German chemist developed important, industrially used dyes

100th Anniversary: Death of Carl Alexander von Martius
![Conformationally Stable [4]Helicenes](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/170778f7bf8.jpg)
Conformationally Stable [4]Helicenes
First highly enantioselective synthesis of 1,12‐disubstituted [4]carbohelicenes

Lighting the Way to Conjugated Polymers
Photocontrolled, transition-metal-free synthesis of n‐type conjugated polymers

Effective Treatment of Livestock Wastewater
Electrocoagulation successfully removes insecticides used in cattle farming

Direct Electrochemical Synthesis of NH3 from N2 and H2O
A practicable option for energy storage and production of fertilizer precursors

Mechanically Flexible Coordination Polymer
1D coordination polymer chains rearrange when bent to form a flexible covalent molecular material

We Need to Work on Our Image
Even young people who are enthusiastic about chemistry will not decide to study it if they do not want to be like a chemist—or like their idea of a chemist

How to Deal with Fake News
It's worthwhile for scientists to share their knowledge and invest in honest brokers—for example, in strong science journalism

Molecular Twist Driven by Light
Biaryl rotation accelerated by a molecular motor

Conversion Between Amino Acid Enantiomers
L to D conversion by by solubility‐induced diastereomer transformation (SIDT)