Supramolecular capsules that can be reversibly disassembled
![Calix[4]arene “Handshakes” via Urea–Carboxylate interactions](https://www.chemistryviews.org/wp-content/uploads/2024/04/calixarenehandshake_2024-125x94.png)
Calix[4]arene “Handshakes” via Urea–Carboxylate interactions

Bio-Sourced Hydroxyurethanes
Regioselective synthesis of carbamates from bioderived cyclic carbonates and amines

Dual-Ligand Strategy for Acetylene Separation
New Zn-based metal–organic framework (MOF) functionalized with sulfonic acid and amino groups

Sonogashira Coupling in Water and Under Air
Efficient, environmentally friendly, copper-free approach uses an industrial surfactant

Turning Antibiotics into Parkinson’s Drugs
Doxycycline analogs could prevent pathological protein aggregation and neuroinflammation

First Synthesis of Elusive Methanetriol
Molecule with three hydroxyl groups at the same carbon atom prepared at low temperatures

First Electrically Heated Steam Cracking Furnace Put Into Operation
BASF, Linde, and SABIC put the first large-scale electrically heated steam cracking furnace into operation

“Soft” Covalent Organic Framework Opens Its Pores
Material shows guest-triggered gate-opening behavior for various gases

Microwave-Assisted, Metal-Free Synthesis of Highly Substituted 1,2,4-Triazines
One-pot, three-step [4+2] annulation strategy for the preparation of highly substituted derivatives

BASF Launches Battery Recycling Metal Refinery Prototype
Li, Ni, Co, Mn, and Cu extracted from end-of-life lithium-ion batteries and battery production scrap