the Netherlands have devised a trap that can pull carbon dioxide out of the air. mark for My Articles similar articles
Chemistry World
May 21, 2009
James Urquhart
Catalyst kinetics revealed French and UK scientists have developed a spectroscopy technique that has elucidated the reaction mechanism of a silver-alumina catalyst. mark for My Articles similar articles
Chemistry World
June 23, 2015
Philip Ball
Ultra-bright x-rays film molecular reaction A team working at the Stanford Linear Collider in California claims to have made 'the first molecular movie' using ultra-fast x-ray scattering from molecules as they undergo a chemical reaction. mark for My Articles similar articles
Chemistry World
April 18, 2012
Elinor Richards
Homogeneous Catalyst Recovery Made Easier Scientists have now found a way to recover homogeneous catalysts at the end of a chemical reaction that doesn't suffer from the slow reaction rates that affect current catalyst recovery systems. mark for My Articles similar articles
Chemistry World
March 6, 2008
Simon Hadlington
Synthetic Enzymes Designed by Computer Scientists in the US have designed and built an artificial enzyme from scratch. mark for My Articles similar articles
Chemistry World
September 1, 2006
Katharine Sanderson
Copper Mines and Coordination Chemistry Extracting pure copper metal from low-grade metal ores will benefit from the latest coordination chemistry research, thanks to a molecule that can hold negative and positive ions in place, UK chemists claim. mark for My Articles similar articles
Chemistry World
April 15, 2012
Jon Evans
Synthetic chemists print labware to order Not only do 3D printers offer the possibility of producing vessels with much more complex architectures, but the vessels can be designed to influence the course of the reaction or even to take part in it. mark for My Articles similar articles
Chemistry World
August 22, 2014
Derek Lowe
Death of a reagent Anyone who's been practicing organic chemistry for a while can think back to reactions and reagents that were once in far wider use than they are today. mark for My Articles similar articles
Chemistry World
April 12, 2013
Melissae Fellet
Elusive atmospheric intermediates reveal some secrets Scientists have found further evidence for the existence of an elusive intermediate implicated in chemical reactions that degrade atmospheric pollutants. mark for My Articles similar articles
Chemistry World
September 2011
Paul Docherty
Column: Totally Synthetic Corey Stephenson of Boston University is an expert a type of reaction called photochemical reduction-oxidation. He has charmed photons into performing many chemical tricks, but one is a photoredox dehalogenation using blue light and a ruthenium bipyridyl catalyst. mark for My Articles similar articles
Chemistry World
April 2010
Paul Docherty
Column: Totally Synthetic When one attempts the first synthesis of a natural product, the set of challenges are often unknown; which intermediates are either inaccessible or unstable, for instance. mark for My Articles similar articles
Chemistry World
May 30, 2006
Michael Gross
A Physiological Role for Healthy Prions Researchers have shown that the healthy version of the scrapie pathogen helps maintain the optimum concentration of copper ions in the cell. mark for My Articles similar articles
Chemistry World
July 1, 2012
Paul Docherty
Vincorine Cage-structured natural products are some of the most appealing (if perhaps not appetising) targets for organic chemists -- perhaps due to their obvious intricacy of form, but also because of their structural rigidity. mark for My Articles similar articles
Chemistry World
September 24, 2008
Lewis Brindley
Copper Future for Solar Cells Rare ruthenium complexes that are a key component of dye-sensitized solar cells could be replaced by molecules based on copper. mark for My Articles similar articles
Chemistry World
December 16, 2011
Kate McAlpine
Radical experiment assesses interstellar nitrogen Radical reactions are challenging to measure at cold temperatures, but an international team of researchers have recently clocked the rate for atomic nitrogen and hydroxyl radicals at 56K. mark for My Articles similar articles
Chemistry World
November 27, 2012
Paul Docherty
Pentalenolactone A methyl ester One team that really gets the Pauson -- Khand reaction or the PKR and all its nuances is that led by Zhen Yang at Peking University in Beijing, China. They recently published a very neat synthesis of the intricate pentalenolactone mark for My Articles similar articles
Chemistry World
September 7, 2009
Bolt-on MOF catalysts Chemists in the US have shown that a class of hugely porous materials called metal-organic frameworks (MOFs) can have catalytic functions bolted onto the structure after it has been constructed to produce efficient catalysts that can be easily recovered and cycled many times. mark for My Articles similar articles
Chemistry World
September 30, 2011
Colourful Research Jeremy Smith talks about why choosing inorganic chemistry was a case of columns versus color. mark for My Articles similar articles
Chemistry World
November 19, 2014
William Bergius
A greener recipe for copper nanowires In an ingenious application of food chemistry more commonly associated with the searing of steak or baking of bread, scientists in Singapore have developed a green synthesis for well-defined copper nano wires. mark for My Articles similar articles