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Chemical Communications

Urgent high quality communications from across the chemical sciences.



Hot Articles



Gold nanoprobes

Probing mercury contamination

02 September 2008

Detecting mercury pollution could become a lot easier, thanks to a new visual technique developed by scientists in China



planet Titan

A Titan discovery

29 August 2008

European researchers step closer to explaining hydrocarbon formation on Saturn's largest moon.



TEM image of the bacteria@Au nanocomposites

Hot article: E-coli used to help kill cancer

29 August 2008

Scientists from Taiwan have successfully combined E-coli with gold nanoparticles to help fight cancer.



Substrate bound in the active site of hen egg white lysozyme

Rewriting the biochemistry textbooks

22 August 2008

Calculations validate alternative to a much-published enzyme mechanism



Bandage

Knockout nanoparticles fight infection

20 August 2008

Septicaemia causing bacteria take a blow from two different types of antibacterial nanoparticles



The petrobactin siderophore

Revising the route to a stealthy siderophore

19 August 2008

Surprising result reveals details of potential enzyme target in the fight against anthrax



lemons

Sweet smell of success

18 August 2008

German scientists have used an ionic liquid coating on a hydrogenation catalyst to make sweet smelling chemicals



Chiral proton catalyst

Hot article: Synthesis of amino acid surrogates

14 August 2008

A straightforward route to organophosphorus compounds has been devised by US Scientists.



Serum albumin

New twist on protein binding

13 August 2008

A fortuitous discovery has led to a new type of probe for protein interactions that could find use in cellular imaging



The Pd-catalysed asymmetric intramolecular - arylation of amide enolates containing heteroatom substituents gives chiral 3-alkoxy or 3-amino-oxindoles in high yield and enantiomeric purity. Key to this success is a new chiral N-heterocyclic carbene ligand.

Hot article: New synthetic route to oxindoles

07 August 2008

Scientists in Switzerland and the UK have prepared oxindoles in high yield using a new Pd/N-heterocyclic carbene catalyst.



Use of Guanosine analogs restricts possible conformations of four-stranded DNAs

Hot article: Controlling G-quadruplex topology

31 July 2008

German Scientists introduce a new strategy to programme distinct folds into G-quadruplexes.



molecular muscle

Shining a light on molecular muscles

30 July 2008

Australian researchers have developed a novel molecular muscle driven by light



Fluorescence images of Hoechst dye in the absence (left) and presence of the aptamer (center) or random 29-nt RNA (right)

Hot article: Blue fluorescent RNA: Tag you're it!

30 July 2008

An aptamer-dye pair has been developed as a fluorescent tag to monitor the RNA transcription process, by scientists in Japan.



capelin fish

Hot article: Arsenic-containing lipids in fish oil

29 July 2008

Scientists have identified a novel group of arsenic-containing compounds in fish oil that may have an unusual biosynthetic origin.



A novel core/shell CaWO4 micron sphere codoped with Na+ and Ln3+ (Ln=Dy, Tb, Sm, Eu) was prepared to show a unique multicolor emission in visible region when excited by a single-wavelength light.

Hot article: Multicolour lights in a single solid

28 July 2008

Chinese researchers have developed multicoloured lights in a single solid as an alternative to traditional tricolour mixing approaches.



Electric car

Driving power for electric cars

21 July 2008

Renewable fuel cell opens the door to electric vehicles



Microfabricated HZSM-5 micromembranes were successfully employed as proton-exchange membrane in micro fuel cell and the energy generation is strongly dependent on the Al-content of the HZSM-5. A 6-?m thick HZSM-5 (Si/Al = 15) display comparable performance as the Nafion® 117 generating OCV = 0.84 V, Pmax = 12.8 mW.cm-2 and jmax = 55 mA.cm-2.

Hot Article: New Micro Fuel Cell

15 July 2008

Scientists from Hong Kong have made a micro fuel cell using a zeolite membrane.



Copper(I) complexes of carboxylate-functionalised 2,2

Hot article: An element of surprise

09 July 2008

Researchers in Switzerland have developed efficient copper-functionalised dye-sensitized solar cells as an alternative to ruthenium-functionalised systems.



multifunctional polymer

Multifunctional polymers click together

08 July 2008

Side chains of copolymers can now be clicked into place thanks to a new method developed by Dutch researchers



Abstract image

Hot article: One-pot process to isoxazolidines

08 July 2008

US chemists have uncovered a cycloaddition reaction involving a nitrosobenzene and an aryl olefin to afford isoxazolidines in a one-pot procedure.



Abstract Image

Hot article: New lipid formulation for gene therapy

08 July 2008

French scientists describe novel helper lipids that facilitate the introduction of foreign DNA into cells.



Cascade reaction sequences incorporating N-heterocyclic carbene based organocatalysis have been developed that allow the direct preparation of a range of (±)-4-phenoxycarbonylazlactones in good isolated yields (66-84%) from the corresponding N-p-anisoyl amino acids.

Hot article: A cascade of products

07 July 2008

UK researchers have developed a cascade reaction strategy, to prepare heterocylic building blocks, using N-heterocyclic carbenes as catalysts.



non-flammable supported gold catalyst for chemoselective reduction

Hot article: Chemoselective reduction with non-flammable gold catalyst

04 July 2008

Chinese chemists have produced a new heterogeneous catalyst system for transfer hydrogenation with a non-flammable supported gold catalyst.



rare-earth superconductors synthesised using high pressure synthesis

Hot article: New rare-earth superconductors

04 July 2008

UK scientists have synthesised two new rare-earth superconductors using high pressure synthesis.