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Chemistry World June 10, 2011 Laura Howes |
Quantum tunnelling creates the 'wrong' molecule Protons takes a quantum leap in carbene reaction to give chemists a surprise |
Chemistry World May 13, 2014 Jennifer Newton |
Blurred bonds rationalized by heavy atom tunnelling A new theoretical study of anti-aromatic systems has attributed the unusual way that their I -bonds shift to quantum tunnelling. |
Chemistry World February 24, 2012 Yuandi Li |
Computers look at life-giving reactions in space Theoretical chemistry could answer some questions about how life on earth originated, say Australian 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 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 February 27, 2014 Simon Hadlington |
Quantum tunnelling sparks chemistry on cold surfaces Chemistry in deep space could be more diverse than thought after the discovery that larger atoms can quantum tunnel. |
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 May 22, 2008 Richard Van Noorden |
Xenon doubled up with water Creating a water molecule with two noble gas atoms interpolated into its structure sounds an improbable feat, but a international team of researchers now claim to have trapped just such an exotic compound in xenon. |
Chemistry World October 9, 2013 Emma Stoye |
Computational chemists take Nobel prize The 2013 Nobel prize in chemistry has been awarded to Martin Karplus of Harvard University, US, Michael Levitt of Stanford University, US, and Arieh Warshel of the University of Southern California, US, for "the development of multi-scale models for complex chemical systems." |
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 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 13, 2006 Jon Evans |
Chemists Bring Alien Molecule Down to Earth Chemists have recreated an alien molecule in the laboratory by synthesising a stable version of the carbene cyclopropenylidene. Cyclopropenylidene was first detected by radio astronomers in 1985, and is now the most abundant cyclic hydrocarbon observed in interstellar space. |
Chemistry World July 5, 2007 Michael Gross |
Cold Chemistry Chemical reactions at extremely low temperatures can run at surprisingly fast rates and astrochemists have begun to figure out why. |
Chemistry World January 12, 2014 Andy Extance |
Rocket reactor forces space hydrogen rethink Scientists have pushed low-temperature experimentation and computational chemistry to their limits to better understand hydrogen fluoride, which astronomers use to study regions of space that are otherwise hard to image. |
Chemistry World November 13, 2008 Hayley Birch |
Reactions Studied by Stop Motion Japanese and Israeli scientists have developed a technique that can track whole-molecule changes that occur during extremely rapid reactions. |
Chemistry World June 13, 2012 Simon Hadlington |
Exploding molecule provides 3D bond images Researchers from the US and Germany have demonstrated a new way to obtain accurate three-dimensional images of molecules, with precise measurements of the geometry of the molecule's chemical bonds. |
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 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 January 15, 2010 Andy Extance |
Quantum computer hits hydrogen bullseye A basic quantum computer has successfully tackled one of the most challenging tasks facing chemists today - calculating molecular energy from basic scientific principles. |
Chemistry World May 27, 2014 Simon Hadlington |
Unusual H-bond patterns revealed in single molecule image Researchers in the US have used a scanning tunnelling microscope to produce the latest images of structure and bonding in a single molecule, by sensing the molecule's local potential energy landscape. |
Chemistry World July 23, 2012 Melissae Fellet |
RNA wrapper protects small molecules Step aside benzene rings, there's a new protecting group in town. Dutch researchers have used a strand of RNA to cover portions of a complex small molecule. They then chemically modified a portion of the molecule not covered by the RNA. |
Chemistry World October 13, 2011 Phillip Broadwith |
Following Electrons' Chemical Reaction Quickstep The oscillating electronic states of molecules nearby and passing through a conical intersection can now be probed directly. |
Chemistry World March 21, 2007 Alison Stoddart |
Synthesis Strategy Offers no Protection A radically different approach to constructing complex molecules could help to tap the pharmaceutical potential of natural products. |
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 December 14, 2011 Kate McAlpine |
Artificial intelligence for quantum chemistry Quantum chemical approximations don't always need to start from scratch, says an international team of researchers. Algorithms can now be used to predict the atomisation energy of huge numbers of molecules |
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 June 1, 2012 Derek Lowe |
Peace, love and understanding You'd think that the chemists and biologists working in drug discovery would understand each other pretty well by now. You would be wrong about that. |
Chemistry World January 3, 2008 Simon Hadlington |
Key Plank of Theoretical Chemistry Rescued Theoretical chemists can breathe a sigh of relief after the publication of a study which shows that a cornerstone of their discipline seems to be intact despite earlier evidence to the contrary. |
Chemistry World September 14, 2011 Simon Hadlington |
World's Longest Carbon-Carbon Bond Created Harnessing both attractive and repulsive forces enabled chemists to make a carbon-carbon bond 30 per cent long than normal. |
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 August 1, 2010 Mike Brown |
Snapshots of mystery molecular structures Researchers have used atomic force microscopy to produce clear molecular images that can help determine the correct atomic structure of unknown organic molecules. |
Chemistry World September 13, 2006 Simon Hadlington |
Red Oxygen Structure Revealed An international team of researchers has cracked a conundrum that has baffled scientists for years: they have elucidated the crystalline structure of an enigmatic phase of solid oxygen that arises when the molecule is subjected to high pressure. |
Reactive Reports November 2007 David Bradley |
Organic Uranium The first ever uranium methylidyne molecule has been synthesized by US chemists despite the reactivity of the heavy, heavy metal. |
Chemistry World November 18, 2012 Simon Hadlington |
C-O bond stretched to record length Chemists in the US have stretched the C-O bond to a record length, an 'extraordinary' 1.622 angstroms, compared with a typical length of around 1.43 angstroms in ethers. |
Chemistry World January 23, 2008 James Mitchell Crow |
2008 Wolf Prize Winners Revealed US chemists William Moerner and Allen Bard have jointly been awarded the 2008 Wolf Prize for Chemistry, for their pioneering work on single molecule spectroscopy. |
Chemistry World March 25, 2013 David Bradley |
Hydrogen bond under the microscope Scientists in Japan have designed a scanning tunnelling microscope tip that allowed them to measure electron transfer across a single hydrogen bond. |
Chemistry World August 21, 2008 Fred Campbell |
Double bonding with silicon In a landmark for silicon chemistry, US researchers have reported the first stable silicon (0) compound to contain a silicon-silicon double bond. |
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 March 9, 2006 Katharine Sanderson |
Covalent Bonds Crack Under the Strain Chemists must consider engineering principles when designing molecules following news that tough carbon-to-carbon bonds break easily under mechanical strain. |
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 November 11, 2009 James Urquhart |
Structural snapshots of complex molecules US researchers have pioneered a new spectroscopy technique to uncover the precise sequence of atomic movements and structural changes that occur during complex chemical transformations. |
Chemistry World March 2012 |
Lead-oriented synthesis Ian Churcher and Alan Nadin call for the development of more robust synthetic tools to improve small molecule survival rates in the perilous journey from lead to drug |
Chemistry World February 28, 2012 Nina Notman |
Observing Charge Distribution in Molecules The distribution of charge across a single molecule has been imaged for the first time by Swiss scientists. It is hoped that this work may eventually lead to electronic devices consisting of organic molecules. |
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 January 19, 2010 Simon Hadlington |
New 'click' reaction to modify proteins Chemists in the US have discovered a new way to attach small molecules to proteins and peptides under mild, aqueous reaction conditions. |
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. |
Chemistry World May 21, 2010 Simon Hadlington |
H-bond partner-swapping seen in the flesh The dance moves that a water molecule makes as it flips hydrogen bonds from one partner to another have been captured by US researchers. |
Chemistry World June 2008 Sarah Houlton |
Breaking the rules The author finds out about some chemical tricks that can give a new drug the best possible odds of success |
Chemistry World August 2008 |
Column: In the pipeline Problems develop when there are too few workhorse reactions, which may well generate compounds that are too similar to each other. Are we at that stage now? |
Chemistry World August 17, 2006 Tom Westgate |
Switchable Surfactants Give on-Demand Emulsions Oil and water can now be mixed or separated simply by bubbling carbon dioxide or air through the blend, thanks to a molecule developed by Canadian chemists. |