Mononuclear iron complex shows unique multi-state switching properties thanks to a new type of unsymmetric "Brønsted ligand"

Protonation-Based Molecular Switch

Stable Olefin-Linked Covalent Organic Framework
First unsubstituted olefin-linked COF was synthesized via aldol condensation

Mineral Membranes for Prebiotic Chemistry
Microfluidic production of pyrophosphate catalyzed by mineral membranes with steep pH gradients

Direct β-Alkenylation of Ketones
Palladium-catalyzed redox cascade gives versatile compounds

Crystal Structures of α- and β-Nitrogen Trifluoride Determined
Structures determined using powder neutron diffraction and reported for the first time

Safe, Easy-to-Handle Isocyanide Source
Cycloaddition of alkynes and N-isocyanoiminotriphenylphosphorane

Optimized MRI Contrast Agent
Improving the properties of compounds already approved for clinical use by simple modifications

Reducing the Arsenic Content of Parboiled Rice
Simple change in the order of processing steps reduces inorganic arsenic content by 25 %
![Selective Synthesis of Metalla[2]catenanes](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/16a0d38686f.jpg)
Selective Synthesis of Metalla[2]catenanes
Coordination-driven self-assembly assisted by π stacking and halogen substituents

70th Birthday: Joachim Sauer
German quantum chemist focuses on solids and their surfaces