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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 |
Reactive Reports Issue 63 David Bradley |
Chemists Go Round the Bend Chemists often think of molecular wires as "shape-persistent" rods with limited flexibility, but researchers have now shown that molecular wires can be bent into ring shapes. |
Chemistry World March 9, 2007 Michael Gross |
Nanowires go Round the Bend Chemists have bent an apparently linear molecular wire into a closed circle, creating a conducting ring just 3 nanometers across. |
Chemistry World April 28, 2009 Jon Cartwright |
Metal ions give rise to threaded molecules Chemists in France have developed a simple method to synthesize tricky '[3]rotaxane' molecules for potential applications in intelligent materials and molecular machines. |
Chemistry World August 30, 2007 James Mitchell Crow |
Toxins' Synthesis Secret Cracked US chemists have discovered that using water instead of organic solvents is the key to understanding how algae make toxins called ladder polyethers. |
Chemistry World May 16, 2006 Katharine Sanderson |
Switching Off Polymerisation in the Dark With summer in full swing, the world of polymer science is about to get a boost following news that sunlight can kick-start living polymerisation reactions. The twist is that the reaction stops in the dark. |
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 January 7, 2010 Simon Hadlington |
Giant nanowheel mystery solved Researchers have uncovered the mechanism behind how one of chemistry's most remarkable self-assembled structures, a giant molecular wheel made from molybdenum oxide, spontaneously manufactures itself. |
Chemistry World January 24, 2011 Andy Extance |
Dimer delivers pinpoint recognition US researchers have synthesised a supramolecular host system that provides novel selective recognition of two different guest molecule types without cross-over or interference. |
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 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 March 18, 2010 Simon Hadlington |
New self-replication system governed by mechanical force Intriguingly, the type of force applied to the system dictates the pattern of self-replication. The work could have implications for the origins of life on Earth. |
Technology Research News May 5, 2004 |
Nano Test Tubes Fabricated Researchers have found a way to make minuscule test tubes from carbon and silica nanotubes. |
Technology Research News August 13, 2003 |
Molecule makes ring rotor Researchers from the University of Edinburgh in Scotland have interlocked large, ring-shaped molecules to make a molecular rotor that moves in only one direction. The molecule could eventually be used as a nanoscale motor or winch. |
Chemistry World September 26, 2014 Jennifer Newton |
James Crowley: Magicians rings and dumbbells on a molecular scale Research in Crowley's group combines synthetic organic, inorganic, organometallic and supramolecular chemistry to design and synthesize new functional materials. |
Technology Research News June 29, 2005 |
Self-assembly: the natural way to make things In biology, there are a few different ways DNA molecules can be replicated and combined. |
Chemistry World February 18, 2011 Carol Stanier |
Speed dating for pharmaceuticals A simple analysis of hydrogen bond strengths finds the best crystallisation partners for drugs, say UK scientists. |
Technology Research News September 10, 2003 |
Gold speck highlights molecules How do you sense what is happening at the scale of molecules? Researchers have found a way to detect the very small spectral shifts that occur when the light scattering off a single gold nanoparticle interacts with molecules. |
Technology Research News July 13, 2005 |
Self-Assembly Goes Around Bends Researchers have found a way a way to make polymer chains automatically assemble in non-regular patterns, including sharp angles. The method could eventually be used to build precise features as small as ten nanometers. |
Chemistry World January 21, 2013 Michael Parkin |
Flow synthesis for anticancer drug UK chemists have used a combination of flow chemistry methods with solid-supported scavengers and reagents to synthesize the active pharmaceutical ingredient, imatinib, of the anticancer drug Gleevec. |
Chemistry World November 8, 2012 Laura Howes |
Self-tying trefoil knot If knotting up molecules is so difficult why not take a tip from nature and get the molecules to do the work for you? This is what Cambridge University researchers found when one of their molecules did indeed tie itself in knots. |
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. |
Chemistry World November 5, 2007 Ned Stafford |
Joining up Nanocircuits A team of scientists have covalently bonded strings of porphyrin molecules on a gold surface -- a step forward in the quest to develop nano-electronics. |
Chemistry World November 24, 2006 Richard Van Noorden |
Cooking up Nano-Fusilli Here's a new twist on nanotubes: chemists have found a set of organic molecules that spontaneously assemble themselves into a helical spiral with a hollow core. |
Chemistry World June 16, 2010 Simon Hadlington |
Rotaxane molecule seen in action Researchers from the US and Japan have directly observed the ring of a rotaxane molecule shuttling along its spindle. The behaviour of the rotaxane is influenced by its molecular environment, something that is significant if the molecules are to be used as molecular machines. |
Technology Research News March 23, 2005 |
Nanowires track molecular activity Researchers from Harvard University have found a way to use transistors made from silicon nanowires to gain information about how small molecules bind to proteins. |
Chemistry World March 4, 2015 Philip Ball |
Program ready to weed out tough drug leads A method for reliably predicting how well a candidate drug molecule will bind to its target receptor would allow libraries of molecules to be screened on the computer, without having to synthesize them all. |
Technology Research News December 29, 2004 |
Molecular Motor Goes Both Ways Researchers have constructed a molecular motor that can spin in either direction, much like the biological molecular motors involved in many of life's processes. The motor could eventually be used in nanotechnology applications. |
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 February 21, 2007 Tom Westgate |
Complex Organic Molecules Teamed with Iodine Chemists have developed a method for constructing complex halogen-containing organic molecules from simple compounds in a single step. The discovery could pave the way for the synthesis of many potentially useful naturally occurring molecules. |
Chemistry World April 15, 2009 Phillip Broadwith |
Heteroaromatic rings of the future UK scientists have created a computer program to work out all the aromatic heterocycles that could be synthesised, hoping to expand the range of molecules used in the pharmaceutical and other industries. |
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 October 24, 2012 |
Less is more for DNA reactions A technique allowing the use of small amounts of DNA for efficient DNA-directed chemistry has been developed by scientists in Germany. |
Technology Research News June 30, 2004 |
Method tests molecular devices Components made from molecules are likely to be smaller than those that can be made using today's chip fabrication methods, and they can potentially self-assemble, which would make for inexpensive manufacturing processes. |
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 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. |
Technology Research News June 18, 2003 Kimberly Patch |
Prefab key to molecular memory Nano-devices promise to use molecules as super-fast computer circuits, store fantastic amounts of information in a minuscule area and sense minute amounts of chemicals and biological materials. Researchers have brought these possibilities a step closer. |
Chemistry World February 8, 2006 Jon Evans |
To Boldly go Where no Chemist Has Gone Before Studying the interactions between different molecular fragments is taking researchers to the uncharted regions of chemical space. |
Technology Research News August 10, 2005 |
Templates yield nano branches Making highly-branched nanoscale tubes and wires is a matter of easing off the juice by the right amount at the right time. |
Technology Research News January 12, 2005 |
Branchy Molecules Make Precise Pores Researchers have found a way to coax a material containing microscopic pores to assemble from two very different types of molecules. The material could be used as packaging material for microscopic electronics, to store gases, and to deliver tiny amounts of drugs to very specific places. |
Chemistry World April 24, 2007 Simon Hadlington |
Researchers 'See' Catalyst Molecules at Work Researchers have for the first time 'watched' in real time single molecules of catalyst participating in a reaction at a solid-liquid interface. |
Technology Research News January 29, 2003 Kimberly Patch |
Bumpy surface stores data Cramming more data into a given storage device is all about making bits that are extremely small and consistently spaced. Using individual molecules to store bits would be a tremendous leap forward. One molecule gaining researchers' attention is rotaxane. |
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. |
Technology Research News November 3, 2004 Kimberly Patch |
DNA in nanotubes sorts molecules Researchers have made a synthetic membrane that recognizes certain biochemical molecules and allows them to pass through. The method could be used to make biological sensors like those needed for genetics research, and to sort biological molecules, |
Chemistry World May 3, 2012 Tegan Thomas |
Rapid synthesis of graphene capsules A rapid route to synthesize graphene capsules has been developed by researchers in the US and Korea. The capsules can be nano-engineered on demand and show promise in oil absorption. |
Chemistry World May 29, 2015 Derek Lowe |
Magic molecule modifiers The synthesis of a new organic molecule can be approached in several ways. |
Technology Research News December 3, 2003 |
Molecule does two-step Duke University researchers have found a way to make a molecule react only when it has been hit by two photons of ultraviolet light, making the molecule a controllable switch. The molecule could eventually be used in optical storage devices and in biochips. |
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 October 2009 |
Column: In the pipeline Derek Lowe discusses the problem of leaning too heavily on favorite reactions |
Chemistry World June 12, 2013 Kirsty Muirhead |
An end to chasing molecules that were never there? Ariel Sarotti from the Rosario National University, Argentina, has developed a new, computationally inexpensive method combining calculated and experimental 13C NMR data to flag up incorrect structures. |