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Chemistry World September 22, 2015 Andy Extance |
Firming COFs up takes Michael reaction catalysis forward By making formerly fragile covalent organic frameworks resistant to harsh conditions, researchers have created what they think could be a powerful new catalyst concept. |
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. |
Chemistry World June 10, 2010 Simon Hadlington |
Elusive intermediate snared Chemists in Germany have succeeded in trapping an elusive intermediate involved in a key synthetic reaction catalysed by an organic molecule. |
Chemistry World June 17, 2009 Hayley Birch |
Acrylic beads promise scalable organocatalyst production Norwegian scientists have developed a new, more efficient approach to synthesizing polymer beads containing proline and its derivatives, for use in organocatalysis. |
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. |
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 July 20, 2006 Jessica Ebert |
Golden Touch for Amines Aminobenzene chemicals are used to make anything from dyes to pharmaceuticals, and now scientists have found a way to produce them in a more efficient way using a gold catalyst. |
Chemistry World June 1, 2006 Michael Gross |
New Twists on Catalysis Chemists around the world have discovered several new twists to improve the performance of asymmetric catalysts in hydrogenation reactions. |
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 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 September 20, 2007 Lewis Brindley |
New Catalyst Rings the Changes Organic chemists in the US have developed a method to control the stereochemistry of a useful intramolecular Diels-Alder reaction. |
Chemistry World March 8, 2011 Jon Cartwright |
Carbon nanotubes - a boon for chiral catalysts Researchers in China have created a new catalyst that could help in the production of chiral molecules for medical drugs. The catalyst, which consists of platinum nanoparticles encapsulated in carbon nanotubes, is the most active of its type ever reported. |
Chemistry World September 6, 2006 Michael Gross |
Selective Shortcut Chemists have developed a simple catalyst that speeds up the synthesis of a chiral protected building block used in many complex syntheses. |
Chemistry World February 6, 2015 Elisabeth Ratcliffe |
Exploiting the chirality of DNA DNA has emerged as an innovative way of controlling the chirality of a reaction product by binding catalysts in such a way that one enantiomer is preferentially generated. |
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 October 12, 2011 Joanne Thomson |
Hot Chemistry Temperature played a crucial role in David MacMillan's decision to study chemistry. |
Chemistry World June 10, 2010 Phillip Broadwith |
A green and salty chiral catalyst An efficient, chiral, salt-based hypervalent iodine catalyst has been discovered by Japanese chemists that could replace toxic metal catalysts without generating the waste or explosion risks associated with hypervalent organo-iodine complexes. |
Chemistry World October 23, 2012 Amy Middleton-Gear |
Plant power! To combat our reliance on fossil fuels, US scientists have discovered a new route for turning the carbohydrate cellulose -- the most abundant organic molecule on Earth -- into 5-(hydroxymethyl)furfural, a promising precursor molecule to alternative fuels. |
Chemistry World December 23, 2015 Karl Collins |
Scratching chiral surfaces There are numerous challenges to developing reactions that exploit chiral surfaces, or employ molecular modifiers (ligands) to create a chiral surface environment and control the stereoselectivity of a transformation. |
Chemistry World November 3, 2008 Simon Hadlington |
Organic synthesis set for auto-pilot Peptides are routinely made by machines that couple together amino acid components. Could organic synthesis ever get this simple? |
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. |
Chemistry World February 20, 2013 Graham Hutchings |
Design and applications of single-site heterogeneous catalysts This monograph by John Meurig Thomas shows how heterogeneous catalysis lies at the heart of achieving the goal of making chemical processes greener and cleaner, and using sustainable routes. |
Chemistry World November 17, 2008 Simon Hadlington |
Catalyst flexes for extra control US chemists have developed a new type of catalyst capable of exerting high stereochemical control over olefin metathesis reactions |
Chemistry World April 6, 2009 Nina Notman |
Torn catalysts help polymers heal themselves Catalysts that are activated by a mechanical force tearing them in two have been designed by Dutch scientists. |
Chemistry World January 8, 2014 Karl Collins |
Oxidation station Small molecules are making significant inroads -- with reactivity and selectivity approaching levels previously thought unachievable. |
Chemistry World August 20, 2008 |
Gold's Magic Number A new gold catalyst developed by UK chemists can catalyse hydrocarbon oxidation, using O 2 as the only oxidant. But catalyst particle size is critical - above 2nm diameter, the catalyst loses all activity. |
Chemistry World April 7, 2015 Hugh Cowley |
The Goldilocks of heterogeneous catalysis An international team of scientists has tethered palladium to a metal -- organic framework support using thiol groups normally associated with catalyst poisoning |
Chemistry World January 6, 2010 Phillip Broadwith |
Enzymes do the twist The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain. |
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 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 February 13, 2013 James Mitchell Crow |
Tapping proton power for enantioselective synthesis A simple proton is the key to a novel approach by US-based chemists to synthesize chiral amines and alcohols -- a structural motif common to many organic molecules with pharmaceutical promise. |
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 December 12, 2007 Jonathan Edwards |
Aqueous Fischer-Tropsch is Clean and Green Chinese chemists have carried out the Fischer-Tropsch reaction in water for the first time, bringing a greener route to hydrocarbon fuels a step closer. |
Chemistry World January 30, 2015 Debbie Houghton |
Thin film approach to biocatalysis Taking an unconventional approach to biocatalysis has allowed scientists in Italy to improve enzyme recycling ability with a solvent-free reaction mixture |
Chemistry World March 12, 2015 Matthew Gunther |
Chemical building blocks produce a wellspring of organic molecules Scientists in the US have developed an automated platform to create small organic molecules from a set of simple of chemical building blocks. |
Chemistry World October 8, 2008 James Mitchell Crow |
Clever catalysts promise commercial advantage Smarter catalysts that could help the chemical industry to cut costs and beat ever-more stringent government regulations were showcased at CPhI, the pharmaceutical ingredient trade show, held in Frankfurt, Germany. |
Chemistry World March 22, 2012 Ross McLaren |
Back to the future: old reactions to help the new Researchers from the US have delved into the history of organic chemistry to help chemists better predict the effect that functional groups will have on one another within a molecule. |
Chemistry World April 25, 2010 Hayley Birch |
New strategy yields best ever catalyst for ammonia decomposition US researchers have developed a new strategy for predicting bimetallic catalysts. |
Chemistry World March 23, 2009 Hayley Birch |
Speeding up screening for chiral catalysts U.S. researchers say their method represents a 'standard workhorse' for discovery and optimisation of chiral catalysts, such as those widely used by the pharmaceutical and pesticide industries. |
Chemistry World December 3, 2014 Cally Haynes |
One rotaxane, two catalytic stories A two-site supramolecular catalyst that can be programmed to mediate different reactions depending on its conformation has been designed by researchers in the UK. |
Chemistry World April 19, 2012 Simon Hadlington |
Controlling an organocatalyst with pH UK chemists have designed an organocatalyst that can be mechanically switched on and off simply by changing the pH. |
Chemistry World May 9, 2010 Phillip Broadwith |
Iron catalyst breaks the mold An iron catalyst that is not only greener than many of its precious metal competitors, but also catalyses reactions that they can't, could open new avenues in transition metal catalysis, say Chinese researchers. |
Science News November 6, 2004 Janet Raloff |
Pesticide Disposal Goes Green A chemist and his colleagues at Carnegie-Mellon University (CMU) have been developing catalysts that might safely degrade dangerous stores of pesticides so that they pose less of a hazard to people and farm animals. |
Chemistry World November 28, 2013 Andy Extance |
Base metal catalysts strike hydrogenation gold Three teams have shown that chemists need not rely only on expensive and toxic precious metal catalysts for hydrogenation -- they've found complementary alternatives based on cheap, abundant and safer transition metals. |
Chemistry World February 2008 Dylan Stiles |
Column: Bench Monkey Cast a skeptical eye over new ideas in chemistry. |
Chemistry World February 1, 2012 Jon Evans |
Two become one for bio-oil upgrade The development of a couple of new and improved catalysts for upgrading bio-oil is bringing this novel approach to producing biofuels a step closer to the big time. |
Chemistry World June 27, 2013 Emma Eley |
Sustainable iron catalyst for clean hydrogenation An international team of chemists has reported a clean and green way to perform one of the most important industrial reactions for pharmaceutical and petrochemical synthesis. |
Chemistry World October 16, 2015 Philippa Matthews |
One pot recipe for incompatible catalytic transformations Researchers from the US have demonstrated a new catalyst support structure allowing two incompatible catalysts to work in tandem. |
Chemistry World November 26, 2012 Laura Howes |
Protein coat prepares catalyst for cascades By protecting a transition metal catalyst with a protein coat, scientists have managed to couple up biocatalysts and chemical catalysts to perform a cascade reaction. |
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 |