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Chemistry World February 27, 2011 Manisha Lalloo |
Catalyst cleans up C-C bond formation Researchers in the US have developed an iridium catalyst that promotes carbon-carbon bond formation between methanol and allenes. |
Chemistry World November 1, 2007 Richard Van Noorden |
Step Change for Organic Synthesis US chemists discovered how to attack a complex molecule's unreactive carbon-hydrogen bonds, without resorting to wasteful synthetic aids like protecting and directing groups. |
Chemistry World December 19, 2010 Simon Hadlington |
Novel route to key aromatics US chemists have found a new way to create aromatic compounds from straight chains of hydrocarbons by using an iridium-based catalyst. |
Chemistry World April 30, 2015 Rebecca Trager |
Anton Toutov: The power of potassium Toutov says the potassium catalyst he has developed costs only about $30 per mole, or less. 'It is safer and non-toxic, and a lot more cost-effective,' he states. |
Chemistry World January 27, 2010 Phillip Broadwith |
Cracking carbon-carbon bonds Chemists in the US have discovered a tungsten complex that can break a strong carbon-carbon bond in an aromatic ring. |
Chemistry World July 9, 2012 Phillip Broadwith |
'Molecular cobra' turns C-H to C=C A reagent developed by US chemists can selectively introduce synthetically useful C=C double bonds into unactivated carbon chains, guided by an activating group attached to a nearby oxygen or nitrogen atom. |
Chemistry World September 13, 2012 Ian Le guillou |
Fluorination via porphyrin A manganese porphyrin has been used to selectively fluorinate sp 3 carbon -- hydrogen bonds using silver fluoride as a source of fluorine. |
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. |
Chemistry World September 19, 2014 Hugh Cowley |
Quintuple bond activates small stable molecules The activation of carbon dioxide, sulfur dioxide and nitrous oxide by a quintuply bonded dichromium complex has been reported by a team of researchers from Germany. |
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 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 October 3, 2008 Lewis Brindley |
Nanotube catalysts improve industrial reaction A catalyst consisting of modified carbon nanotubes makes an important industrial reaction milder, safer and more selective, according to researchers in Germany. |
Chemistry World October 5, 2011 Simon Hadlington |
Turning Carbon Dioxide Into Chemicals with an Amine Chemists in France have devised a new way to turn carbon dioxide into a useful chemical building block. |
Chemistry World December 13, 2009 Lewis Brindley |
Breaking the strongest bonds Chemists have uncovered a way to sever two of the strongest bonds in chemistry - in dinitrogen and carbon monoxide - and make useful organic compounds. |
Reactive Reports Issue 63 David Bradley |
Natural Copy Cat While plants convert carbon dioxide into sugar and oxygen, chemists are having a more difficult time finding an efficient method for converting carbon dioxide into useful fuels. |
Chemistry World January 29, 2012 Andy Extance |
Calculations reveal carbon-carbon quadruple bond C 2's two carbon atoms aren't joined by a double bond as usually thought, or even a triple bond, but in fact a quadruple bond. |
Chemistry World April 28, 2011 Simon Hadlington |
New method for aromatic coupling Chemists in Switzerland have developed a way to couple aromatic rings through the Friedel-Crafts mechanism - something many people would have believed impossible. |
Chemistry World February 22, 2008 James Mitchell Crow |
Rhodium Fast Tracks Route to Lactones Chemists in Canada have developed an efficient new way to make lactones, chemical components of many natural products and drugs. |
Chemistry World December 3, 2009 Simon Hadlington |
C-H Bond Activation Takes the Relaxing Route Chemists have uncovered a key factor that helps determine the reactivity of a C-H bond to oxidation. |
Reactive Reports Issue 54 David Bradley |
Metals Take on Carbon's Bonding Characteristics A rethink about chemical bonding might be in the cards thanks to research that shows that the metal indium forms bonds in a manner not dissimilar to organic carbon atoms. |
Reactive Reports David Bradley |
Subjective Suboxide Carbon monoxide and carbon dioxide are probably the best known molecules containing just carbon and oxygen, but they do form others, such as carbon suboxide (C3O2), which is one of the most stable. |
Chemistry World November 7, 2007 James Mitchell Crow |
Shortest Metal Bond Chemists in the US have made a quintuply-bonded dichromium complex with the shortest metal-metal bond ever isolated. |
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 August 15, 2011 Simon Hadlington |
Trifluoromethylation Made Easy US researchers have discovered a simple, low-cost way to add fluorine atoms to heteroaromatic rings. |
Chemistry World March 14, 2014 Simon Hadlington |
Chemists make headway on C--H activation challenges Jin-Quan Yu's group at the Scripps Research Institute at La Jolla, California, have synthesized a library of synthetic chiral amino acids which could have applications in the pharmaceutical industry. |
Chemistry World January 29, 2015 Santiago Alvarez |
What we mean when we talk about bonds The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. |
Chemistry World August 30, 2009 Phillip Broadwith |
C-H oxidation proves its worth US researchers are going against the grain of total synthesis and developing new approaches to complex molecules. |
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 June 9, 2009 Simon Hadlington |
Super sponges soak up gas Researchers in the US have shown that a recently discovered class of compound based on light elements can store gas at least as efficiently as the most promising metal organic framework candidates. |
Reactive Reports Issue 75 David Bradley |
Tubular Reactions Researchers have used surface-modified carbon nanotubes to activate an important industrial chemical, butane, without the need for an expensive metal catalyst. |
Chemistry World May 30, 2013 Andy Extance |
Catalyst duo exerts powerful stereocontrol Chemists from the Swiss Federal Institute of Technology, ETH Zurich, have teamed chiral catalysts in pairs to selectively drive a reaction towards desired stereoisomeric products with high selectivity. |
Chemistry World March 3, 2010 Jon Cartwright |
Hydrocarbon turns superconductor Researchers in Japan have created the first superconducting material based on a molecule of carbon and hydrogen atoms. |
Chemistry World June 14, 2012 David Bradley |
Tripling up on boron bonds Carbon and nitrogen are well known for their triple bonds, but making stable compounds with a triple bond between two boron atoms hadn't been achieved despite the computational possibilities. Until now. |
Chemistry World August 17, 2009 James Urquhart |
New method for fluorinating compounds Fluorine atoms are incorporated into aromatic organic compounds for many reasons, including their ability to increase metabolic stability, solubility and bioavailability. |
Chemistry World November 10, 2014 Andy Extance |
Hydrogen bond pictures come under close scrutiny Scientists have cast doubt on whether striking atomic force microscopy images previously thought to show hydrogen bonds are real or merely an artefact. |
Chemistry World February 28, 2008 James Mitchell Crow |
Chloride Ions in a Bind Chemists in the US have designed a donut-shaped molecule that tightly binds negatively-charged chloride ions. |
Technology Research News August 13, 2003 |
Carbon wires expand nano toolkit Scientists looking for building blocks to form electronics and machines that are not much bigger than molecules have gained a new tool. |
Chemistry World December 7, 2009 Simon Hadlington |
Metal atoms in carbon nanotubes caught on film An international team of researchers has filmed individual metal atoms as they move around and react within the confines of a carbon nanotube. |
Chemistry World September 19, 2010 Simon Hadlington |
One dimensional carbon chains get longer Researchers in Canada have synthesised the longest polyyne to date - a linear chain of carbon atoms. |
Technology Research News May 4, 2005 |
Nano Pyramids Boost Fuel Cells Researchers have devised a way to make iridium surfaces that are extremely finely textured. The surface is textured with pyramids which increases the available surface area of the metal. The increased surface area speeds the catalytic reaction that breaks down ammonia to extract hydrogen. |
Chemistry World March 21, 2007 Richard Van Noorden |
Forcing a Reaction US chemists have forced molecules to react by ripping their bonds apart with ultrasound. The scientists carefully stretched one targeted bond until it snapped, guiding the molecule's subsequent reaction into pathways forbidden by conventional chemistry. |
Chemistry World February 13, 2014 Tim Wogan |
Greener route to esters dodges toxic reactant The industrially important synthesis of esters could be set to become greener and safer as German chemists have found a way to use carbon dioxide in place of carbon monoxide for alkoxycarbonylation. |
The Motley Fool March 7, 2005 |
Bonds and Interest Rates Bond prices move in strange ways -- learn why. |
Chemistry World March 25, 2012 Phillip Broadwith |
Germanium-Oxygen Double Bond Takes Centre Stage The first compound with a germanium-oxygen double bond has been created by Japanese scientists. |
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. |
The Motley Fool August 10, 2005 |
What's a Bond? A bond is a loan from you to a company or government. If a company issues bonds, it's borrowing cash and promising to pay it back at a certain rate of interest. |
Chemistry World April 9, 2010 Mike Brown |
Going for silver: green plastic production Scientists in the US have identified a new class of catalyst based on subnanometer clusters of three silver atoms that could provide a greener route to propylene oxide - a key intermediate used to make thousands of everyday products |
Chemistry World July 25, 2014 Polly Wilson |
Uranium complexes unlock feedstock potential of carbon dioxide European scientists have synthesized uranium complexes that take them a step closer to producing commodity chemicals from carbon dioxide. |
Reactive Reports Issue 37 David Bradley |
X-rays Reveal PSII Secret The possibility of using solar energy and water as a cheap source of hydrogen and oxygen is a step closer thanks to British researchers who discovered how the photosynthetic centre in a cyanobacterium works. |
AskMen.com Michael Estrin |
Investing In Bonds Having some bonds in your portfolio is not only a good way to make money, it's also a great way to diversify. Here's what you need to know before you invest in the bond market. |