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Chemistry World May 15, 2012 James Mitchell Crow |
Polymer gel squeezes and strains like an intestine Researchers have found that the oscillating chemical waves of the Belousov-Zhabotinsky reaction are strong enough to carry a cargo, driving it along a length of smart polymer tubing using contractions - just like an intestine. |
Chemistry World August 22, 2008 Lewis Brindley |
Conveyor belt hydrogel Chemists in Japan have developed an oscillating polymer gel that produces 'waves' which can push or pump a cargo along its surface. |
Chemistry World December 5, 2012 Phillip Broadwith |
Chemical reactions in hot water Chinese and Japanese chemists have highlighted hot water's ability to promote unexpected reactions without any other reagents or catalysts. The work should expand our understanding of how to harness the physicochemical properties of water to potentially replace more complex reagents and catalysts. |
Chemistry World September 9, 2011 James Mitchell Crow |
High-throughput catalyst screening for the masses Using nothing more than the standard chemistry lab equipment, researchers in the US have successfully turned the discovery of new catalytic reactions into a high-throughput process. |
Chemistry World October 26, 2006 Victoria Gill |
Volcanoes Reveal the Secret of the Origin of Life Life began with a chemical reaction under the sea over four billion years ago. That is the claim of a German scientist whose team has recreated a crucial part of the reaction, synthesizing all the necessary ingredients for a living organism. |
Chemistry World July 14, 2009 Phillip Broadwith |
Multicomponent reactions step up a gear Dutch chemists have taken multicomponent reactions to the next level, combining a total of eight different starting materials in a single flask, bringing together three different multicomponent reactions and making nine new bonds in a single step. |
Chemistry World June 1, 2012 Philip Ball |
Turing patterns During his tragically short life that began 100 years ago, Alan Turing wrote only one paper about chemistry. Turing showed how chemical reactions can create patterns. |
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). |
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. |
Chemistry World November 3, 2014 Debbie Houghton |
Engineered metalloenzyme catalyses Friedel -- Crafts reaction Reprogramming the genetic code of bacteria to incorporate an unnatural amino acid has allowed scientists in the Netherlands to create a new metalloenzyme capable of catalyzing an enantioselective reaction. |
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. |
Chemistry World May 8, 2012 Phillip Broadwith |
Keep stirring that Suzuki The shape of your reaction vessel can influence the behavior of organotrifluoroborate compounds in Suzuki cross-coupling reactions, say chemists in the UK. |
Chemistry World January 25, 2013 Derek Lowe |
Name reactions: how does the label stick? Some of these names go back to the 19th century, and many more of them come from the first decades of the 20th. Once in a while, I wonder if the tradition is dying out. Are we still naming chemical reactions after their discoverers? |
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. |
Chemistry World October 15, 2012 Melissae Fellet |
Synthesis by mass spectrometry Chemists have used mass spectrometry, commonly used to analyze molecules, to synthesize them on the microscale. |
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. |
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. |
Chemistry World February 20, 2015 Philip Ball |
Pattern reactions driven by DNA strands A team working in France and Japan have used strands of DNA to control the parameters of the molecular interactions so that the patterns they make might be tailored to order. |
Chemistry World September 12, 2010 Simon Hadlington |
Isotope effect seen on single molecule The isotope effect - where the rate of a reaction is altered depending on the presence of a given isotopic atom in the reactant - is a key tool for elucidating reaction mechanisms |
Chemistry World April 25, 2014 Derek Lowe |
Engineering serendipity At this stage in the world of organic chemistry, you'd have to think that many of the great reactions that can be stumbled across with known reagents have probably been found. |
Chemistry World December 3, 2010 Elinor Richards |
Graphene catalyst comes out on top Sulfonated graphene solid acid catalysts could be cheap, environmentally friendly alternatives to concentrated sulfuric acid for use in industry because they can be recycled, say scientists from China. |
Chemistry World January 17, 2014 Katia Moskvitch |
Life may have begun in a tiny water droplet Chemical reactions run much faster and more efficiently when they take place in tiny droplets rather than in freestanding water -- such as a puddle or a lake, say researchers. |
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. |
Chemistry World November 15, 2011 Kate McAlpine |
Shedding light on ultracold reactions in space Two teams of researchers in the US and Europe have shown that light can play a bigger role than expected in the nascent field of ultracold atom-ion interactions. |
Chemistry World May 29, 2015 Derek Lowe |
Magic molecule modifiers The synthesis of a new organic molecule can be approached in several ways. |
Chemistry World November 12, 2008 Lewis Brindley |
Microscope Reveals Catalyst Secrets A promising technique for watching catalysts in action could provide new insights into how they work, report scientists in the Netherlands. |
Chemistry World June 2011 |
Column: Totally Synthetic I've never heard of the Polonovski-Potier reaction, the keystone of a remarkable synthesis by a team led by Tohru Fukuyama at the University of Tokyo, Japan. |
Chemistry World April 4, 2013 Phillip Broadwith |
A solution to fluoronium riddle The first evidence for hypervalent fluorine cations, or fluoronium ions, in solution has been found by US chemists. |
Chemistry World January 10, 2008 Jonathan Edwards |
Textbook Reaction Has a Subtle Twist The SN2 bimolecular nucleophilic substitution, a textbook reaction fundamental to organic synthesis, has a subtle twist, according to researchers. |
Chemistry World July 31, 2014 Helen Bache |
Tracking complex reactions in space and time Scientists in Taiwan have put together a system that uses a computer screen and digital camera to obtain spatial, temporal and spectral information on reaction samples, for a low cost. |
Chemistry World June 18, 2009 Lewis Brindley |
Chemical speed-dating even faster Researchers in the US have adapted a DNA amplification technique to develop a simpler way to rapidly screen chemical reactions. |
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. |
Chemistry World October 2009 |
Column: In the pipeline Derek Lowe discusses the problem of leaning too heavily on favorite reactions |
Reactive Reports Issue 60 David Bradley |
Mark Leach Interview with the owner of Meta-Synthesis, a company aimed to reveal the inner secrets of chemistry to as wide an audience as possible. |
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. |
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. |
Chemistry World November 2007 Derek Lowe |
Column: In the Pipeline Chemists are finally going with the flow. |
Chemistry World July 16, 2009 Simon Hadlington |
Strange vibrations Researchers in Taiwan have shown that in a relatively simple molecular system the induced vibrations can inhibit the breaking of the bond and slow the reaction down. |
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. |
Chemistry World June 12, 2015 David Bradley |
Copper click chemistry mechanism unravelled Both the mono- and bis-copper pathways are active in the CuAAC reaction, but the latter is kinetically favored. |
Information Today May 5, 2011 Robert E. Buntrock |
SciPlanner: Latest Addition to the CAS Suite of Programs In over a century of existence, Chemical Abstract Service has become the premier source of chemical information. |
Chemistry World July 15, 2010 Simon Hadlington |
Synthetic enzyme catalyses Diels-Alder reaction The reaction is key to many organic syntheses and suggests that artificial enzymes could soon become part of the synthetic chemist's toolkit. |
Chemistry World September 26, 2012 Derek Lowe |
Under pressure Someone interviewing for a synthetic chemistry position had better know his or her organic chemistry. It's fair to ask questions that will make sure of that. But does a candidate need to know the curly-arrow details of reactions that they'll never run? |
Chemistry World December 2008 Paul Docherty |
Column: Totally Synthetic Pseudolaric acid B: regular readers of this column's online incarnation will have noticed that this is the second appearance for this particular synthesis. |
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. |
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. |
Chemistry World May 26, 2015 |
Catching the runaways I think each cohort of industrial chemists has a runaway industrial reaction that defines their generation. |
Chemistry World November 2010 |
Carbon Couplers Take the Prize Three giants of organic chemistry, who pioneered palladium-catalysed cross coupling reactions, have shared this year's Nobel prize. |
Reactive Reports December 2006 David Bradley |
Dick Wife An interview with the chemical IT scientist and co-founder of SORD, a scientific publishing company that seeks to solve the problem of organizing the myriad of undocumented chemistry and the chaotic mess of the commercial database. |
Chemistry World January 13, 2011 Sarah Corcoran |
Unclogging the problems of flow chemistry US scientists have found a way to stop solid byproducts clogging channels in continuous flow reactors, a problem that has hampered their progress for use in manufacturing pharmaceuticals. |