Practical method for the fast and highly selective direct cross-coupling of organolithium reagents has been developed
![Organolithium Cross-Coupling](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13f2d29dcad.gif)
Organolithium Cross-Coupling
![Easy Demetalation of Porphyrins](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ee5099469.jpg)
Easy Demetalation of Porphyrins
A simple, mild, methodology for the transformation of nickel porphyrins to the corresponding free-base porphyrins
![Most Accessed Articles: May 2013](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13fa4134fcf.jpg)
Most Accessed Articles: May 2013
The most-accessed chemistry articles from ChemPubSoc Europe and GDCh journals for May 2013
![How to Determine a Reaction's Usefulness](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13f32328bde.jpg)
How to Determine a Reaction's Usefulness
A way to analyze novel organic reactions and determine whether they will have wide or limited utility in organic syntheses has been developed
![Science on the Market: What Does Competition Do to Research?](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13efa7a2cef.jpg)
Science on the Market: What Does Competition Do to Research?
Michael Hampe, ETH Zurich, Switzerland, argues that scientists should not oversell their work in the pursuit of competitive funding
![New Route for Large-Scale Graphene Production](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13f18f34825.jpg)
New Route for Large-Scale Graphene Production
In his 1000st paper Fraser Stoddart describes a direct exfoliation of graphene sheets from graphite in water
![Targeting Cholera Toxin](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13f094ff17a.jpg)
Targeting Cholera Toxin
The synthesis and initial biological evaluation of a calixarene-based inhibitor for cholera toxin has been developed
![The Fastest and the Brightest Fluorescent Probe](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13f1da5fff4.jpg)
The Fastest and the Brightest Fluorescent Probe
BODIPY–tetrazine derivatives as superbright bioorthogonal turn-on probes
![Graphene Takes Charge – New Route to Functionalization](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ead57309d.jpg)
Graphene Takes Charge – New Route to Functionalization
Integration of a cationic porphyrin into a graphene/block copolymer ensemble purely through electrostatic interactions
![Sulfa Drugs: What’s Behind Their Neurological Side Effects?](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ef9bb0071.jpg)
Sulfa Drugs: What’s Behind Their Neurological Side Effects?
Sulfa drugs elicit neurological adverse effects because they interfere with L-3,4-dihydroxyphenylalanine synthesis