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Chemistry World April 28, 2014 Simon Hadlington |
Elusive sigma aromaticity captured Chemists in the US have created a unique transition metal hydride in which the hydrogens form a five-membered aromatic ring, something that had been theorized, but until now never seen.  |
Chemistry World December 4, 2006 Richard Van Noorden |
Hydrogen Gets Promiscuous Hydrogen is a more promiscuous element than chemists have appreciated: it can form up to six strong chemical bonds in some solids, researchers report.  |
Chemistry World October 29, 2009 Phillip Broadwith |
Two metals are better than one UK chemists have developed reagents that can metallate ethers and ethene at room temperature without them disintegrating.  |
Chemistry World March 10, 2006 |
Dual Organometallics Enhance Zinc Reactivity Chemists have synthesised organometallic compounds that enable zinc to participate in directed metalation of organic substrates.  |
Chemistry World February 20, 2009 Phillip Broadwith |
Calcium caught in an inverse sandwich Chemists in Germany and Switzerland have discovered the first stable complex of calcium(I) - a highly unusual structure for a metal whose chemistry is normally dominated by the +2 oxidation state.  |
Chemistry World July 2, 2014 Victoria Richards |
Molecular brass Brass has been known to man since prehistoric times; now scientists in Germany have isolated the first molecular example of the copper -- zinc alloy.  |
Chemistry World January 24, 2010 Andy Extance |
Boron cluster forms unique ring system Clusters of nineteen boron atoms gather together in a ring structure unlike any other seen, with two planar -bonded aromatic systems nestled inside one another.  |
Chemistry World April 15, 2010 Simon Hadlington |
Lead joins the aromatic ring club Scientists in Japan have successfully incorporated an atom of lead into an aromatic molecule - the heaviest metal so far to be 'aromatised'.  |
Chemistry World January 29, 2010 Phillip Broadwith |
Silicon goes aromatic Chemists in the UK have constructed a structural analogue of benzene made from silicon atoms. The molecule is not flat like benzene, but it reveals a new type of aromatic stabilisation.  |
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 February 14, 2008 Simon Hadlington |
Molecular Sponges Mop up Carbon Dioxide US researchers have created a range of new chemical 'sponges' that could be used to soak up carbon dioxide from power stations.  |
Chemistry World July 21, 2010 Lewis Brindley |
Selenium-based quinones show anticancer promise The new compounds have great potential for future cancer therapy, and early studies show similar activity to the well-known chemotherapy drug cisplatin, although a selenium-based therapy would cost a fraction of the price.  |
Chemistry World November 9, 2011 Laura Howes |
Zap and the Aromaticity is Gone German chemists have shown that it's possible to turn off aromaticity with a blast from a laser beam.  |
Chemistry World February 7, 2010 Kate McAlpine |
Closure on a knotty problem Nine years ago, Chris Hunter's group at the University of Sheffield in the UK reported that they could use a zinc ion to tie an open knot in a linear oligomer.  |
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 March 2011 |
Column: The crucible Chemistry cannot all be reduced to physics, argues Philip Ball  |
Chemistry World March 9, 2015 Jennifer Newton |
Group 12 members unite in unusual bonding situation Chemists in the UK have created the unique trimetallic complex {( Ar'NacNac)Zn} 2Hg.  |
Chemistry World January 19, 2007 Lionel Milgrom |
Quantum Theory Reveals Why Lead Poisons Lead is one heavy metal. It can cause irreversible blood, brain, kidney, and liver damage. But why is it so toxic? Using quantum chemistry and enzyme model compounds, researchers now believe they have the answer.  |
Chemistry World April 12, 2012 Simon Hadlington |
Recruiting electrophiles for organic cross-coupling Chemists in the US have taken an unconventional approach to carbon cross-coupling and in doing so have potentially opened the door to the rapid and efficient synthesis of a wide range of organic compounds.  |
Chemistry World October 9, 2014 Katrina Kramer |
Largest Mobius molecule synthesized Researchers from Korea and Japan have put a new twist on aromaticity, synthesizing the largest Mobius aromatic molecule to date.  |
Chemistry World June 5, 2006 Simon Hadlington |
The Attraction of Gold for Gold Researchers are unravelling some of the fundamental chemistry surrounding a key but poorly understood aspect of the coordination chemistry of gold -- the weak `aurophilic' interactions between adjacent atoms of Au(I) in organic complexes.  |
Chemistry World August 2009 Philip Ball |
Column: The crucible Zinc nanoparticles appear to have the ability to make odorants smell stronger and could a give a valuable insight into how olfaction works  |
Chemistry World January 7, 2013 Laura Howes |
Digging up ancient drug formulations Some of the medicines we take today, such as aspirin, have a long history. But analysis of drugs found in an ancient shipwreck that sank in the second century BC threw up some compounds that are still being used by the medical profession today.  |
Chemistry World August 2009 Derek Lowe |
Column: In the pipeline The author considers what makes a good looking drug molecule - and how beauty is in the eye of the beholder  |
Chemistry World May 4, 2011 Emma Shiells |
Anticancer drug found to cause zinc deficiency Cisplatin is responsible for abnormally low zinc levels in patients undergoing chemotherapy, say scientists in China and the UK.  |